Residential Metal Shed Permit

I need assistance obtaining a permit for a residential metal storage shed already located in my side yard. The City of KCMO is need engineering plans and permit for this building that has been on my property for over 5 years. The ideal freelancer should have experience with residential building permits, especially for metal structures for Kansas City, MO. Knowledge of local zoning laws and regulations is a plus. Please provide a clear plan and timeline for the permit application process