diff --git a/suppserv/asn1.h b/suppserv/asn1.h
index 176ae83..c11f01f 100644
--- a/suppserv/asn1.h
+++ b/suppserv/asn1.h
@@ -99,6 +99,7 @@ struct asn1ReturnResult {
 struct asn1ReturnError {
 	__u16 invokeId;
 	__u16 errorValue;
+	__u8 error[32];
 };
 
 struct asn1Reject {
diff --git a/suppserv/asn1_comp.c b/suppserv/asn1_comp.c
index 4646e33..97fd207 100644
--- a/suppserv/asn1_comp.c
+++ b/suppserv/asn1_comp.c
@@ -136,6 +136,8 @@ ParseReturnErrorComponent(struct asn1_parm *pc, u_char *p, u_char *end, int dumm
 	}
 	print_asn1msg(PRT_DEBUG_DECODE, "ReturnError: %s\n", error);
 
+	strcpy(pc->u.retError.error,error);
+
 	return p - beg;
 }
 
diff --git a/suppserv/fac.c b/suppserv/fac.c
index dfe57d9..57f7370 100644
--- a/suppserv/fac.c
+++ b/suppserv/fac.c
@@ -95,6 +95,7 @@ int encodeFac (__u8 *dest, struct FacParm *fac)
 	case Fac_Listen:
 	case Fac_Suspend:
 	case Fac_Resume:
+	case Fac_RESULT:
 	break;
 	case Fac_CFActivate:
 		len = encodeFacActivationDiversion(dest, &(fac->u.CFActivate));
@@ -110,6 +111,7 @@ int encodeFac (__u8 *dest, struct FacParm *fac)
 	case Fac_CD:
 		len = encodeFacCDeflection(dest, &(fac->u.CDeflection));
 	}
+
 	return len;
 }
 
@@ -171,7 +173,13 @@ int decodeFac (__u8 *src, struct FacParm *fac)
 		}
 		break;
 	case returnResult:
+		fac->Function = Fac_RESULT;
+		return 0;
 	case returnError:
+		fac->Function = Fac_ERROR;
+		fac->u.ERROR.errorValue = pc.u.retError.errorValue;
+		strcpy(fac->u.ERROR.error, pc.u.retError.error);
+		return 0;
 	case reject:
 		goto _dec_err;
 	}
diff --git a/suppserv/suppserv.h b/suppserv/suppserv.h
index d49ed6c..d7c4320 100644
--- a/suppserv/suppserv.h
+++ b/suppserv/suppserv.h
@@ -34,6 +34,8 @@
 
 enum FacFunction {
 	Fac_None 					= 0xffff,
+	Fac_ERROR					= 0xfffe,
+	Fac_RESULT					= 0xfffd,
 	Fac_GetSupportedServices 	= 0x0000,
 	Fac_Listen 					= 0x0001,
 	Fac_Suspend 				= 0x0004,
@@ -47,6 +49,15 @@ enum FacFunction {
 	Fac_AOCDChargingUnit 		= 0x0022,
 };
 
+struct FacERROR {
+	__u8 errorValue;
+	__u8 error[32];
+};
+
+struct FacRESULT {
+	__u8 result;
+};
+
 struct FacListen {
 	__u32 NotificationMask;
 };
@@ -118,6 +129,8 @@ struct FacParm {
 		struct FacCDeflection CDeflection;
 		struct FacAOCDChargingUnit AOCDchu;
 		struct FacAOCDCurrency AOCDcur;
+		struct FacRESULT RESULT;
+		struct FacERROR	ERROR;
 	} u;
 };