SECTION 12.30. Metrology Services

(a) Metrology Services and Laboratory Traceability. The department's metrology laboratory shall maintain NIST recognition and certification of international metrological traceability to the International System of Units (SI), as necessary to provide a service to calibrate standards needing the same international metrological traceability.

(b) The department adopts by reference NIST Handbook 143-State Weights and Measures Laboratories Program Handbook.

(c) Calibration Service Parameters and Fees. Metrology calibration services are available according to the following nominal value ranges and fee schedule.

(1) Mass Calibrations and Adjustments.

(A) Precision Calibrations (Echelon II, Fine Accuracy). Includes weight classes of ASTM Class "2,3" and OIML Class "F1,F2":

(i) Up to and including 3 kilograms: $70;

(ii) More than 3 kilograms, up to and including 30 kilograms: $110; or

(iii) More than 30 kilograms: $140.

(B) Tolerance Calibrations (Echelon III, Medium Accuracy). Includes the weight classes of NIST Class "F"; ASTM Class "4,5,6,7"; OIML Class "M1,M2,M3"; and other weights:

(i) Less than 10 pounds: $20;

(ii) 10 pounds or more, but less than 500 pounds: $30;

(iii) 500 pounds or more, but less than 2,500 pounds: $60; or

(iv) 2,500 pounds or more: $110.

(C) Weight Adjustments.

(i) Less than 10 pounds: $10;

(ii) 10 pounds or more, but less than 100 pounds: $10;

(iii) 100 pounds up to and including 1,000 pounds: $20; or

(iv) More than 1,000 pounds: $40.

(2) Volume Calibrations and Neck Calibrations. Volume Transfer II.

(A) 5 gallons or less: $55;

(B) More than 5 gallons: $65, plus $1 for each gallon over 5 gallons;

(C) LPG provers holding 25 gallons or less: $150;

(D) LPG provers holding over 25 gallons: $325; or

(E) Prover neck calibration (new, first time calibrated, or damaged): $50.

Source Note: The provisions of this §12.30 adopted to be effective December 31, 2017, 42 TexReg 7579; amended to be effective March 5, 2023, 48 TexReg 1030