API Enhancements
Enhanced KYC Rejection Reasons for Supporting DocumentsAdded five new detailed rejection reasons specifically for supporting documents submitted by non-Hong Kong residents. These new rejection codes provide clearer feedback when supporting documents are rejected during KYC review:Additional Doc for Non-HK Resident (document type not accepted)- The submitted document type is not acceptedAdditional Doc for Non-HK Resident (expired document)- The submitted document has expiredAdditional Doc for Non-HK Resident (unclear image)- The document image quality is insufficientAdditional Doc for Non-HK Resident (document not belong to client)- The document does not belong to the applicantAdditional Doc for Non-HK Resident (potential bogus document)- The document appears to be fraudulent
rejectedReason field when the KYC status is rejected.📚 API Reference: Get Client Identity →Important Update
Travel Permit Document Submission UpdateEffective Date: February 1, 2026, 00:00 HKT
What’s Changing:
The previous document typeTRAVEL_PERMIT has been replaced with two new document types:TRAVEL_PERMIT_FRONT- Front side of the permitTRAVEL_PERMIT_BACK- Back side of the permit
Example Submission:
往來港澳通行證文件提交要求更新
生效日期: 2026年2月1日,香港時間 00:00
變更內容:
先前的文件類型TRAVEL_PERMIT 已被替換為兩個新的文件類型:TRAVEL_PERMIT_FRONT- 通行證正面TRAVEL_PERMIT_BACK- 通行證背面
提交範例:
Important Updates
New Mandatory KYC Requirements for Individual CardholdersEffective Date: February 1, 2026, 00:00 HKT
occupation- Select from/v1/occupationsendpointposition- Select from/v1/positionsendpointgender- MALE or FEMALEnationality- ISO 3166-1 alpha-2 format (e.g., HK)supportingDocuments- Required for non-Hong Kong (HK) nationals (see accepted document types →)
個人持卡人強制性 KYC 要求更新
生效日期: 2026年2月1日,香港時間 00:00
occupation(職業)- 從/v1/occupations端點選擇position(職位)- 從/v1/positions端點選擇gender(性別)- MALE 或 FEMALEnationality(國籍)- ISO 3166-1 alpha-2 格式(例如:HK)supportingDocuments(證明文件)- 非香港 (HK) 國籍申請人必須提供(查看可接受的文件類型 →)
New Features
New 3D Secure (3DS) Challenge Flow for Online TransactionsEnhanced security for online transactions with the new 3DS challenge flow, providing a more secure and streamlined verification experience.📖 View 3D Secure Integration Guide →Go-Live Date: December 19, 2025, 00:00 HKT
⚠️ Deprecated Webhook:
cardaccount.transaction.verification-code-delivered - This webhook has been replaced by the new 3DS challenge flow. Please migrate to the new integration.New Features
Webhook Auto-Recovery MechanismNew automatic recovery system for suspended webhooks to reduce manual intervention and prevent webhook accumulation:- Auto-Recovery: Suspended webhooks are automatically pinged every 5 minutes for up to 24 hours
- Automatic Resumption: If a ping succeeds, webhook delivery resumes automatically without manual intervention
- Auto-Deletion: Webhooks are automatically deleted if they remain suspended with failed recovery pings for 24 consecutive hours
Go-Live Date: November 29, 2025, 00:00 HKT

