In this notice, OSHA announces the application of RETC, LLC. for expansion of the scope of recognition as a Nationally Recognized Testing Laboratory (NRTL) and presents the agency's preliminary finding to grant the application.
Source
https://www.federalregister.gov/documents/2026/09/21/2026-19267/retc-llc-application-for-expansion-of-recognitionCanonical document at the regulator. Always cite this URL — not the Vantage detail page — in compliance evidence.