18-28-302.1 Penetrations of floor/ceiling assemblies and fire-resistance-rated assemblies.
   Penetrations of floor/ceiling assemblies and assemblies required to have a fire-resistance rating shall be protected in accordance with Chapter 7 of the Chicago Building Code.
(Amend Coun. J. 4-10-19, p. 100029, Art. XII, § 1; Amend Coun. J. 9-14-21, p. 35949, Art. III, § 2)