diff --git a/Sources/CertLogic/CertLogic.swift b/Sources/CertLogic/CertLogic.swift
index 0fb71fa..d85d620 100644
--- a/Sources/CertLogic/CertLogic.swift
+++ b/Sources/CertLogic/CertLogic.swift
@@ -59,11 +59,11 @@ final public class CertLogicEngine {
             if results as! Bool {
               result.append(ValidationResult(rule: rule, result: .passed, validationErrors: nil))
             } else {
-              result.append(ValidationResult(rule: rule, result: .open, validationErrors: nil))
+              result.append(ValidationResult(rule: rule, result: .fail, validationErrors: nil))
             }
           }
         } catch {
-          result.append(ValidationResult(rule: rule, result: .fail, validationErrors: [error]))
+          result.append(ValidationResult(rule: rule, result: .open, validationErrors: [error]))
         }
       }
     }
@@ -111,12 +111,24 @@ final public class CertLogicEngine {
   // Get List of Rules for Country by Code
   private func getListOfRulesFor(external: ExternalParameter, issuerCountryCode: String) -> [Rule] {
     var returnedRulesItems: [Rule] = []
-    let generalRulesWithAcceptence = rules.filter { rule in
+    var generalRulesWithAcceptence = rules.filter { rule in
       return rule.countryCode.lowercased() == external.countryCode.lowercased() && rule.ruleType == .acceptence && rule.certificateFullType == .general && external.validationClock >= rule.validFromDate && external.validationClock <= rule.validToDate
     }
-    let generalRulesWithInvalidation = rules.filter { rule in
+    if let region = external.region {
+      generalRulesWithAcceptence = generalRulesWithAcceptence.filter { rule in
+        rule.region?.lowercased() == region.lowercased()
+      }
+    }
+    
+    var generalRulesWithInvalidation = rules.filter { rule in
       return rule.countryCode.lowercased() == issuerCountryCode.lowercased() && rule.ruleType == .invalidation && rule.certificateFullType == .general && external.validationClock >= rule.validFromDate && external.validationClock <= rule.validToDate
     }
+    if let region = external.region {
+      generalRulesWithInvalidation = generalRulesWithInvalidation.filter { rule in
+        rule.region?.lowercased() == region.lowercased()
+      }
+    }
+
     //General Rule with Acceptence type and max Version number
     if generalRulesWithAcceptence.count > 0 {
        if let maxRules = generalRulesWithAcceptence.max(by: { (ruleOne, ruleTwo) -> Bool in
@@ -133,12 +145,23 @@ final public class CertLogicEngine {
         returnedRulesItems.append( maxRules)
        }
     }
-    let certTypeRulesWithAcceptence = rules.filter { rule in
+    var certTypeRulesWithAcceptence = rules.filter { rule in
       return rule.countryCode.lowercased() == external.countryCode.lowercased() && rule.ruleType == .acceptence  && rule.certificateFullType == external.certificationType && external.validationClock >= rule.validFromDate && external.validationClock <= rule.validToDate
     }
-    let certTypeRulesWithInvalidation = rules.filter { rule in
+    if let region = external.region {
+      certTypeRulesWithAcceptence = certTypeRulesWithAcceptence.filter { rule in
+        rule.region?.lowercased() == region.lowercased()
+      }
+    }
+
+    var certTypeRulesWithInvalidation = rules.filter { rule in
       return rule.countryCode.lowercased() == issuerCountryCode.lowercased() && rule.ruleType == .invalidation && rule.certificateFullType == external.certificationType && external.validationClock >= rule.validFromDate && external.validationClock <= rule.validToDate
     }
+    if let region = external.region {
+      certTypeRulesWithInvalidation = certTypeRulesWithInvalidation.filter { rule in
+        rule.region?.lowercased() == region.lowercased()
+      }
+    }
 
     //Rule with CertificationType with Acceptence type and max Version number
     if certTypeRulesWithAcceptence.count > 0 {
diff --git a/Sources/CertLogic/ExternalParameter.swift b/Sources/CertLogic/ExternalParameter.swift
index 04f7de4..d1988a0 100644
--- a/Sources/CertLogic/ExternalParameter.swift
+++ b/Sources/CertLogic/ExternalParameter.swift
@@ -19,9 +19,10 @@ public class ExternalParameter: Codable {
   public var iat: Date
   public var certificationType: CertificateType = .general
   public var kid: String?
+  public var region: String?
 
   enum CodingKeys: String, CodingKey {
-    case validationClock, valueSets, countryCode, exp, iat, issueCountryCode
+    case validationClock, valueSets, countryCode, exp, iat, issueCountryCode, kid, region
   }
   
   public init(validationClock: Date,
@@ -30,7 +31,8 @@ public class ExternalParameter: Codable {
        exp: Date,
        iat: Date,
        certificationType: CertificateType,
-       issueCountryCode: String) {
+       issueCountryCode: String,
+       region: String? = nil) {
     self.validationClock = validationClock
     self.valueSets = valueSets
     self.countryCode = countryCode
@@ -38,6 +40,7 @@ public class ExternalParameter: Codable {
     self.iat = iat
     self.certificationType = certificationType
     self.issueCountryCode = issueCountryCode
+    self.region = region
   }
   
   required public init(from decoder: Decoder) throws {
@@ -48,5 +51,7 @@ public class ExternalParameter: Codable {
     exp = try container.decode(Date.self, forKey: .exp)
     iat = try container.decode(Date.self, forKey: .iat)
     issueCountryCode = try container.decode(String.self, forKey: .issueCountryCode)
+    kid = try? container.decode(String.self, forKey: .kid)
+    region = try? container.decode(String.self, forKey: .region)
   }
 }
diff --git a/Sources/CertLogic/Rule.swift b/Sources/CertLogic/Rule.swift
index 358cbbf..2bc9c10 100644
--- a/Sources/CertLogic/Rule.swift
+++ b/Sources/CertLogic/Rule.swift
@@ -113,7 +113,20 @@ public class Rule: Codable {
   }
   
   enum CodingKeys: String, CodingKey {
-    case identifier = "Identifier", type = "Type", version = "Version", schemaVersion = "SchemaVersion", engine = "Engine", engineVersion = "EngineVersion", certificateType = "CertificateType", description = "Description", validFrom = "ValidFrom", validTo = "ValidTo", affectedString = "AffectedFields", countryCode = "Country", logic = "Logic"
+    case identifier = "Identifier",
+         type = "Type",
+         version = "Version",
+         schemaVersion = "SchemaVersion",
+         engine = "Engine",
+         engineVersion = "EngineVersion",
+         certificateType = "CertificateType",
+         description = "Description",
+         validFrom = "ValidFrom",
+         validTo = "ValidTo",
+         affectedString = "AffectedFields",
+         countryCode = "Country",
+         logic = "Logic",
+         region
   }
   
   // Set Hash of JSON string
@@ -134,7 +147,8 @@ public class Rule: Codable {
        validTo: String,
        affectedString: [String],
        logic: JSON,
-       countryCode: String) {
+       countryCode: String,
+       region: String? = nil) {
     self.identifier = identifier
     self.type = type
     self.version = version
@@ -148,6 +162,7 @@ public class Rule: Codable {
     self.affectedString = affectedString
     self.logic = logic
     self.countryCode = countryCode
+    self.region = region
   }
   
   // Init Rule from JSON Data
@@ -166,6 +181,7 @@ public class Rule: Codable {
     affectedString = try container.decode([String].self, forKey: .affectedString)
     logic = try container.decode(JSON.self, forKey: .logic)
     countryCode = try container.decode(String.self, forKey: .countryCode)
+    region = try? container.decode(String.self, forKey: .region)
   }
   
   public func encode(to encoder: Encoder) throws {
@@ -183,6 +199,7 @@ public class Rule: Codable {
     try container.encode(affectedString, forKey: .affectedString)
     try container.encode(logic, forKey: .logic)
     try container.encode(countryCode, forKey: .countryCode)
+    try container.encode(region, forKey: .region)
   }
   
 }