Residential Building Permits

Call 913-971-7900 or select a topic to learn about residential permits:

Need to talk to someone about inspections or permits? Kindly call 913-971-7900.


Interior remodel/basement finish:

New single family residence or duplex unit permit requirements:

  • Submit a residential building permit application.
  • Submit one copy of the original sealed plot plan/survey.
  • Submit one copy of the original sealed construction plans.
  • Submit one CD or flash drive of plans in PDF format.
  • Provide a copy of the Johnson County Sewer Permit, if served by JoCo Wastewater.
  • Submit the plan review/permit fee when the residential building permit is issued. Please make payable to the City of Olathe. 

Room  additions and attached garages:

  • Submit a residential building permit application.
  • Submit a sealed site plan showing the addition location, dimensions and setbacks from rear and side property lines. 
  • Submit a plan drawing, which shows the addition, room sizes and uses, doors and windows and room uses of the adjoining/existing building or house.
  • Submit a section detail, which shows the foundation-floor-wall-roof construction with dimensions.
  • Submit a homeowner installation notarized statement form if the homeowner is doing the work themselves. 
Deck:
Deck/Patio with a roof covering:
  • Submit a residential building permit application.
  • Submit a sealed site plan, which shows the patio/roof location, dimensions and setbacks from the rear and side property lines. 
  • Submit a section detail, which shows the support columns and roof construction with dimensions.
  • Submit a building plan view with dimensions.
  • Submit a structural framing plan to include the foundation plan.
  • Submit a homeowner installation notarized statement form if the homeowner is doing the work themselves. 
Detached garages/carports:
  • Submit a residential building permit application.
  • Submit a sealed site plan, which shows the building location, dimensions and setbacks from the rear and side property lines. 
  • Submit a plan drawing, which shows the building dimensions, windows and doors. Please provide header sizes over all doors and windows.
  • Submit a section detail, which shows the foundation-floor-wall-roof construction with dimensions.
  • Submit a homeowner installation notarized statement form if the homeowner is doing the work themselves.
Storage buildings/sheds (200 sq.ft and smaller):
  • Storage/accessory buildings (sheds) that are 200 sq. ft. and smaller do not require a permit.
  • Refer to the Unified Development Ordinance's supplemental use regulations - 18.50
  • Commercial and Industrial sites - please contact the Planning Department (913-971-8750) for further assistance.
Storage buildings/sheds (over 200 sq. ft.):
  • Submit a residential building permit application
  • Submit a sealed site plan, which shows the building location, dimensions and setbacks from rear and side property lines. 
  • Submit a section detail, which shows the foundation-floor-wall-roof construction with dimensions.
  • Submit a building plan view with dimensions.
  • Know that buildings under 400 sq. ft. do not require a permanent foundation.
  • Submit a homeowner installation notarized statement form if the homeowner is doing the work themselves. 
  • Know that storage/accessory buildings are typically only allowed reduced yard setbacks to a minimum of three foot property lines, providing no easements exist.
  • Commercial and Industrial sites - please contact the Planning Department (913-971-8750) for further assistance.
Gazebo/pergola (over 200-square-foot or attached):
  • Submit a residential building permit application.
  • Submit a sealed site plan showing location, dimensions and setbacks from rear and side property lines. 
  • Submit a section detail showing the foundation-floor-wall-roof construction with dimensions.
  • Submit a building plan view with dimensions.
  • Submit a homeowner installation notarized statement form if the homeowner is doing the work themselves.
  • Know that storage/accessory buildings are typically only allowed reduced yard setbacks to a minimum of three foot property lines, providing no easements exist. 
Swimming Pools
When should I hear back about my permit application?

It's our goal to review and return comments for residential building permits within three working days (beginning the first working day after submittal). Please know that incomplete applications or incorrect information may delay plan review and permitting.

ENERGY CODE COMPLIANCE METHODS
Prescriptive Energy Rater
Comply with 2012 IECC. Comply with equivalent to 2009 IECC.
City staff to verify compliance. Nationally certified third party energy rater to verify compliance at cost to applicant.
Submit energy code plan sealed by KS licensed design professional. No energy code plan submittal to the City. Design review to be handled by rater.
City plan review may require additional days. No additional City plan review time required.
Schedule additional City inspection for insulation. No additional City inspection. Insulation inspection to be handled by rater.
No blower door nor duct seal tests required by City staff. Blower door and duct seal tests are part of the rating certification process.
On final inspection, City staff to verify HVAC sizes and attic insulation certification by installer. Prior to CO being issued, rater to submit document certifying 2009 IECC equivalent compliance.
Please indicate on the application whether the prescriptive or energy rater method will be used for energy code compliance.