No building or structure shall hereafter be erected or altered within a distance of one hundred (100') feet from park or parkway in the City of Boston, without permission in writing having first been obtained from the Parks and Recreation Commission, except that the foregoing shall not apply to any structure now being or hereafter erected or altered on the lot of land known and numbered as 2000 Commonwealth Avenue.
(Ord. 1954 c. 2 § 81; Rev. Ord. 1961 c. 19 § 11; CBC 1975 Ord. 71 § 110; Ord. 1985 c. 1 § 3)