Blog

Practical writing on UK regulatory data, compliance automation, and the APIs we build.

• How to verify FCA authorisation programmatically

  Practical guide to checking whether a UK firm is FCA-authorised, with working code, status semantics, and the gotchas the official docs do not mention.

  25 April 2026 · 7 min

• Perpetual KYB under MLR 2017: what your monitoring needs to do

  MLR 2017 requires ongoing monitoring of business relationships, not just onboarding. What that means in code, and why most fintech monitoring stops short.

  25 April 2026 · 6 min

• FCA register API rate limit explained, and what to do when you hit it

  The FCA Register API caps you at 50 requests per 10 seconds with no SLA. How the limit works, what fails when you hit it, and four ways to design around it.

  25 April 2026 · 5 min