The new Construction Products Regulator became operational in January 2026, fulfilling a key Grenfell recommendation. We assess the first 100 days of activity.. The Regulator Industry Has Been Waiting For The Construction Products Regulator (CPR) became operational on 12 January 2026. It has executive powers to investigate misleading product marketing, withdraw products from market, and prosecute manufacturers. First 100 Days Activity 3 major investigations opened into cladding manufacturers 18 product testing audits at UKAS accredited laboratories 47 marketing claim reviews of construction product literature 2 enforcement actions initiated under early warning provisions Industry Reaction Leading manufacturers including Knauf, Rockwool, Saint Gobain, and Hilti have publicly welcomed the regulator. The British Standards Institution has committed to closer collaboration on product standards. What Building Owners Should Do Review product specifications — verify EN 13501 classifications match manufacturer claims Check fire test reports — request original test certificates, not summaries Maintain product records — golden thread requires this for HRBs Consider competent third party verification for safety critical products Need Expert Fire Safety Advice? Magnus Opifex Seven LTD provides leading fire engineering, BSR Gateway 2 support, PAS 9980 appraisals, BESS fire safety, and healthcare fire strategy services across the UK. 📞 Call: +44 7486 691724 ✉️ office@magnus opifex.co.uk Request a Free Consultation →