# UL 953 — Which OSHA-recognized labs (NRTLs) can certify to a given test standard

For UL 953, standard title is Standard for Fluorescent-Lamp Ballasts; nrtl is BACL; laboratory is Bay Area Compliance Laboratories; status is currently recognized, recorded from its source on 2026-08-10.

- **Test standard:** UL 953 _(verified: appears in the quote below)_
- **Standard title:** Standard for Fluorescent-Lamp Ballasts _(verified: appears in the quote below)_
- **NRTL:** BACL _(verified: appears in the quote below)_
- **Laboratory:** Bay Area Compliance Laboratories _(verified: appears in the quote below)_
- **Status:** currently recognized _(our reading, not quoted from the source)_

## What the source says

> UL 953 | Standard for Fluorescent-Lamp Ballasts |

## Source

- https://www.osha.gov/nationally-recognized-testing-laboratory-program/BACL

Last verified: 2026-08-10. Review by: 2026-11-08.
Part of [Which OSHA-recognized labs (NRTLs) can certify to a given test standard](https://referencesource.org/nrtl-recognized-test-standards/).