34 Pa. Code § 59.31
Current through Register Vol. 55, No. 1, January 4, 2025
Vertical openings shall comply with §§ 50.31-50.34 (relating to vertical openings).
34 Pa. Code § 59.31
Vertical openings shall comply with §§ 50.31-50.34 (relating to vertical openings).
34 Pa. Code § 59.31