MO HB2384

Political subdivisions must approve or deny building permit applications within 30 calendar days; failure to respond results in automatic approval and authorization to proceed with construction

Counties and municipalities are prohibited from mandating energy efficiency standards exceeding the 2009 International Residential Code or 2009 International Energy Conservation Code for residential, commercial, or industrial buildings

Buildings under six stories with Group R-2 occupancy (residential) must be allowed to have a single exit stairway if they meet specific safety requirements, including no more than four dwelling units per floor and maximum 20-foot travel distance to exits

Written denials must cite specific code violations and, if rejecting work stamped by a certified design professional, must provide detailed explanation of why the professional's work is insufficient

Municipalities with ordinances available online for free public inspection may reduce required physical copies on file from three to one