Notwithstanding the provisions of sections one hundred and forty-two A and one hundred and forty-two B, any person may burn Christmas trees during the period from December twenty-sixth to January seventh in each year, provided that said person obtains a permit from the head of the fire department of the city or town wherein such burning shall take place and provided further that such burning is conducted under the supervision and control of said head of the fire department.
Mass. Gen. Laws ch. 111, § 142G