diff --git a/CLR/Rec20/README.md b/CLR/Rec20/README.md
index 72a61ea..1959987 100644
--- a/CLR/Rec20/README.md
+++ b/CLR/Rec20/README.md
@@ -2,6 +2,11 @@
 
 Recommendation 20 Provides three character alphabetic and alphanumeric codes for representing units of measurement for length, area, volume/capacity, mass (weight), time, and other quantities used in international trade. The codes are intended for use in manual and/or automated systems for the exchange of information between participants in international trade.
 
+
+> Note: if you want to raise a Maintenance Request for this request, please fill in the details in a GitHub issue [here](https://github.com/uncefact/vocab-codes/issues/new?assignees=kshychko&labels=MR%2C+Rec-20&projects=&template=recommendation-20-maintenance-request.md&title=[Rec20+MR]) 
+> 
+> For more information check out our [wiki](https://github.com/uncefact/vocab-codes/wiki).
+
 Facilitates use of Recommendation 20. The code list is presented in three separate annexes:
 
     Annex I – Code elements listed by quantity category;
diff --git a/CLR/Rec21/README.md b/CLR/Rec21/README.md
index 558ec24..f4bfeb1 100644
--- a/CLR/Rec21/README.md
+++ b/CLR/Rec21/README.md
@@ -6,7 +6,7 @@ Recommendation 21 presents coded representations for the package type names used
 > 
 > For more information check out our [wiki](https://github.com/uncefact/vocab-codes/wiki).
 
-Current version in CVF formtat can be found [here](./current/code-list.csv)
+Current version in CSV formtat can be found [here](./current/code-list.csv)
 
 | Title | Revised | English | French | Russian |
 | --- | --- | --- | --- | --- |
diff --git a/CLR/Rec23/README.md b/CLR/Rec23/README.md
index 4023f77..06aafb6 100644
--- a/CLR/Rec23/README.md
+++ b/CLR/Rec23/README.md
@@ -6,7 +6,7 @@ Recommendation 23 provides a naming system to be used to establish harmonized de
 > 
 > For more information check out our [wiki](https://github.com/uncefact/vocab-codes/wiki).
 
-Current version in CVF formtat can be found [here](./current/code-list.csv)
+Current version in CSV formtat can be found [here](./current/code-list.csv)
 
 | Title | Revised | English | French | Russian |
 | --- | --- | --- | --- | --- |
diff --git a/CLR/Rec24/README.md b/CLR/Rec24/README.md
index 7e6d75a..b547e8e 100644
--- a/CLR/Rec24/README.md
+++ b/CLR/Rec24/README.md
@@ -7,7 +7,7 @@ Recommendation 24 provides Transport Status Codes to satisfy requirements for ex
 >
 > For more information check out our [wiki](https://github.com/uncefact/vocab-codes/wiki).
 
-Current version in CVF formtat can be found [here](./current/code-list.csv)
+Current version in CSV formtat can be found [here](./current/code-list.csv)
 
 | Title | Revised | English | French | Russian |
 | --- | --- | --- | --- | --- |
diff --git a/CLR/Rec28/README.md b/CLR/Rec28/README.md
index abf908c..ce44e7c 100644
--- a/CLR/Rec28/README.md
+++ b/CLR/Rec28/README.md
@@ -6,7 +6,7 @@ Recommendation 28 establishes a common code list for the identification of the t
 >
 > For more information check out our [wiki](https://github.com/uncefact/vocab-codes/wiki).
 
-Current version in CVF formtat can be found [here](./current/code-list.csv)
+Current version in CSV formtat can be found [here](./current/code-list.csv)
 
 
 | Title | Revised | English | French | Russian |