Mich. Admin. Code R. 408.30513 - [Effective 8/29/2025] Definitions
Rule 513. The definitions of attic and sunroom addition in section R202 of the code are amended to read as follows:
R202. Definitions.
(a) "Attic, uninhabitable with limited
storage" means uninhabitable attics with limited storage where the minimum
clear height between joists and rafters is 42 inches, 1,063 millimeters, or
greater or where there are not 2 or more adjacent trusses with web
configurations capable of accommodating an assumed rectangle 42 inches, 1,063
millimeters, high by 24 inches, 610 millimeters, in width, or greater, within
the plane of the trusses.
(b)
"Attic, uninhabitable without storage" means uninhabitable attics without
storage where the maximum clear height between joists and rafters is less than
42 inches, 1,063 millimeters, or where there are not 2 or more adjacent trusses
with web configurations capable of accommodating an assumed rectangle 42
inches, 1,063 millimeters, high by 24 inches, 610 millimeters, in width, or
greater, within the plane of the trusses.
(c) "Building official" means the person who
is appointed and employed by a governmental subdivision, who is charged with
the administration and enforcement of the state codes and who is registered in
compliance with 2016 PA 407, MCL
339.5101 to
339.6133.
(d) "Registered design professional" means an
individual who is licensed under the occupational code, 1980 PA 299, MCL
339.101 to
339.2677.
(e) "Sunroom addition" means a new structure
with glazing in excess of 40% of the gross area of the structure's exterior
walls and roof added to an existing dwelling.
Notes
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