Minimum slab provisions.
Municipal Code of Chicago § 14B-19-1907
in effect14B-19-1907 Minimum slab provisions.
The provisions of Section 1907 of IBC are adopted by reference with the following modifications:
1. Revise Section 1907.1 by deleting "approved" and replacing "6 inches (152 mm)" with "12 inches (305 mm)."
2. Revise the exceptions to Section 1907.1 by replacing "Group R-3" with "Group R-3 or R-5."
(Amend Coun. J. 6-25-21, p. 32180, Art. II, § 25)
Source: City of Chicago, Municipal Code of Chicago (American Legal Publishing, codelibrary.amlegal.com)URL: https://codelibrary.amlegal.com/codes/chicago/latest/chicago_il/0-0-0-2667210Fetched: 10/24/2026
