The City of Grinnell is currently under the following building codes:
International Codes
- 2024 International Building Code as adopted by Iowa Administrative Rule chapters 661-201
- and 661-301
- 2024 International Fire Code as adopted by Iowa Administrative Rule chapters 661-201
- 2024 International Residential Code as adopted by Iowa Administrative Rule chapters 661-301
- 2012 International Energy Conservation Code as adopted by Iowa Administrative Rule chapters 661-303
- 2024 International Existing Building Code as adopted by Iowa Administrative Rule chapters 661-301
- and 661-350
- 2015 IRC Shingle and Ice Barrier Requirements
Americans with Disabilities Act
- 2010 Americans with Disabilities Act as adopted by Iowa Administrative Rule chapter 661-302
State Codes
- State Mechanical Code as adopted by the Department of Public Health Iowa Administrative Rule chapter 641-61
- State Plumbing Code as adopted by the Department of Public Health Iowa Administrative Rule chapter 641-25
- State Electrical Code as adopted by the State Electrical Licensing Board Iowa Administrative Rule chapter 661-504
Life Safety Codes
- 2012 NFPA 101 Life Safety Code as adopted by Iowa Administrative Rule chapter 661-205
Smoke and Carbon Monoxide Detectors
- Smoke Alarms/Detectors as adopted by Iowa Administrative Rule chapter 661-210 (effective July 1, 2021)
- Carbon Monoxide Alarms as adopted by Iowa Administrative Rule chapter 661-211