diff --git a/dotnet/IEC61850forCSharp/IEC61850ClientAPI.cs b/dotnet/IEC61850forCSharp/IEC61850ClientAPI.cs
index 475aadc1..e8adb97f 100644
--- a/dotnet/IEC61850forCSharp/IEC61850ClientAPI.cs
+++ b/dotnet/IEC61850forCSharp/IEC61850ClientAPI.cs
@@ -1323,6 +1323,16 @@ namespace IEC61850
 			EX = 11,
 			/** Control */
 			CO = 12,
+			/** Unicast SV */
+			US = 13,
+			/** Multicast SV */
+			MS = 14,
+			/** Unbuffered report */
+			RP = 15,
+			/** Buffered report */
+			BR = 16,
+
+			/** All FCs - wildcard value */
 			ALL = 99,
 			NONE = -1
 		}
diff --git a/dotnet/IEC61850forCSharp/MmsValue.cs b/dotnet/IEC61850forCSharp/MmsValue.cs
index 3f69b7b0..d4e84436 100644
--- a/dotnet/IEC61850forCSharp/MmsValue.cs
+++ b/dotnet/IEC61850forCSharp/MmsValue.cs
@@ -140,6 +140,12 @@ namespace IEC61850
             [return: MarshalAs(UnmanagedType.I1)]
             static extern bool MmsValue_equals(IntPtr self, IntPtr otherValue);
 
+			[DllImport("iec61850", CallingConvention = CallingConvention.Cdecl)]
+			static extern IntPtr MmsValue_newBinaryTime (bool timeOfDay);
+
+			[DllImport("iec61850", CallingConvention = CallingConvention.Cdecl)]
+			static extern void MmsValue_setBinaryTime (IntPtr self, UInt64 timestamp);
+
 
 			internal MmsValue (IntPtr value)
 			{
@@ -229,6 +235,26 @@ namespace IEC61850
 				return new MmsValue(newValue, true);
 			}																												
 
+			/// <summary>
+			/// Create a new MmsValue instance of type MMS_BINARY_TIME
+			/// </summary>
+			/// <returns>the new MmsValue instance.</returns>
+			/// <param name="largeFormat">If set to <c>true</c> large 6 byte format.</param>
+			public static MmsValue NewBinaryTime(bool largeFormat) 
+			{
+				IntPtr newValue = MmsValue_newBinaryTime (largeFormat);
+
+				return new MmsValue (newValue, true);
+			}
+
+			/// <summary>
+			/// Sets the binary time.
+			/// </summary>
+			/// <param name="timestamp">Timestamp.</param>
+			public void SetBinaryTime(UInt64 timestamp) {
+				MmsValue_setBinaryTime (this.valueReference, timestamp);
+			}
+
 			internal IntPtr valueReference;
 			private bool responsableForDeletion;
 
diff --git a/src/iec61850/client/client_report_control.c b/src/iec61850/client/client_report_control.c
index 3d01defe..b0b4a187 100644
--- a/src/iec61850/client/client_report_control.c
+++ b/src/iec61850/client/client_report_control.c
@@ -637,7 +637,7 @@ IedConnection_setRCBValues(IedConnection self, IedClientError* error, ClientRepo
                 MmsValue* dataAccessError = (MmsValue*) accessResult->data;
 
                 if (MmsValue_getDataAccessError(dataAccessError) != DATA_ACCESS_ERROR_SUCCESS) {
-                    *error = IED_ERROR_UNKNOWN;
+                    *error = iedConnection_mapDataAccessErrorToIedError(MmsValue_getDataAccessError(dataAccessError));
                     break;
                 }
 
diff --git a/src/iec61850/common/iec61850_common.c b/src/iec61850/common/iec61850_common.c
index 7dae4129..f8e0f016 100644
--- a/src/iec61850/common/iec61850_common.c
+++ b/src/iec61850/common/iec61850_common.c
@@ -129,6 +129,10 @@ FunctionalConstraint_toString(FunctionalConstraint fc) {
         return "US";
     case IEC61850_FC_MS:
         return "MS";
+    case IEC61850_FC_RP:
+        return "RP";
+    case IEC61850_FC_BR:
+        return "BR";
     default:
         return NULL;
     }
@@ -157,6 +161,8 @@ FunctionalConstraint_fromString(const char* fcString)
     if (fcString[0] == 'M') {
         if (fcString[1] == 'X')
             return IEC61850_FC_MX;
+        if (fcString[1] == 'S')
+            return IEC61850_FC_MS;
         return IEC61850_FC_NONE;
     }
 
@@ -183,6 +189,8 @@ FunctionalConstraint_fromString(const char* fcString)
     if (fcString[0] == 'B') {
         if (fcString[1] == 'L')
             return IEC61850_FC_BL;
+        if (fcString[1] == 'R')
+            return IEC61850_FC_BR;
         return IEC61850_FC_NONE;
     }
 
@@ -192,6 +200,18 @@ FunctionalConstraint_fromString(const char* fcString)
         return IEC61850_FC_NONE;
     }
 
+    if (fcString[0] == 'U') {
+        if (fcString[1] == 'S')
+            return IEC61850_FC_US;
+        return IEC61850_FC_NONE;
+    }
+
+    if (fcString[0] == 'R') {
+        if (fcString[1] == 'P')
+            return IEC61850_FC_RP;
+        return IEC61850_FC_NONE;
+    }
+
     return IEC61850_FC_NONE;
 }
 
diff --git a/src/iec61850/inc/iec61850_common.h b/src/iec61850/inc/iec61850_common.h
index 0c9dc271..938c9d17 100644
--- a/src/iec61850/inc/iec61850_common.h
+++ b/src/iec61850/inc/iec61850_common.h
@@ -229,7 +229,12 @@ typedef enum eFunctionalConstraint {
     IEC61850_FC_US = 13,
     /** Multicast SV */
     IEC61850_FC_MS = 14,
+    /** Unbuffered report */
+    IEC61850_FC_RP = 15,
+    /** Buffered report */
+    IEC61850_FC_BR = 16,
 
+    /** All FCs - wildcard value */
     IEC61850_FC_ALL = 99,
     IEC61850_FC_NONE = -1
 } FunctionalConstraint;
diff --git a/src/iec61850/server/mms_mapping/reporting.c b/src/iec61850/server/mms_mapping/reporting.c
index 0a8da537..17811fc4 100644
--- a/src/iec61850/server/mms_mapping/reporting.c
+++ b/src/iec61850/server/mms_mapping/reporting.c
@@ -1438,10 +1438,6 @@ Reporting_RCBWriteAccessHandler(MmsMapping* self, ReportControl* rc, char* eleme
 
             goto exit_function;
         }
-        else if ((strcmp(elementName, "ConfRev") == 0) || (strcmp(elementName, "SqNum") == 0)) {
-            retVal = DATA_ACCESS_ERROR_OBJECT_ACCESS_DENIED;
-            goto exit_function;
-        }
         else if (strcmp(elementName, "RptID") == 0) {
             MmsValue* rptId = ReportControl_getRCBValue(rc, elementName);
 
@@ -1452,6 +1448,10 @@ Reporting_RCBWriteAccessHandler(MmsMapping* self, ReportControl* rc, char* eleme
 
             goto exit_function;
         }
+        else if (strcmp(elementName, "ConfRev") == 0) {
+            retVal = DATA_ACCESS_ERROR_OBJECT_ACCESS_DENIED;
+            goto exit_function;
+        }
         else if (strcmp(elementName, "SqNum") == 0) {
             retVal = DATA_ACCESS_ERROR_OBJECT_ACCESS_DENIED;
             goto exit_function;
@@ -1460,6 +1460,10 @@ Reporting_RCBWriteAccessHandler(MmsMapping* self, ReportControl* rc, char* eleme
             retVal = DATA_ACCESS_ERROR_OBJECT_ACCESS_DENIED;
             goto exit_function;
         }
+        else if (strcmp(elementName, "TimeofEntry") == 0) {
+            retVal = DATA_ACCESS_ERROR_OBJECT_ACCESS_DENIED;
+            goto exit_function;
+        }
 
         MmsValue* rcbValue = ReportControl_getRCBValue(rc, elementName);