This Changelog post outlines the updates made to the Newline Platform in July 2026.

What We Improved

New CSV Reporting Documentation

To support reporting and reconciliation workflows, we've published several new guides covering intraday and prior-day reporting, including CSV file structures and data availability.

Accounts (Prior Day) CSV Guide: New reference documentation covering account-level prior-day CSV reporting formats and field definitions.
Prior Day Reporting Guide: Added detailed guidance on accessing and utilizing prior-day reporting data.
Intraday Reporting Guide: New documentation outlining available intraday reporting files, delivery methods, and key reporting considerations.
CSV Delivery Windows & SLA Details: Documents report generation and delivery timing, including intraday cadence, Prior Day processing, weekends/holidays, and SLA expectations.
CSV Samples & Field Maps CSV Samples & Field Maps: Provides CSV examples, field mappings, report descriptions, and guidance for interpreting report data.

Payments Documentation Updates

To support payment operations and implementation workflows, we've published new guidance covering RTP queueing, transaction settlement concepts, and Wire ISO 20022 address requirements.

Instant Payments Queueing: Added documentation covering RTP queueing behavior when the RTP network is unavailable, including queue configuration, lifecycle states, retries, and operational considerations.
Posted vs. Settled Transactions: Added documentation clarifying the differences between settlement and posting, including their impact on reconciliation, balances, and reporting.
Wire ISO 20022 Address Transition Guide: Published guidance outlining current Wire address support and planned ISO 20022 structured address support, including endpoints, validation requirements, examples, and migration considerations.

Program Configuration Documentation

To help clients better understand reporting behavior and data availability, we've added documentation explaining how program-level configuration settings impact platform functionality and reporting outputs.

Program Level Configuration Flags: Published guidance explaining how program configuration affects CSV column availability, field population, and reporting schemas.

Documentation FAQs & Resources

We've expanded our API FAQs to address common questions and provide additional guidance identified through recent documentation reviews and client feedback.

API FAQs Updates: Adds guidance from the CSV Reporting Refresh and Dev Docs audit to address common client questions.

Webhook Documentation Updates

We've expanded and reorganized our Webhooks documentation to provide clearer implementation guidance and improve the developer onboarding experience.

Webhook: Enhanced core webhook documentation with improved navigation and implementation details.
Webhook Authentication: Added expanded guidance for securely authenticating webhook requests.
Webhook Topic: Updated documentation outlining available webhook event categories.
Webhook Topic Definitions: Added detailed payload and event definitions for each supported topic.
Webhook SubscriptionsWebhook Subscriptions: Improved instructions for creating and managing webhook subscriptions.
Webhooks FAQs: Published answers to common implementation and troubleshooting questions.

Newline Dashboard Documentation

We've introduced a comprehensive set of updated resources to help users navigate and maximize the capabilities of the Newline Dashboard.

Overview of the Newline Dashboard: Provides a high-level introduction to dashboard functionality and available features.
Getting Started Guide: Step-by-step onboarding documentation for new dashboard users.
Searching Transactions: Guidance on locating and filtering transaction activity efficiently.
Team Management: Documentation covering user administration and team access management.
Reports & Analytics: New resources explaining available reporting and analytics capabilities.
Dashboard FAQs: Answers to commonly asked questions and operational best practices.
Newline Status Page Documentation
Newline Status Page: Added documentation to help customers monitor platform availability, review incident history, and stay informed about service status updates.

What We Fixed

Newline API

Enhanced Synthetic Account Validation Messaging: Improved validation responses for wire synthetic account creation requests, ensuring error messages provide clearer and more accurate context specific to synthetic account workflows.
Improved ACH Reversal Return Processing: Refined ACH return-file processing logic for ODFI reversal workflows to improve transaction handling accuracy and ensure return processing is aligned with the appropriate notification and settlement paths. This enhancement strengthens processing consistency for complex ACH reversal scenarios.

Why It Matters

These updates improve both the developer experience and platform reliability across Newline. The expanded documentation library provides clearer guidance for reporting, payment operations, webhook integrations, dashboard usage, program configuration, and platform monitoring, helping teams implement and manage Newline solutions more efficiently. Additionally, API fixes enhance transaction processing accuracy, reduce ambiguity in error messaging, and strengthen ACH return handling for complex reversal scenarios. Together, these improvements make it easier for developers and operations teams to build, monitor, troubleshoot, reconcile, and scale with confidence.

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