diff --git a/CHANGELOG.md b/CHANGELOG.md
index 010e4e27..184f0751 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -9,6 +9,7 @@ The changelog format is based on [Keep a Changelog](https://keepachangelog.com/e
 ### Added
 
 - Added mosaic supply revocation transaction support.
+- Added new catapult 1.0.3.0 new status codes.
 
 ## [v2.3.8] - 1-Nov-2021
 
diff --git a/catapult-sdk/src/model/status.js b/catapult-sdk/src/model/status.js
index c0d9f899..4fdc0ae6 100644
--- a/catapult-sdk/src/model/status.js
+++ b/catapult-sdk/src/model/status.js
@@ -43,11 +43,13 @@ const toStringInternal = code => {
 	case 0x8043000E: return 'Failure_Core_Address_Collision';
 	case 0x8043000F: return 'Failure_Core_Importance_Block_Mismatch';
 	case 0x80430010: return 'Failure_Core_Unexpected_Block_Type';
+	case 0x80430011: return 'Failure_Core_Block_Explicit_Transactions_Hash_Mismatch';
 	case 0x80430065: return 'Failure_Core_Invalid_Link_Action';
 	case 0x80430066: return 'Failure_Core_Link_Already_Exists';
 	case 0x80430067: return 'Failure_Core_Inconsistent_Unlink_Data';
 	case 0x80430068: return 'Failure_Core_Invalid_Link_Range';
 	case 0x80430069: return 'Failure_Core_Too_Many_Links';
+	case 0x8043006A: return 'Failure_Core_Link_Start_Epoch_Invalid';
 	case 0x81490001: return 'Failure_Hash_Already_Exists';
 	case 0x80530001: return 'Failure_Signature_Not_Verifiable';
 	case 0x804C0001: return 'Failure_AccountLink_Link_Already_Exists';