SECTION 1. Subsection (a1/2) of section 4  of chapter 94G of the General Laws is hereby amended by striking clause (xxv) and inserting in place thereof the following:

(xxv) requirements for reasonable THC potency limits for each type of recreational marijuana product sold by a licensee and reasonable potency or dosing limits for marijuana concentrates and edible products, that shall, at a minimum, prohibit: (1) marijuana flower with potency in excess of 30% THC ; (2) marijuana concentrates intended for inhalation following vaporization or combustion that exceed 5mg THC per metered serving, or with potency exceeding 30%; (3) concentrated forms of marijuana products which fail to clearly provide metered, or otherwise measured, standard delivered servings of 5 mg THC; (4)  packages of marijuana concentrate that exceed 20 metered or measured servings of 5 mg;  (5) a prohibition on any marijuana product with added sweeteners;  (6) any marijuana product with a characterizing flavor for which the primary use is human inhalation of the gases, particles, vapors or byproducts released as a result of the combustion, electrical ignition, or vaporization of the flavored marijuana product; (7) any inhalable cannabinoid product containing non-cannabis-derived substances, including flavors, non-cannabis terpenes, and/or chemicals that alter a legal THC product’s consistency, texture, or viscosity; (8) any liquid marijuana products intended for consumption by mouth, exceeding 5mg THC per container or per measured dose; (9) components to strengthen the intoxicating effects of any marijuana product.