# UL 1795 — Which OSHA NRTL is recognized for which test standard: all 21 labs' scopes of recognition, cross-referenced For UL 1795, laboratory is NSF International; standard title is Hydromassage Bathtubs, verified against its source on 2026-08-10. - **Laboratory:** NSF International _(verified: appears in the quote below)_ - **Standard number:** UL 1795 _(verified: appears in the quote below)_ - **Standard title:** Hydromassage Bathtubs _(verified: appears in the quote below)_ ## What the source says > UL 1795 | Hydromassage Bathtubs | ## Source - https://www.osha.gov/nationally-recognized-testing-laboratory-program/nsf Last verified: 2026-08-10. Review by: 2026-12-08. Part of [Which OSHA NRTL is recognized for which test standard: all 21 labs' scopes of recognition, cross-referenced](https://referencesource.org/nrtl-recognition-scopes/).