Gas and electric companies and manufacturing companies or persons engaged in the manufacture or sale of gas or electricity shall keep such records of their work at their manufacturing station, and in respect to their distributing plant, and in such form as the department may from time to time require.
Mass. Gen. Laws ch. 164, § 82
Form of records of work at manufacturing station
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.