- Title 8, California Code of Regulations, Article 105, Sections §5095-5100, "Control of Noise Exposure"
- ANSI S1.111971 "Specification for Octave, HalfOctave, and Third Octave Band Filter Sets"
- ANSI S1.251978 "Specification for Personal Noise Dosimeters"
- ANSI S3.61969 "Specifications for Audiometers"