Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 128, § 65A

(a) No person shall purchase and apply or authorize any person, by way of service contract or other arrangement, to apply in the commonwealth any phosphorus containing fertilizer on lawn or non-agricultural turf, except when:

(b) The department shall promulgate regulations to implement subsection (a) and may, consistent with subsection (a) and in consultation with the department of environmental protection, develop additional regulations designed to limit non-point source pollution from plant nutrients including, but not limited to, phosphorous and nitrogen. Such regulations may require retailers of phosphorus containing fertilizer to display such fertilizers separately and post signs specifying when and where phosphorus containing fertilizer may be applied.

(c) Regulations promulgated under this section shall be designed to maximize credits provided to municipalities by the United States Environmental Protection Agency relative to stormwater discharge and similar permits, which the Environmental Protection Agency may require of municipalities.

(d) Violations of any regulations promulgated under this section shall be subject to the penalties set forth in subsection (k) of section 2.