Section 6 of Chapter 136 is hereby amended by striking out the first sentence in paragraphs one and two of Clause 50 and replacing with the following new sentences:

(50)  The keeping open of a store, or shop, or electronic commerce retailer warehouse and/or fulfillment center, and the sale at retail of goods therein, but not including the retail sale of goods subject to chapter 138, and the performance of labor, business, and work directly connected therewith on Sunday.

Any store, or shop, or electronic commerce retailer warehouse and/or fulfillment center, which qualifies for exemption under this clause or under clause (25) or clause (27) and which employs more than a total of seven persons, including the proprietor, on Sunday or any day throughout the week, shall compensate all employees engaged in the work performed on Sunday pursuant to the provisions of this clause, or clause (25) or clause (27), excepting those bona fide executive or administrative or professional persons earning more than two hundred dollars a week, at a rate not less than one and one-half times the employee's regular rate.