Before operating on Sunday, every employer subject to section forty-eight or fifty A shall post in a conspicuous place on the premises a schedule containing a list of his employees who are required or allowed to work on Sunday, and designating the day of rest for each. No employee shall be required or allowed to work on the day of rest designated for him.
Mass. Gen. Laws ch. 149, § 51
Posting list of employees working on Sunday; work on days of rest
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.