New Mexico Statutes Chapter 57. Trade Practices and Regulations § 57-18-14. Scale used

When making a weight determination as provided for by the Weighmaster Act, a weighmaster shall use a proper weighing device. A proper weighing device is one suitable for weighing the amount and kind of material to be weighed. A proper weighing device is one that has been inspected and approved for use by a weights and measures officer of this state within a period of twelve months immediately preceding the date of the weighing.