Whoever uses any weighing or measuring devices may have them tested by the sealer at any time upon request and the sealer shall seal or condemn the same in accordance with the results of his tests.
Mass. Gen. Laws ch. 98, § 50
Tests of weighing or measuring devices upon request; results
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.