diff --git a/.gitignore b/.gitignore
index 27dd5ac9b8..0c85dce8cc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -106,6 +106,7 @@ csharp/sbe-generated/baseline
 csharp/sbe-generated/baseline-bigendian
 csharp/sbe-generated/extension
 csharp/sbe-generated/issue435
+csharp/sbe-generated/issue483
 csharp/sbe-generated/since-deprecated
 csharp/sbe-generated/mktdata/*.cs
 csharp/sbe-generated/uk_co_real_logic_sbe_benchmarks_fix
diff --git a/build.gradle b/build.gradle
index 55f6fe6c53..be6dd79325 100644
--- a/build.gradle
+++ b/build.gradle
@@ -551,6 +551,7 @@ task(generateCSharpCodecs, type: JavaExec) {
             'sbe.validation.xsd': validationXsdPath)
     args = ['sbe-tool/src/test/resources/FixBinary.xml',
             'sbe-tool/src/test/resources/issue435.xml',
+            'sbe-tool/src/test/resources/issue483.xml',
             'sbe-tool/src/test/resources/since-deprecated-test-schema.xml',
             'sbe-tool/src/test/resources/example-bigendian-test-schema.xml',
             'sbe-samples/src/main/resources/example-schema.xml',
diff --git a/csharp/runtests.sh b/csharp/runtests.sh
index 29f310cdad..4fb5797c82 100755
--- a/csharp/runtests.sh
+++ b/csharp/runtests.sh
@@ -1,3 +1,3 @@
 MSTEST='/c/Program Files (x86)/Microsoft Visual Studio 14.0/Common7/IDE/MSTest.exe'
-"$MSTEST" /testcontainer:sbe-tests/bin/Debug/Org.SbeTool.Sbe.UnitTests.dll
+"$MSTEST" /testcontainer:sbe-tests/bin/Debug/net45/Org.SbeTool.Sbe.UnitTests.dll
 
diff --git a/csharp/sbe-generated/sbe-generated.csproj b/csharp/sbe-generated/sbe-generated.csproj
index 6dc8e9cc09..1c48f28476 100644
--- a/csharp/sbe-generated/sbe-generated.csproj
+++ b/csharp/sbe-generated/sbe-generated.csproj
@@ -8,6 +8,11 @@
     <Description />
   </PropertyGroup>
 
+  <ItemGroup>
+    <None Remove="baseline\bill%40harri" />
+    <None Remove="baseline\Car.cs.good" />
+  </ItemGroup>
+
   <ItemGroup>
     <ProjectReference Include="..\sbe-dll\sbe-dll.csproj" />
   </ItemGroup>
diff --git a/csharp/sbe-tests/Issue483Tests.cs b/csharp/sbe-tests/Issue483Tests.cs
new file mode 100644
index 0000000000..bd6f9b0640
--- /dev/null
+++ b/csharp/sbe-tests/Issue483Tests.cs
@@ -0,0 +1,44 @@
+// Copyright (C) 2017 MarketFactory, Inc
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+using System;
+using Microsoft.VisualStudio.TestTools.UnitTesting;
+using Org.SbeTool.Sbe.Dll;
+
+namespace Org.SbeTool.Sbe.Tests
+{
+    [TestClass]
+    public unsafe class Issue483Tests
+    {
+        private Issue483.Issue483 _issue483;
+
+        [TestInitialize]
+        public void SetUp()
+        {
+            _issue483 = new Issue483.Issue483();
+ 
+        }
+
+        [TestMethod]
+        public void PresenceTest()
+        {
+            // Check our attributes for their presence meta attribute
+            Assert.AreEqual(Issue483.Issue483.UnsetMetaAttribute(Issue483.MetaAttribute.Presence), "required");
+            Assert.AreEqual(Issue483.Issue483.RequiredMetaAttribute(Issue483.MetaAttribute.Presence), "required");
+            Assert.AreEqual(Issue483.Issue483.ConstantMetaAttribute(Issue483.MetaAttribute.Presence), "constant");
+            Assert.AreEqual(Issue483.Issue483.OptionalMetaAttribute(Issue483.MetaAttribute.Presence), "optional");
+        }
+
+    }
+}
diff --git a/sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/csharp/CSharpGenerator.java b/sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/csharp/CSharpGenerator.java
index fe53c6391d..2c371ade7b 100644
--- a/sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/csharp/CSharpGenerator.java
+++ b/sbe-tool/src/main/java/uk/co/real_logic/sbe/generation/csharp/CSharpGenerator.java
@@ -559,7 +559,8 @@ private void generateMetaAttributeEnum() throws IOException
                 INDENT + "{\n" +
                 INDENT + INDENT + "Epoch,\n" +
                 INDENT + INDENT + "TimeUnit,\n" +
-                INDENT + INDENT + "SemanticType\n" +
+                INDENT + INDENT + "SemanticType,\n" +
+                INDENT + INDENT + "Presence\n" +
                 INDENT + "}\n" +
                 "}\n"
             );
@@ -1092,6 +1093,7 @@ private void generateFieldMetaAttributeMethod(final StringBuilder sb, final Toke
         final String epoch = encoding.epoch() == null ? "" : encoding.epoch();
         final String timeUnit = encoding.timeUnit() == null ? "" : encoding.timeUnit();
         final String semanticType = encoding.semanticType() == null ? "" : encoding.semanticType();
+        final String presence = encoding.presence() == null ? "" : encoding.presence().toString().toLowerCase();
 
         sb.append(String.format(
             "\n" +
@@ -1102,13 +1104,15 @@ private void generateFieldMetaAttributeMethod(final StringBuilder sb, final Toke
             indent + INDENT + INDENT + "case MetaAttribute.Epoch: return \"%s\";\n" +
             indent + INDENT + INDENT + "case MetaAttribute.TimeUnit: return \"%s\";\n" +
             indent + INDENT + INDENT + "case MetaAttribute.SemanticType: return \"%s\";\n" +
+            indent + INDENT + INDENT + "case MetaAttribute.Presence: return \"%s\";\n" +
             indent + INDENT + "}\n\n" +
             indent + INDENT + "return \"\";\n" +
             indent + "}\n",
             toUpperFirstChar(token.name()),
             epoch,
             timeUnit,
-            semanticType));
+            semanticType,
+            presence));
     }
 
     private CharSequence generateEnumFieldNotPresentCondition(
diff --git a/sbe-tool/src/test/resources/issue483.xml b/sbe-tool/src/test/resources/issue483.xml
new file mode 100644
index 0000000000..ae8411584b
--- /dev/null
+++ b/sbe-tool/src/test/resources/issue483.xml
@@ -0,0 +1,23 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<sbe:messageSchema xmlns:sbe="http://fixprotocol.io/2016/sbe"
+                   package="issue483"
+                   id="483"
+                   version="0"
+                   semanticVersion="1.0"
+                   description="issue 483 test case"
+                   byteOrder="bigEndian">
+    <types>
+        <composite name="messageHeader" description="Message identifiers and length of message root">
+            <type name="blockLength" primitiveType="uint16"/>
+            <type name="templateId" primitiveType="uint16"/>
+            <type name="schemaId" primitiveType="uint16"/>
+            <type name="version" primitiveType="uint16"/>
+        </composite>
+    </types>
+    <sbe:message name="issue483" id="1" description="issue 483 test">
+        <field name="unset" type="uint64" id="2"/>
+        <field name="required" type="uint64" id="3" presence="required"/>
+        <field name="constant" type="uint64" id="4" presence="constant"/>
+        <field name="optional" type="uint64" id="5" presence="optional"/>
+    </sbe:message>
+</sbe:messageSchema>