A.R.S. § 3-3413

The specifications, tolerances and other technical requirements for commercial devices as adopted by the national conference on weights and measures and published in national institute of standards and technology handbook 44, "specifications, tolerances, and other technical requirements for commercial weighing and measuring devices" shall apply to commercial weighing and measuring devices in the state. The edition of the national institute of standards and technology handbook 44 shall be determined by rule, pursuant to section 3-3414, subsection A, paragraph 4.