This Changelog post details the updates made to the Newline Platform in August, 2025.

What We Improved

Newline API

• Wire Return Mapping Enhancements
  Implemented new logic to map received wires to wire returns, supporting ISO 20022 changes.
• ACH Return File Performance Optimization
  Improved query performance for processing ACH return transactions.
• Book Transfer Retry Alerting
  Created alerts for exhausted book transfer retries to enhance operational visibility.
• Log Correlation and Job Reliability
  Enhanced logs and improved job continuity during interruptions.

Newline Dashboard

• Transaction UID Label Update
  Renamed “Transaction ID” to “Transaction UID” to reduce identifier confusion.
• ACH ID Label Update
  Replaced generic “ID” label with “ACH ID” for clearer distinction.
• Transfer UID Filter Enhancement
  Optimized transactions table by implementing the new transfer_uid filter from the transactions GET endpoint.

BIN

• EDAS Onboarding Guide
  Outlined full implementation lifecycle including API/MFT integration, authentication, payment rail setup, testing, and launch.
• Bring Your Own Ledger (BYOL) with EDAS
  Detailed how clients can maintain internal ledgering systems while leveraging EDAS infrastructure.
• Common Specs & Guides for EDAS and Card Issuing Sponsorship
  Defined shared file formats and standards for monitoring, screening, and reconciliation.
• Transaction Monitoring Data Integration Guide
  Provided implementation steps and file delivery requirements for daily monitoring and sanctions screening.
• Card Issuing File Specs
  Outlined formats for Cardholder, Card, and Posted Transactions data.
• EDAS Specific File Specs
  Detailed structured formats for reporting Payment Transactions and Person entities.
• Payment Transactions Specification
  Defined required fields for reporting ACH, Wire, and RTP transactions at the sub-ledger level.
• Person Entity Specification
  Captured legal and identification details for individuals associated with deposit accounts.

What We Fixed

Newline API

• Synthetic and Custodial Account Display Fixes
  Fixed account_number_last_four display issues on synthetic and custodial account endpoints.
• Street1 Field Validation Update _Updated character validation for street1 field in POST /synthetic_accounts to match RTP API standards.

Why It Matters

This release strengthens Newline’s infrastructure across API, dashboard, and documentation layers. It improves developer experience, enhances system reliability, and supports scalable, compliant integrations for enterprise clients. The EDAS documentation launch empowers external developers with clear, actionable resources, while internal enhancements streamline operations and reduce support overhead.

We are committed to continuously improving our documentation to help clients create seamless financial experiences. For questions or further details, please contact [Jennifer Morales