diff --git a/ASN/TS32298_CHFChargingDataTypes.asn b/ASN/TS32298_CHFChargingDataTypes.asn
index 6dae6a4fcd508afb7a88ad54bdf37f6e69782099..9d48359704536a9b29cb6b3d729a93ff67fcae1e 100644
--- a/ASN/TS32298_CHFChargingDataTypes.asn
+++ b/ASN/TS32298_CHFChargingDataTypes.asn
@@ -239,9 +239,8 @@ PDUSessionChargingInformation 	::= SET
 	fiveGSBridgeInformation					[51] FiveGSBridgeInformation OPTIONAL,
 	fiveGMulticastService					[52] FiveGMulticastService OPTIONAL,
 	satelliteAccessIndicator				[53] BOOLEAN OPTIONAL,
-	satelliteBackhaulInformation			[54] SatelliteBackhaulInformation OPTIONAL
-
-
+	satelliteBackhaulInformation			[54] SatelliteBackhaulInformation OPTIONAL,
+	serviceLevelAA							[55] UTF8String OPTIONAL
 }
 
 --
@@ -359,8 +358,8 @@ RegistrationChargingInformation 	::= SET
 	aMFIdentifier						[24] AMFID OPTIONAL,
 	cAGIDList							[25] SEQUENCE OF CagId OPTIONAL,
 	alternativeNSSAIMap					[26] SEQUENCE OF AlternativeNSSAIMap OPTIONAL,
-	satelliteAccessIndicator			[27] BOOLEAN OPTIONAL	
-
+	satelliteAccessIndicator			[27] BOOLEAN OPTIONAL,	
+	serviceLevelAA						[28] UTF8String OPTIONAL
 }
 
 --