diff --git a/org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/conv40_50/resources40_50/Enumerations40_50.java b/org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/conv40_50/resources40_50/Enumerations40_50.java
index eb3430632..b519517fb 100644
--- a/org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/conv40_50/resources40_50/Enumerations40_50.java
+++ b/org.hl7.fhir.convertors/src/main/java/org/hl7/fhir/convertors/conv40_50/resources40_50/Enumerations40_50.java
@@ -233,6 +233,9 @@ public class Enumerations40_50 {
       case _4_3_0_SNAPSHOT1:
         tgt.setValue(org.hl7.fhir.r5.model.Enumerations.FHIRVersion._4_3_0SNAPSHOT1);
         break;
+      case _4_3_0:
+        tgt.setValue(org.hl7.fhir.r5.model.Enumerations.FHIRVersion._4_3_0);
+        break;
       default:
         tgt.setValue(org.hl7.fhir.r5.model.Enumerations.FHIRVersion.NULL);
         break;
@@ -324,6 +327,9 @@ public class Enumerations40_50 {
       case _4_3_0SNAPSHOT1:
         tgt.setValue(org.hl7.fhir.r4.model.Enumerations.FHIRVersion._4_3_0_SNAPSHOT1);
         break;
+      case _4_3_0:
+        tgt.setValue(org.hl7.fhir.r4.model.Enumerations.FHIRVersion._4_3_0);
+        break;
       default:
         tgt.setValue(org.hl7.fhir.r4.model.Enumerations.FHIRVersion.NULL);
         break;
diff --git a/org.hl7.fhir.r4/src/main/java/org/hl7/fhir/r4/model/Enumerations.java b/org.hl7.fhir.r4/src/main/java/org/hl7/fhir/r4/model/Enumerations.java
index 09d93a8cb..5e85cd4bd 100644
--- a/org.hl7.fhir.r4/src/main/java/org/hl7/fhir/r4/model/Enumerations.java
+++ b/org.hl7.fhir.r4/src/main/java/org/hl7/fhir/r4/model/Enumerations.java
@@ -10038,6 +10038,7 @@ The primary difference between a medication statement and a medication administr
         _4_1_0,
         _4_3_0_SNAPSHOT1,
         _4_3_0_CIBUILD,
+        _4_3_0,
         NULL;
         public static FHIRVersion fromCode(String codeString) throws FHIRException {
             if (codeString == null || "".equals(codeString))
@@ -10094,6 +10095,8 @@ The primary difference between a medication statement and a medication administr
           return _4_3_0_SNAPSHOT1;
         if ("4.3.0-cibuild".equals(codeString))
           return _4_3_0_CIBUILD;
+        if ("4.3.0".equals(codeString))
+          return _4_3_0;
         throw new FHIRException("Unknown FHIRVersion code '"+codeString+"'");
         }
         @Override
@@ -10128,6 +10131,7 @@ The primary difference between a medication statement and a medication administr
             case _4_1_0: return "4.1.0";
             case _4_3_0_SNAPSHOT1: return "4.3.0-snapshot1";
             case _4_3_0_CIBUILD: return "4.3.0-cibuild";
+            case _4_3_0: return "4.3.0";
             
             case NULL: return null;
             default: return "?";
@@ -10161,6 +10165,7 @@ The primary difference between a medication statement and a medication administr
             case _4_1_0: return "http://hl7.org/fhir/FHIR-version";
             case _4_3_0_SNAPSHOT1: return "http://hl7.org/fhir/FHIR-version";
             case _4_3_0_CIBUILD: return "http://hl7.org/fhir/FHIR-version";
+            case _4_3_0: return "http://hl7.org/fhir/FHIR-version";
             case NULL: return null;
             default: return "?";
           }
@@ -10193,6 +10198,7 @@ The primary difference between a medication statement and a medication administr
             case _4_1_0: return "FHIR Release 4B Ballot #1";
             case _4_3_0_SNAPSHOT1: return "FHIR Release 4B Snapshot #1";
             case _4_3_0_CIBUILD: return "FHIR Release 4B CI-Builld";
+            case _4_3_0: return "FHIR Release 4B";
             case NULL: return null;
             default: return "?";
           }
@@ -10225,6 +10231,7 @@ The primary difference between a medication statement and a medication administr
             case _4_1_0: return "4.1.0";
             case _4_3_0_SNAPSHOT1: return "4.3.0-snapshot";
             case _4_3_0_CIBUILD: return "4.3.0-cibuild";
+            case _4_3_0: return "4.3.0";
             case NULL: return null;
             default: return "?";
           }
@@ -10294,6 +10301,8 @@ The primary difference between a medication statement and a medication administr
           return FHIRVersion._4_3_0_SNAPSHOT1;
         if ("4.3.0-cibuild".equalsIgnoreCase(codeString))
           return FHIRVersion._4_3_0_CIBUILD;
+        if ("4.3.0".equalsIgnoreCase(codeString))
+          return FHIRVersion._4_3_0;
         throw new IllegalArgumentException("Unknown FHIRVersion code '"+codeString+"'");
         }
         public Enumeration<FHIRVersion> fromType(Base code) throws FHIRException {
@@ -10356,6 +10365,8 @@ The primary difference between a medication statement and a medication administr
           return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0_SNAPSHOT1);
         if ("4.3.0-cibuild".equals(codeString))
           return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0_CIBUILD);
+        if ("4.3.0".equals(codeString))
+          return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0);
         throw new FHIRException("Unknown FHIRVersion code '"+codeString+"'");
         }
     public String toCode(FHIRVersion code) {
@@ -10411,6 +10422,8 @@ The primary difference between a medication statement and a medication administr
         return "4.3.0-snapshot1";      
       if (code == FHIRVersion._4_3_0_CIBUILD)
         return "4.3.0-cibuild";      
+      if (code == FHIRVersion._4_3_0)
+        return "4.3.0";      
       return "?";
       }
     public String toSystem(FHIRVersion code) {
diff --git a/org.hl7.fhir.r4b/src/main/java/org/hl7/fhir/r4b/model/Enumerations.java b/org.hl7.fhir.r4b/src/main/java/org/hl7/fhir/r4b/model/Enumerations.java
index e2270b2e0..4bcd3cca1 100644
--- a/org.hl7.fhir.r4b/src/main/java/org/hl7/fhir/r4b/model/Enumerations.java
+++ b/org.hl7.fhir.r4b/src/main/java/org/hl7/fhir/r4b/model/Enumerations.java
@@ -6112,6 +6112,10 @@ The primary difference between a medication statement and a medication administr
          * FHIR Release 4B CI-Build.
          */
         _4_3_0CIBUILD, 
+        /**
+         * FHIR Release 4B
+         */
+        _4_3_0, 
         /**
          * added to help the parsers
          */
@@ -6173,6 +6177,8 @@ The primary difference between a medication statement and a medication administr
           return _4_3_0SNAPSHOT1;
         if ("4.3.0-cibuild".equalsIgnoreCase(codeString))
           return _4_3_0CIBUILD;
+        if ("4.3.0".equalsIgnoreCase(codeString))
+          return _4_3_0;
         throw new FHIRException("Unknown FHIRVersion code '"+codeString+"'");
         }
         public String toCode() {
@@ -6204,6 +6210,7 @@ The primary difference between a medication statement and a medication administr
             case _4_2_0: return "4.2.0";
             case _4_3_0SNAPSHOT1: return "4.3.0-snapshot1";
             case _4_3_0CIBUILD: return "4.3.0-cibuild";
+            case _4_3_0: return "4.3.0";
             case NULL: return null;
             default: return "?";
           }
@@ -6237,6 +6244,7 @@ The primary difference between a medication statement and a medication administr
             case _4_2_0: return "http://hl7.org/fhir/FHIR-version";
             case _4_3_0SNAPSHOT1: return "http://hl7.org/fhir/FHIR-version";
             case _4_3_0CIBUILD: return "http://hl7.org/fhir/FHIR-version";
+            case _4_3_0: return "http://hl7.org/fhir/FHIR-version";
             case NULL: return null;
             default: return "?";
           }
@@ -6270,6 +6278,7 @@ The primary difference between a medication statement and a medication administr
             case _4_2_0: return "FHIR Release 5 Draft #1.";
             case _4_3_0SNAPSHOT1: return "FHIR Release 4B Snapshot #1.";
             case _4_3_0CIBUILD: return "FHIR Release 4B CI-Build.";
+            case _4_3_0: return "FHIR Release 4B";
             case NULL: return null;
             default: return "?";
           }
@@ -6303,6 +6312,7 @@ The primary difference between a medication statement and a medication administr
             case _4_2_0: return "4.2.0";
             case _4_3_0SNAPSHOT1: return "4.3.0-snapshot1";
             case _4_3_0CIBUILD: return "4.3.0-cibuild";
+            case _4_3_0: return "4.3.0";
             case NULL: return null;
             default: return "?";
           }
@@ -6438,6 +6448,8 @@ public String toCode(int len) {
           return FHIRVersion._4_3_0SNAPSHOT1;
         if ("4.3.0-cibuild".equalsIgnoreCase(codeString))
           return FHIRVersion._4_3_0CIBUILD;
+        if ("4.3.0".equalsIgnoreCase(codeString))
+          return FHIRVersion._4_3_0;
         throw new IllegalArgumentException("Unknown FHIRVersion code '"+codeString+"'");
         }
         public Enumeration<FHIRVersion> fromType(Base code) throws FHIRException {
@@ -6502,6 +6514,8 @@ public String toCode(int len) {
           return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0SNAPSHOT1);
         if ("4.3.0-cibuild".equalsIgnoreCase(codeString))
           return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0CIBUILD);
+        if ("4.3.0".equalsIgnoreCase(codeString))
+          return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0);
         throw new FHIRException("Unknown FHIRVersion code '"+codeString+"'");
         }
     public String toCode(FHIRVersion code) {
@@ -6559,6 +6573,8 @@ public String toCode(int len) {
         return "4.3.0-snapshot1";
       if (code == FHIRVersion._4_3_0CIBUILD)
         return "4.3.0-cibuild";
+      if (code == FHIRVersion._4_3_0)
+        return "4.3.0";
       return "?";
       }
     public String toSystem(FHIRVersion code) {
diff --git a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/Enumerations.java b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/Enumerations.java
index 6dd2229df..96129e7e1 100644
--- a/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/Enumerations.java
+++ b/org.hl7.fhir.r5/src/main/java/org/hl7/fhir/r5/model/Enumerations.java
@@ -6847,6 +6847,10 @@ The primary difference between a medicationusage and a medicationadministration
          * R4B Rolling CI-Build.
          */
         _4_3_0CIBUILD, 
+        /**
+         * R4B Release
+         */
+        _4_3_0, 
         /**
          * R5 Preview #2.
          */
@@ -6928,6 +6932,8 @@ The primary difference between a medicationusage and a medicationadministration
               return _4_3_0SNAPSHOT1;
             if ("4.3.0-cibuild".equalsIgnoreCase(codeString))
               return _4_3_0CIBUILD;
+            if ("4.3.0".equalsIgnoreCase(codeString))
+              return _4_3_0;
             if ("4.4.0".equals(codeString))
               return _4_4_0;
             if ("4.5.0".equals(codeString))
@@ -6969,6 +6975,7 @@ The primary difference between a medicationusage and a medicationadministration
             case _4_2_0: return "4.2.0";
             case _4_3_0SNAPSHOT1: return "4.3.0-snapshot1";
             case _4_3_0CIBUILD: return "4.3.0-cibuild";
+            case _4_3_0: return "4.3.0";
             case _4_4_0: return "4.4.0";
             case _4_5_0: return "4.5.0";
             case _4_6_0: return "4.6.0";
@@ -7007,6 +7014,7 @@ The primary difference between a medicationusage and a medicationadministration
             case _4_2_0: return "http://hl7.org/fhir/FHIR-version";
             case _4_3_0SNAPSHOT1: return "http://hl7.org/fhir/FHIR-version";
             case _4_3_0CIBUILD: return "http://hl7.org/fhir/FHIR-version";
+            case _4_3_0: return "http://hl7.org/fhir/FHIR-version";
             case _4_4_0: return "http://hl7.org/fhir/FHIR-version";
             case _4_5_0: return "http://hl7.org/fhir/FHIR-version";
             case _4_6_0: return "http://hl7.org/fhir/FHIR-version";
@@ -7045,6 +7053,7 @@ The primary difference between a medicationusage and a medicationadministration
             case _4_2_0: return "R5 Preview #1.";
             case _4_3_0SNAPSHOT1: return "R4B Snapshot #1.";
             case _4_3_0CIBUILD: return "R4B Rolling CI-Build.";
+            case _4_3_0: return "FHIR Release 4B";
             case _4_4_0: return "R5 Preview #2.";
             case _4_5_0: return "R5 Preview #3.";
             case _4_6_0: return "R5 Draft Ballot.";
@@ -7083,6 +7092,7 @@ The primary difference between a medicationusage and a medicationadministration
             case _4_2_0: return "4.2.0";
             case _4_3_0SNAPSHOT1: return "4.3.0-snapshot1";
             case _4_3_0CIBUILD: return "4.3.0-cibuild";
+            case _4_3_0: return "4.3.0";
             case _4_4_0: return "4.4.0";
             case _4_5_0: return "4.5.0";
             case _4_6_0: return "4.6.0";
@@ -7223,6 +7233,8 @@ public String toCode(int len) {
               return FHIRVersion._4_3_0SNAPSHOT1;
             if ("4.3.0-cibuild".equalsIgnoreCase(codeString))
               return FHIRVersion._4_3_0CIBUILD;
+            if ("4.3.0".equalsIgnoreCase(codeString))
+              return FHIRVersion._4_3_0;
             if ("4.4.0".equals(codeString))
               return FHIRVersion._4_4_0;
             if ("4.5.0".equals(codeString))
@@ -7297,6 +7309,8 @@ public String toCode(int len) {
               return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0SNAPSHOT1);
             if ("4.3.0-cibuild".equalsIgnoreCase(codeString))
               return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0CIBUILD);
+            if ("4.3.0".equalsIgnoreCase(codeString))
+              return new Enumeration<FHIRVersion>(this, FHIRVersion._4_3_0);
             if ("4.4.0".equals(codeString))
               return new Enumeration<FHIRVersion>(this, FHIRVersion._4_4_0);
             if ("4.5.0".equals(codeString))
@@ -7364,6 +7378,8 @@ public String toCode(int len) {
         return "4.3.0-snapshot1";
       if (code == FHIRVersion._4_3_0CIBUILD)
         return "4.3.0-cibuild";
+      if (code == FHIRVersion._4_3_0)
+        return "4.3.0";
       if (code == FHIRVersion._4_4_0)
         return "4.4.0";
       if (code == FHIRVersion._4_5_0)