Massachusetts General Laws
Chapter 94g - Regulation of the Use and Distribution of Marijuana Not Medically Prescribed
Section 16 - Limitations on Number of Licenses

Section 16. No licensee shall be granted more than 3 marijuana retailer licenses, 3 medical marijuana treatment center licenses, 3 marijuana product manufacturer licenses or 3 marijuana cultivator licenses; provided, however, that a licensee may hold 3 marijuana retailer licenses, 3 medical marijuana treatment center licenses, 3 marijuana product manufacturer licenses and 3 marijuana cultivator licenses.