Cowlitz County Department of Building and Planning will be closed to the public Tuesday March 23rd through Thursday March 25th for system upgrades and staff training. The Department is transitioning to a new online permit system and it is during this transition that our ability to accept new permit applications will be restricted. Inspection services will be available during the closure. Normal operating hours will resume on Monday the 29th, 7:00 am to 6:00 pm