A school with a maximum enrollment of 25 students shall have a minimum area of 2,750 square feet, exclusive of office space and lavatory facilities, 750 square feet of which shall be devoted to classroom instruction. An additional area of 9 square feet is required for each additional student.
49 Pa. Code § 7.116
The provisions of this §7.116 amended under sections 5 and 11 of the act of May 3, 1933 (P. L. 242, No. 86) (63 P. S. §§ 511 and 517).