diff --git a/.github/workflows/handle_potential_conflicts.py b/.github/workflows/handle_potential_conflicts.py
index 0524f75c34d00..ffdae440d85ba 100755
--- a/.github/workflows/handle_potential_conflicts.py
+++ b/.github/workflows/handle_potential_conflicts.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2022-2023 The Dash Core developers
+# Copyright (c) 2022-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/ci/dash/matrix.sh b/ci/dash/matrix.sh
index 70d0a57abefbe..82a9233df17b9 100755
--- a/ci/dash/matrix.sh
+++ b/ci/dash/matrix.sh
@@ -1,5 +1,5 @@
 #!/usr/bin/env bash
-# Copyright (c) 2019-2023 The Dash Core developers
+# Copyright (c) 2019-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #
diff --git a/contrib/devtools/copyright_header.py b/contrib/devtools/copyright_header.py
index 2b222e8ac715b..2c79975e99354 100755
--- a/contrib/devtools/copyright_header.py
+++ b/contrib/devtools/copyright_header.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # Copyright (c) 2016-2020 The Bitcoin Core developers
-# Copyright (c) 2019-2023 The Dash Core developers
+# Copyright (c) 2019-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
@@ -20,15 +20,16 @@
     'src/qt/dashstrings.cpp',
     'src/chainparamsseeds.h',
     # other external copyrights:
-    'src/bip39.cpp',
-    'src/bip39.h',
-    'src/bip39_english.h',
+    'src/bench/nanobench.h',
     'src/crypto/*',
     'src/ctpl_stl.h',
     'src/reverse_iterator.h',
     'src/test/fuzz/FuzzedDataProvider.h',
     'src/tinyformat.h',
-    'src/bench/nanobench.h',
+    'src/util/expected.h',
+    'src/wallet/bip39.cpp',
+    'src/wallet/bip39.h',
+    'src/wallet/bip39_english.h',
     'test/functional/test_framework/bignum.py',
     # python init:
     '*__init__.py',
@@ -37,13 +38,14 @@
 
 EXCLUDE_DIRS = [
     # git subtrees
+    "src/crc32c/",
     "src/crypto/ctaes/",
     "src/dashbls/",
+    "src/gsl/",
     "src/immer/",
     "src/leveldb/",
     "src/secp256k1/",
     "src/univalue/",
-    "src/crc32c/",
 ]
 
 INCLUDE = ['*.h', '*.cpp', '*.cc', '*.c', '*.mm', '*.py', '*.sh', '*.bash-completion']
@@ -113,6 +115,8 @@ def compile_copyright_regex(copyright_style, year_style, name):
     r"Intel Corporation ?",
     r"The Zcash developers",
     r"Jeremy Rubin",
+    r"Statoshi Developers",
+    r"Vincent Thiery",
 ]
 
 DOMINANT_STYLE_COMPILED = {}
diff --git a/src/addressindex.cpp b/src/addressindex.cpp
index e9eee7850f8cd..4cefedaf752f6 100644
--- a/src/addressindex.cpp
+++ b/src/addressindex.cpp
@@ -1,5 +1,5 @@
-// Copyright (c) 2016 BitPay, Inc.
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2016 BitPay Inc.
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/addressindex.h b/src/addressindex.h
index e2dc67a7d88c9..b5cbcefc1f141 100644
--- a/src/addressindex.h
+++ b/src/addressindex.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2015 The Bitcoin Core developers
-// Copyright (c) 2016 BitPay, Inc.
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2016 BitPay Inc.
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bench/string_cast.cpp b/src/bench/string_cast.cpp
index bc59d79dbc210..d358e2a7ced85 100644
--- a/src/bench/string_cast.cpp
+++ b/src/bench/string_cast.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bitcoin-cli.cpp b/src/bitcoin-cli.cpp
index 97c0509e06161..99a58d67d0701 100644
--- a/src/bitcoin-cli.cpp
+++ b/src/bitcoin-cli.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bls/bls.h b/src/bls/bls.h
index eb55cea70164e..e029b70ae5ea3 100644
--- a/src/bls/bls.h
+++ b/src/bls/bls.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/bls/bls_ies.h b/src/bls/bls_ies.h
index 0a43437550f62..002d41a86bdf8 100644
--- a/src/bls/bls_ies.h
+++ b/src/bls/bls_ies.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2021 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/coinjoin/server.h b/src/coinjoin/server.h
index 5f528a2bfbfc4..91df29995d3cb 100644
--- a/src/coinjoin/server.h
+++ b/src/coinjoin/server.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/coinjoin/util.cpp b/src/coinjoin/util.cpp
index f337473c60624..d936baf354661 100644
--- a/src/coinjoin/util.cpp
+++ b/src/coinjoin/util.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/coinjoin/util.h b/src/coinjoin/util.h
index 16bece0df54c0..672d27432a1b2 100644
--- a/src/coinjoin/util.h
+++ b/src/coinjoin/util.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/context.h b/src/context.h
index d19694930630b..d792df294435e 100644
--- a/src/context.h
+++ b/src/context.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2022-2023 The Dash Core developers
+// Copyright (c) 2022-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/assetlocktx.h b/src/evo/assetlocktx.h
index b55902fea42a4..1e9a666d5066e 100644
--- a/src/evo/assetlocktx.h
+++ b/src/evo/assetlocktx.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/creditpool.h b/src/evo/creditpool.h
index 9f3034cbcf965..14df187bfcda1 100644
--- a/src/evo/creditpool.h
+++ b/src/evo/creditpool.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/deterministicmns.h b/src/evo/deterministicmns.h
index 3dcbdd33a48db..c8a30202835da 100644
--- a/src/evo/deterministicmns.h
+++ b/src/evo/deterministicmns.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/dmn_types.h b/src/evo/dmn_types.h
index 0ef4f5bfbe941..edc36187dda6f 100644
--- a/src/evo/dmn_types.h
+++ b/src/evo/dmn_types.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/dmnstate.cpp b/src/evo/dmnstate.cpp
index 27f2ae60f00c3..1c389cc7db4f5 100644
--- a/src/evo/dmnstate.cpp
+++ b/src/evo/dmnstate.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/evodb.cpp b/src/evo/evodb.cpp
index 062ce9d2cc048..b1396e9ef423a 100644
--- a/src/evo/evodb.cpp
+++ b/src/evo/evodb.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/evodb.h b/src/evo/evodb.h
index a0d6407606109..594ced2cc5fbf 100644
--- a/src/evo/evodb.h
+++ b/src/evo/evodb.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/mnauth.cpp b/src/evo/mnauth.cpp
index c44d0ec748baf..63a9cd32043d3 100644
--- a/src/evo/mnauth.cpp
+++ b/src/evo/mnauth.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2019-2023 The Dash Core developers
+// Copyright (c) 2019-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/mnauth.h b/src/evo/mnauth.h
index 514503c39fa57..6de79a8bcff26 100644
--- a/src/evo/mnauth.h
+++ b/src/evo/mnauth.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019-2023 The Dash Core developers
+// Copyright (c) 2019-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/mnhftx.h b/src/evo/mnhftx.h
index 732b8049762b5..2f759c57248f9 100644
--- a/src/evo/mnhftx.h
+++ b/src/evo/mnhftx.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2021-2023 The Dash Core developers
+// Copyright (c) 2021-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/providertx.cpp b/src/evo/providertx.cpp
index b18d384985b69..69193fe3c07a2 100644
--- a/src/evo/providertx.cpp
+++ b/src/evo/providertx.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/providertx.h b/src/evo/providertx.h
index 7421fd0e5e333..86f78e79a6f25 100644
--- a/src/evo/providertx.h
+++ b/src/evo/providertx.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/simplifiedmns.h b/src/evo/simplifiedmns.h
index ed894f9ff227d..9999a5f352057 100644
--- a/src/evo/simplifiedmns.h
+++ b/src/evo/simplifiedmns.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2017-2023 The Dash Core developers
+// Copyright (c) 2017-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/evo/specialtxman.h b/src/evo/specialtxman.h
index 537abda90bf1b..2a21d948cd810 100644
--- a/src/evo/specialtxman.h
+++ b/src/evo/specialtxman.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/flat-database.h b/src/flat-database.h
index 8ad452c55425b..31938eee2464d 100644
--- a/src/flat-database.h
+++ b/src/flat-database.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/governance/classes.cpp b/src/governance/classes.cpp
index 7d410a790f5de..43270d509a911 100644
--- a/src/governance/classes.cpp
+++ b/src/governance/classes.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/governance/classes.h b/src/governance/classes.h
index 7ff8eff2e4f8b..3d5d9ed38865b 100644
--- a/src/governance/classes.h
+++ b/src/governance/classes.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_GOVERNANCE_CLASSES_H
diff --git a/src/governance/governance.h b/src/governance/governance.h
index 1417344551aee..c10fd10fbfd16 100644
--- a/src/governance/governance.h
+++ b/src/governance/governance.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/governance/object.h b/src/governance/object.h
index 826823a33bedc..e58da6a8a1be1 100644
--- a/src/governance/object.h
+++ b/src/governance/object.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/governance/vote.h b/src/governance/vote.h
index 7844017ccc410..dca602356a671 100644
--- a/src/governance/vote.h
+++ b/src/governance/vote.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/governance/votedb.cpp b/src/governance/votedb.cpp
index deaf48c67c0d5..6ffc8eeffffd3 100644
--- a/src/governance/votedb.cpp
+++ b/src/governance/votedb.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2021 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/governance/votedb.h b/src/governance/votedb.h
index 14664429410c7..646544c3de77d 100644
--- a/src/governance/votedb.h
+++ b/src/governance/votedb.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/hash.h b/src/hash.h
index f207744f0d623..a829d00c6ecc7 100644
--- a/src/hash.h
+++ b/src/hash.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/llmq/blockprocessor.h b/src/llmq/blockprocessor.h
index e6cb2740dd37c..0e0aec4b903ca 100644
--- a/src/llmq/blockprocessor.h
+++ b/src/llmq/blockprocessor.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/llmq/chainlocks.h b/src/llmq/chainlocks.h
index 2c44fb1ec6850..9ad681d002b45 100644
--- a/src/llmq/chainlocks.h
+++ b/src/llmq/chainlocks.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2019-2023 The Dash Core developers
+// Copyright (c) 2019-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/llmq/context.h b/src/llmq/context.h
index 7d41111c4a3df..515e1e83cf066 100644
--- a/src/llmq/context.h
+++ b/src/llmq/context.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/llmq/debug.h b/src/llmq/debug.h
index 9de338c8412be..7498a281ab6d3 100644
--- a/src/llmq/debug.h
+++ b/src/llmq/debug.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/llmq/ehf_signals.h b/src/llmq/ehf_signals.h
index 41f888d48de85..30445ce4a6ded 100644
--- a/src/llmq/ehf_signals.h
+++ b/src/llmq/ehf_signals.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/llmq/snapshot.h b/src/llmq/snapshot.h
index 4113e255cc229..b9ca9ac985dd2 100644
--- a/src/llmq/snapshot.h
+++ b/src/llmq/snapshot.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2021-2023 The Dash Core developers
+// Copyright (c) 2021-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/meta.cpp b/src/masternode/meta.cpp
index 3160e280ad666..a6308fea6077b 100644
--- a/src/masternode/meta.cpp
+++ b/src/masternode/meta.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/meta.h b/src/masternode/meta.h
index d6177a8ca1a82..0388905c44629 100644
--- a/src/masternode/meta.h
+++ b/src/masternode/meta.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/node.cpp b/src/masternode/node.cpp
index 61d42c4d31499..aa0a5de2f27e7 100644
--- a/src/masternode/node.cpp
+++ b/src/masternode/node.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/node.h b/src/masternode/node.h
index 738b6a7ac911f..49f8c970d44ec 100644
--- a/src/masternode/node.h
+++ b/src/masternode/node.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/payments.cpp b/src/masternode/payments.cpp
index cdb5f4c56c7e9..73d641bf86444 100644
--- a/src/masternode/payments.cpp
+++ b/src/masternode/payments.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/payments.h b/src/masternode/payments.h
index ad88c08581ec3..660899927c680 100644
--- a/src/masternode/payments.h
+++ b/src/masternode/payments.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/sync.cpp b/src/masternode/sync.cpp
index d4cf62a735e05..8c7643e133dd7 100644
--- a/src/masternode/sync.cpp
+++ b/src/masternode/sync.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/sync.h b/src/masternode/sync.h
index d61ef070ba91f..29c9b6806a05a 100644
--- a/src/masternode/sync.h
+++ b/src/masternode/sync.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 #ifndef BITCOIN_MASTERNODE_SYNC_H
diff --git a/src/masternode/utils.cpp b/src/masternode/utils.cpp
index 27a5d0d10e7fa..5dc707f4bf2ae 100644
--- a/src/masternode/utils.cpp
+++ b/src/masternode/utils.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/masternode/utils.h b/src/masternode/utils.h
index 3bb56edca9422..eb50990985c13 100644
--- a/src/masternode/utils.h
+++ b/src/masternode/utils.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/netfulfilledman.cpp b/src/netfulfilledman.cpp
index e7303a422df01..73295d0a7d622 100644
--- a/src/netfulfilledman.cpp
+++ b/src/netfulfilledman.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/netfulfilledman.h b/src/netfulfilledman.h
index 5c2c4ac956cf7..1a4471f3ccee4 100644
--- a/src/netfulfilledman.h
+++ b/src/netfulfilledman.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/clientmodel.cpp b/src/qt/clientmodel.cpp
index 5e3a4cd9ce466..ea1df1ac6b0e0 100644
--- a/src/qt/clientmodel.cpp
+++ b/src/qt/clientmodel.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2011-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/clientmodel.h b/src/qt/clientmodel.h
index e5933ab9f84f8..3414e7934c167 100644
--- a/src/qt/clientmodel.h
+++ b/src/qt/clientmodel.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2011-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/governancelist.cpp b/src/qt/governancelist.cpp
index 807157d8b6762..2439486b18601 100644
--- a/src/qt/governancelist.cpp
+++ b/src/qt/governancelist.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2021-2023 The Dash Core developers
+// Copyright (c) 2021-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/governancelist.h b/src/qt/governancelist.h
index e9161e6626301..04c65acdb6539 100644
--- a/src/qt/governancelist.h
+++ b/src/qt/governancelist.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2021-2023 The Dash Core developers
+// Copyright (c) 2021-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/guiutil.cpp b/src/qt/guiutil.cpp
index cc261965b8a1b..14bcc39eed21f 100644
--- a/src/qt/guiutil.cpp
+++ b/src/qt/guiutil.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2011-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/masternodelist.cpp b/src/qt/masternodelist.cpp
index 36c99c0a29588..6bf6816e4beb2 100644
--- a/src/qt/masternodelist.cpp
+++ b/src/qt/masternodelist.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016-2023 The Dash Core developers
+// Copyright (c) 2016-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/rpcconsole.cpp b/src/qt/rpcconsole.cpp
index b9c68c9c434b9..b76b05bced0f5 100644
--- a/src/qt/rpcconsole.cpp
+++ b/src/qt/rpcconsole.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2011-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp
index 3079c6616fb75..1319d1d83684d 100644
--- a/src/qt/sendcoinsdialog.cpp
+++ b/src/qt/sendcoinsdialog.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2011-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactiondesc.cpp b/src/qt/transactiondesc.cpp
index 2f90ca679faee..9587e0fac20eb 100644
--- a/src/qt/transactiondesc.cpp
+++ b/src/qt/transactiondesc.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2011-2019 The Bitcoin Core developers
-// Copyright (c) 2014-2022 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/qt/transactionrecord.cpp b/src/qt/transactionrecord.cpp
index 949a4ad19a8dd..46a5ffb6e8153 100644
--- a/src/qt/transactionrecord.cpp
+++ b/src/qt/transactionrecord.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2011-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/rpc/governance.cpp b/src/rpc/governance.cpp
index 45a7ea26c49c4..8c6ab302d6f9a 100644
--- a/src/rpc/governance.cpp
+++ b/src/rpc/governance.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/rpc/index_util.cpp b/src/rpc/index_util.cpp
index 113071cb8af93..abe6912868787 100644
--- a/src/rpc/index_util.cpp
+++ b/src/rpc/index_util.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2016 BitPay, Inc.
+// Copyright (c) 2016 BitPay Inc.
 // Copyright (c) 2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/rpc/index_util.h b/src/rpc/index_util.h
index 3155bf2263ca2..577e496f58c40 100644
--- a/src/rpc/index_util.h
+++ b/src/rpc/index_util.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2016 BitPay, Inc.
+// Copyright (c) 2016 BitPay Inc.
 // Copyright (c) 2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
diff --git a/src/rpc/masternode.cpp b/src/rpc/masternode.cpp
index 88819f5dbd5fb..c303a5a347d54 100644
--- a/src/rpc/masternode.cpp
+++ b/src/rpc/masternode.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/rpc/request.cpp b/src/rpc/request.cpp
index 773323fc97db4..a4bb66a41ef50 100644
--- a/src/rpc/request.cpp
+++ b/src/rpc/request.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2010 Satoshi Nakamoto
 // Copyright (c) 2009-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/rpc/server.cpp b/src/rpc/server.cpp
index f6b88d42eb116..17a83402a8578 100644
--- a/src/rpc/server.cpp
+++ b/src/rpc/server.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2010 Satoshi Nakamoto
 // Copyright (c) 2009-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/spentindex.h b/src/spentindex.h
index 626762fc5f408..eea95e9eb4a33 100644
--- a/src/spentindex.h
+++ b/src/spentindex.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2015 The Bitcoin Core developers
-// Copyright (c) 2016 BitPay, Inc.
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2016 BitPay Inc.
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/spork.cpp b/src/spork.cpp
index 2640989efcd2d..3bf9c5302b7a9 100644
--- a/src/spork.cpp
+++ b/src/spork.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/spork.h b/src/spork.h
index d30afe3bba61b..e8d5d81d719af 100644
--- a/src/spork.h
+++ b/src/spork.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT/X11 software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/stacktraces.cpp b/src/stacktraces.cpp
index c1493ce293e25..0bb9c5e4b18d7 100644
--- a/src/stacktraces.cpp
+++ b/src/stacktraces.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/stats/client.h b/src/stats/client.h
index 0fa8538260ee0..ce464129a6f35 100644
--- a/src/stats/client.h
+++ b/src/stats/client.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2014-2017 Statoshi Developers
 // Copyright (c) 2017-2023 Vincent Thiery
-// Copyright (c) 2020-2023 The Dash Core developers
+// Copyright (c) 2020-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/block_reward_reallocation_tests.cpp b/src/test/block_reward_reallocation_tests.cpp
index d42f9d3bce618..e4747613ca49d 100644
--- a/src/test/block_reward_reallocation_tests.cpp
+++ b/src/test/block_reward_reallocation_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2021-2023 The Dash Core developers
+// Copyright (c) 2021-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/dynamic_activation_thresholds_tests.cpp b/src/test/dynamic_activation_thresholds_tests.cpp
index b3ba1b854ef1d..d48c3d186023f 100644
--- a/src/test/dynamic_activation_thresholds_tests.cpp
+++ b/src/test/dynamic_activation_thresholds_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2021-2023 The Dash Core developers
+// Copyright (c) 2021-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/evo_simplifiedmns_tests.cpp b/src/test/evo_simplifiedmns_tests.cpp
index a7fe5dbd887a2..5a5c8a5cda4eb 100644
--- a/src/test/evo_simplifiedmns_tests.cpp
+++ b/src/test/evo_simplifiedmns_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2018-2023 The Dash Core developers
+// Copyright (c) 2018-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/test/netbase_tests.cpp b/src/test/netbase_tests.cpp
index f70b5c55e0b15..d9fe06d7599ed 100644
--- a/src/test/netbase_tests.cpp
+++ b/src/test/netbase_tests.cpp
@@ -1,5 +1,5 @@
 // Copyright (c) 2012-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/timestampindex.h b/src/timestampindex.h
index 42c34ee55e1c8..36f62acb3026a 100644
--- a/src/timestampindex.h
+++ b/src/timestampindex.h
@@ -1,7 +1,7 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2015 The Bitcoin Core developers
-// Copyright (c) 2016 BitPay, Inc.
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2016 BitPay Inc.
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/uint256.h b/src/uint256.h
index ceb9e088b7230..eb0e9836d6a68 100644
--- a/src/uint256.h
+++ b/src/uint256.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/enumerate.h b/src/util/enumerate.h
index 0a6d5e68f2875..1a7a12909ec14 100644
--- a/src/util/enumerate.h
+++ b/src/util/enumerate.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2022-2023 The Dash Core developers
+// Copyright (c) 2022-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/ranges_set.cpp b/src/util/ranges_set.cpp
index f4ff5a2ca544e..6ad79b76fead9 100644
--- a/src/util/ranges_set.cpp
+++ b/src/util/ranges_set.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2023 The Dash Core developers
+// Copyright (c) 2023-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/system.cpp b/src/util/system.cpp
index a65ed64966c38..b0af7eb30b6b7 100644
--- a/src/util/system.cpp
+++ b/src/util/system.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/util/system.h b/src/util/system.h
index 85c46eaa509ba..1ae230d4f80e5 100644
--- a/src/util/system.h
+++ b/src/util/system.h
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/version.h b/src/version.h
index 45f8fce916de6..88367edae5905 100644
--- a/src/version.h
+++ b/src/version.h
@@ -1,5 +1,5 @@
 // Copyright (c) 2012-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/hdchain.cpp b/src/wallet/hdchain.cpp
index 516b8c38ba56a..0f3b2dd49848e 100644
--- a/src/wallet/hdchain.cpp
+++ b/src/wallet/hdchain.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 
 #include <wallet/hdchain.h>
diff --git a/src/wallet/hdchain.h b/src/wallet/hdchain.h
index 6d2b6cccfe507..87af09871a974 100644
--- a/src/wallet/hdchain.h
+++ b/src/wallet/hdchain.h
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 #ifndef BITCOIN_WALLET_HDCHAIN_H
 #define BITCOIN_WALLET_HDCHAIN_H
diff --git a/src/wallet/test/bip39_tests.cpp b/src/wallet/test/bip39_tests.cpp
index 2eb63d66e77c1..7ea5e5c988f21 100644
--- a/src/wallet/test/bip39_tests.cpp
+++ b/src/wallet/test/bip39_tests.cpp
@@ -1,4 +1,4 @@
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/src/wallet/walletdb.cpp b/src/wallet/walletdb.cpp
index af8b041ad23df..5992579d857f0 100644
--- a/src/wallet/walletdb.cpp
+++ b/src/wallet/walletdb.cpp
@@ -1,6 +1,6 @@
 // Copyright (c) 2009-2010 Satoshi Nakamoto
 // Copyright (c) 2009-2020 The Bitcoin Core developers
-// Copyright (c) 2014-2023 The Dash Core developers
+// Copyright (c) 2014-2024 The Dash Core developers
 // Distributed under the MIT software license, see the accompanying
 // file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/feature_dip0020_activation.py b/test/functional/feature_dip0020_activation.py
index b091a30ddbaad..f15f0042ae019 100755
--- a/test/functional/feature_dip0020_activation.py
+++ b/test/functional/feature_dip0020_activation.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2023 The Dash Core developers
+# Copyright (c) 2015-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 from test_framework.blocktools import create_block, create_coinbase
diff --git a/test/functional/feature_governance_objects.py b/test/functional/feature_governance_objects.py
index 612123c6e37b1..1fe5a9c585394 100755
--- a/test/functional/feature_governance_objects.py
+++ b/test/functional/feature_governance_objects.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018-2020 The Dash Core developers
+# Copyright (c) 2018-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Tests around dash governance objects."""
diff --git a/test/functional/feature_llmq_connections.py b/test/functional/feature_llmq_connections.py
index 29a335378a62f..626bcf4d5b5d2 100755
--- a/test/functional/feature_llmq_connections.py
+++ b/test/functional/feature_llmq_connections.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2023 The Dash Core developers
+# Copyright (c) 2015-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/feature_llmq_dkgerrors.py b/test/functional/feature_llmq_dkgerrors.py
index 380474544efad..bc026c5125058 100755
--- a/test/functional/feature_llmq_dkgerrors.py
+++ b/test/functional/feature_llmq_dkgerrors.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2023 The Dash Core developers
+# Copyright (c) 2015-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/feature_llmq_is_retroactive.py b/test/functional/feature_llmq_is_retroactive.py
index 78ca8737c3c33..ea603e90dd437 100755
--- a/test/functional/feature_llmq_is_retroactive.py
+++ b/test/functional/feature_llmq_is_retroactive.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2015-2023 The Dash Core developers
+# Copyright (c) 2015-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/feature_mnehf.py b/test/functional/feature_mnehf.py
index 9578da6767272..025c7ad632e2d 100755
--- a/test/functional/feature_mnehf.py
+++ b/test/functional/feature_mnehf.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 
-# Copyright (c) 2023 The Dash Core developers
+# Copyright (c) 2023-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/feature_new_quorum_type_activation.py b/test/functional/feature_new_quorum_type_activation.py
index 9e7dc08b8c2b4..678d3bab66aba 100755
--- a/test/functional/feature_new_quorum_type_activation.py
+++ b/test/functional/feature_new_quorum_type_activation.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2020-2023 The Dash Core developers
+# Copyright (c) 2020-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 from test_framework.test_framework import BitcoinTestFramework
diff --git a/test/functional/feature_sporks.py b/test/functional/feature_sporks.py
index 4843c2d7503b2..46e96c81e5521 100755
--- a/test/functional/feature_sporks.py
+++ b/test/functional/feature_sporks.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2018-2023 The Dash Core developers
+# Copyright (c) 2018-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/rpc_deprecated_platform_filter.py b/test/functional/rpc_deprecated_platform_filter.py
index fab38c4dcc632..934051318a1fa 100755
--- a/test/functional/rpc_deprecated_platform_filter.py
+++ b/test/functional/rpc_deprecated_platform_filter.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2020-2023 The Dash Core developers
+# Copyright (c) 2020-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test that commands submitted by the platform user are filtered."""
diff --git a/test/functional/rpc_masternode.py b/test/functional/rpc_masternode.py
index 297b9a37ecd4a..d194da8bbc61e 100755
--- a/test/functional/rpc_masternode.py
+++ b/test/functional/rpc_masternode.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2020-2023 The Dash Core developers
+# Copyright (c) 2020-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 from test_framework.test_framework import DashTestFramework
diff --git a/test/functional/rpc_quorum.py b/test/functional/rpc_quorum.py
index e97b65c143927..0923bb37fb536 100755
--- a/test/functional/rpc_quorum.py
+++ b/test/functional/rpc_quorum.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2022-2023 The Dash Core developers
+# Copyright (c) 2022-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 from test_framework.test_framework import DashTestFramework
diff --git a/test/functional/rpc_verifychainlock.py b/test/functional/rpc_verifychainlock.py
index 31f8a85dd96d5..43d9a5565f7f3 100755
--- a/test/functional/rpc_verifychainlock.py
+++ b/test/functional/rpc_verifychainlock.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2021-2023 The Dash Core developers
+# Copyright (c) 2021-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/rpc_verifyislock.py b/test/functional/rpc_verifyislock.py
index 917ecafe7acb4..93e9228dcfa35 100755
--- a/test/functional/rpc_verifyislock.py
+++ b/test/functional/rpc_verifyislock.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2020-2023 The Dash Core developers
+# Copyright (c) 2020-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 
diff --git a/test/functional/rpc_wipewallettxes.py b/test/functional/rpc_wipewallettxes.py
index 856a15f4acf1d..5a6560bde07b0 100755
--- a/test/functional/rpc_wipewallettxes.py
+++ b/test/functional/rpc_wipewallettxes.py
@@ -1,5 +1,5 @@
 #!/usr/bin/env python3
-# Copyright (c) 2023 The Dash Core developers
+# Copyright (c) 2023-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test transaction wiping using the wipewallettxes RPC."""
diff --git a/test/functional/test_framework/util.py b/test/functional/test_framework/util.py
index 791861c947513..5618940bb80e2 100644
--- a/test/functional/test_framework/util.py
+++ b/test/functional/test_framework/util.py
@@ -1,6 +1,6 @@
 #!/usr/bin/env python3
 # Copyright (c) 2014-2020 The Bitcoin Core developers
-# Copyright (c) 2014-2023 The Dash Core developers
+# Copyright (c) 2014-2024 The Dash Core developers
 # Distributed under the MIT software license, see the accompanying
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Helpful routines for regression testing."""