The director of standards shall from time to time by rule or regulation establish standard sizes for anthracite coal offered for sale within the commonwealth, with variances or tolerances not to exceed five per cent determined by weight.
Mass. Gen. Laws ch. 94, § 239A
Standard sizes for anthracite coal; variances or tolerances
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.