10 CFR §34.53
Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
All areas in which industrial radiography is being performed must be conspicuously posted as required by § 20.1902(a) and (b) of this chapter. Exceptions listed in § 20.1903 of this chapter do not apply to industrial radiographic operations.