Plan-Based Building Permits

For building permit applications started on or after August 1, 2020, compliance with the 2019 Chicago Building Code or 2019 Chicago Building Rehabilitation Code is mandatory, with limited exceptions for phased permitting and revision permits. The current online permit application system for plan-based building permits continues to reflect some classifications and terminology from the pre-2019 code. Because planned upgrades to the City’s online permit portal (“Hansen”) are not expected until 2025, the Department of Buildings has prepared the following instructions to help customers navigate the Hansen Dynamic Portal to start online permit applications for work subject to the 2019 Chicago Construction Codes: