diff --git a/packages/public-messages-lib/src/transfers-bc/errors.ts b/packages/public-messages-lib/src/transfers-bc/errors.ts
index 2c5ae64..084f774 100644
--- a/packages/public-messages-lib/src/transfers-bc/errors.ts
+++ b/packages/public-messages-lib/src/transfers-bc/errors.ts
@@ -1250,3 +1250,28 @@ export class TransfersBCOperatorErrorEvent extends DomainErrorEventMsg {
         // TODO: NOT IMPLEMENTED
     }
 }
+
+export type TransferFulfilmentValidationFailedEvtPayload = {
+    payerFspId: string;
+    transferId: string;
+    errorCode: string;
+}
+export class TransferFulfilmentValidationFailedEvt extends DomainErrorEventMsg {
+    boundedContextName: string = TRANSFERS_BOUNDED_CONTEXT_NAME;
+    aggregateId: string;
+    aggregateName: string = TRANSFERS_AGGREGATE_NAME;
+    msgKey: string;
+    msgTopic: string = TransfersBCTopics.DomainEvents;
+    payload: TransferFulfilmentValidationFailedEvtPayload;
+
+    constructor (payload: TransferFulfilmentValidationFailedEvtPayload) {
+        super();
+
+        this.aggregateId = this.msgKey = payload.transferId;
+        this.payload = payload;
+    }
+
+    validatePayload(): void {
+        // TODO: NOT IMPLEMENTED
+    }
+}
\ No newline at end of file
diff --git a/packages/public-messages-lib/src/transfers-bc/requests.ts b/packages/public-messages-lib/src/transfers-bc/requests.ts
index dc845c2..b662bd8 100644
--- a/packages/public-messages-lib/src/transfers-bc/requests.ts
+++ b/packages/public-messages-lib/src/transfers-bc/requests.ts
@@ -35,6 +35,8 @@ import { TRANSFERS_BOUNDED_CONTEXT_NAME, TRANSFERS_AGGREGATE_NAME, TransfersBCTo
 
 
 export type TransferPrepareRequestedEvtPayload = {
+    requesterFspId: string;
+    destinationFspId: string;
 	transferId: string;
 	payeeFsp: string;
 	payerFsp: string;
@@ -44,6 +46,10 @@ export type TransferPrepareRequestedEvtPayload = {
     payerIdType: string;
     payeeIdType: string;
     transferType: string;
+    extensions: {
+        key: string;
+        value: string;
+    }[];
 }
 
 export class TransferPrepareRequestedEvt extends DomainEventMsg {
@@ -67,9 +73,10 @@ export class TransferPrepareRequestedEvt extends DomainEventMsg {
 }
 
 export type TransferFulfilRequestedEvtPayload = {
+    requesterFspId: string;
+    destinationFspId: string;
 	transferId: string;
 	transferState: "PENDING" | "ACCEPTED" | "PROCESSING" | "COMPLETED" | "REJECTED",
-	fulfilment: string | null,
 	completedTimestamp: number,
 	notifyPayee: boolean;
 }
@@ -95,6 +102,8 @@ export class TransferFulfilRequestedEvt extends DomainEventMsg {
 }
 
 export type TransferRejectRequestedEvtPayload = {
+    requesterFspId: string;
+    destinationFspId: string;
 	transferId: string;
 	errorInformation: {
 		errorCode: string;
@@ -178,6 +187,7 @@ export type BulkTransferPrepareRequestedEvtPayload = {
     bulkQuoteId: string;
     payeeFsp: string;
     payerFsp: string;
+    expiration: number;
     individualTransfers: {
         transferId: string;
         transferAmount: {
@@ -187,8 +197,11 @@ export type BulkTransferPrepareRequestedEvtPayload = {
         payerIdType: string;
         payeeIdType: string;
         transferType: string;
+        extensions: {
+            key: string;
+            value: string;
+        }[];
     }[];
-    expiration: number;
 }
 
 export class BulkTransferPrepareRequestedEvt extends DomainEventMsg {
diff --git a/packages/public-messages-lib/src/transfers-bc/responses.ts b/packages/public-messages-lib/src/transfers-bc/responses.ts
index dcb0d67..591d5d0 100644
--- a/packages/public-messages-lib/src/transfers-bc/responses.ts
+++ b/packages/public-messages-lib/src/transfers-bc/responses.ts
@@ -67,7 +67,6 @@ export class TransferPreparedEvt extends DomainEventMsg {
 
 export type TransferFulfiledEvtPayload = {
 	transferId: string;
-	fulfilment: string | null,
 	completedTimestamp: number,
 	// for settlements
 	payeeFspId: string;
@@ -162,7 +161,6 @@ export class TransferRejectRequestProcessedEvt extends DomainEventMsg {
 export type TransferQueryResponseEvtPayload = {
 	transferId: string;
 	transferState: string;
-	fulfilment: string | null;
 	completedTimestamp: number | null;
 }
 
@@ -290,7 +288,6 @@ export type BulkTransferQueryResponseEvtPayload = {
     bulkTransferState: string;
     individualTransferResults: {
         transferId: string;
-        fulfilment: string | null;
         errorInformation: {
             errorCode: string;
             errorDescription: string;