Resources
Supporting guidance, reference material, and best practices to help you design, build, and operate your integration with confidence.
These resources complement the API documentation by providing implementation guidance, reference data, and practical integration advice. Some resources will not be accessible until NDA access is granted.
The integration guidance shown on this page is indicative only, provided for general information purposes, and does not describe all system behaviours, constraints, or requirements. Actual integration requirements are subject to NDA, contractual agreement, and technical approval by PCL.
Guidance
Gotchas & Common Pitfalls
Known integration pitfalls and behaviour that often cause issues.
Validation edge cases
Sequence and timing rules
Error handling guidance
Support
FAQs
Answers to common questions raised by integrators.
Authentication & access
Environments and testing
Operational questions
Tools
Integration Tooling
Guidance on using common tools alongside the developer portal.
Using Postman
API testing strategies
Operational readiness
Reference
Codelists & Reference Values
Definitions of reference data used across API requests and responses.
Payment frequencies
Status codes and enums
Value mappings and meaning
Examples
Sample Payloads
Example request and response payloads illustrating common API usage.
Minimal vs full payloads
Common data patterns
Environment‑safe examples
Workflows
Process Workflows
High‑level process flows showing how APIs work together.
New business journeys
Servicing and MTAs
Renewals and lifecycle flows