City of Sun Prairie & E-Plan Exam Commercial Plan Submission Portal
Welcome and thank you for your submission! This portal is for Electronic Commercial Plan Submissions only for Building, HVAC and Plumbing Systems. Should you have any questions, please do not hesitate to contact the City of Sun Prairie Building Inspection Department at 608-825-1184.
For fire alarm and fire suppression plan reviews, please contact the City of Sun Prairie Fire Department for assitance.