The regulator said its chief executive Michelle Russell and chair Mike Cunningham visited security officers in London and Manchester to thank them for their work.
The SIA has been granted prescribed person status under the Public Interest Disclosure Act 1998, allowing workers to make protected disclosures directly to the regulator without fear of unfair treatment or dismissal.
The new qualification, which updates safety-critical skills, will be available from 1st October 2025 and will become mandatory for all renewals from 1st April 2026.