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Learn More about Newline
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Newline Platform Overview
Welcome to Newline's Developer Docs
Onboarding
Overview
Postman Collection
Terminology
Objects
Enumerations
Accounts
Virtual Reference Numbers (VRNs)
Authorization Guide
Payments and Reporting
Payment Features
Transfers
Reporting
Payment Rails
ACH
Book Transfers
Instant Payments
Wire
QuickStart Guide: Completing a Transfer
Sandbox Walkthrough
Authentication Guide
API Authentication
Guidance on Money Movements
Staging Test Synthetic Accounts
Simulating Transactions and Transfers
Testing Error Scenarios
Returns
Clearing the Sandbox
Message Queue
Overview
How to Subscribe to a Topic on the MQ
Topic Definitions
Authentication
Topic Publication
Subscriptions
Topics
Support
Error Detail and Resolution
FAQs
API Errors
General Errors
Synthetic Account Errors
Custodial Account Errors
Pool Errors
Synthetic Account Type Errors
Transfer Related Errors
Instant Payments Reject Codes and Descriptions
ACH Return Reason Codes
Transaction Specific Errors
Customer-Related Errors
Compliance and Security Errors
Program Errors
Product Errors
Client Errors
Debit Card and Payment Errors
Sandbox and Testing Errors
Virtual Reference Number (VRN) Errors
Return Errors
Disclosure
Terms & Conditions
Card Issuing Sponsorship
Newline's Card Issuing Sponsorship Program
Document Review
Unlocking Card Issuing
Connecting to Newline Using Managed File Transfer (MFT)
Transaction Monitoring
Cardholder Requirements
Posted Transactions Requirements
Transaction Types
Business Requirements
Beneficial Ownership Requirements
Account Reconciliation
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