County Building Permits
Lake County, IN - 2026 Building Permit Guide
How to apply for a building permit in unincorporated Lake County, Indiana. Permit authority, application steps, fees, and inspection requirements.
Permit Authority
County permit office for unincorporated Lake County only. The county website expressly markets online building permits for unincorporated Lake County only.
- Department
- Lake County Plan Commission
- Address
- 2293 N. Main Street, Crown Point, IN 46307-1899
- Phone
- 219-755-3700
Online Permit Portal
Platform: Lake County permits portal • Account required: Yes • Submission: In-person only
Application Process
- Confirm the job is in unincorporated Lake County and gather the county building department forms, survey, plans, and any zoning or site approvals required.
- Register in the county permit portal or use county paper forms from the Building Department Forms page.
- Submit the permit packet with supporting plans and any contractor information or county contractor license required for the trade.
- Pay permit fees and print or post the issued permit.
- Schedule all required inspections on the inspection ordering line or during office hours.
- Complete final inspection and renew the permit if the job runs past the published validity period.
Source: Lake County Plan Commission
General Requirements
County planning states it issues building permits and conducts inspections in unincorporated Lake County. County inspection materials and forms cover residential and commercial construction, additions, fences, pools, garages, demolition, and related work.
Required Documents
- Permit form, site survey or site plan, construction drawings, trade details, and contractor information as required by the specific form; county inspection sheet also requires survey stakes visible on site before inspection.
- Permit validity
- Work must start within six months of issuance and be completed within two years; foundations requiring inspection must be completed, inspected, and approved within three months; fence permits are valid for six months.
- Building code
- County states it issues permits and inspections under county ordinances and Indiana state building code requirements.
- Owner-builder
- Public county web pages reviewed do not publish a separate owner-builder affidavit, but county forms include homeowner permits for some work categories.
- Contractor requirements
- County maintains contractor licensing, online renewal, and a licensed-contractor lookup; contractors working in county jurisdiction are expected to hold county registration before permit activity.
Fees
- Plan check fee
- Not clearly separated on the reviewed county pages.
- Permit fee formula
- County materials indicate a mixed local schedule by permit type rather than a single simple formula.
- Reinspection fee
- Reinspection fee is $50.00, paid in person before another inspection is scheduled.
- Payment note
- Online permitting is available through the county permit portal; renewal and contractor lookup are also online.
Work That Does NOT Require a Permit
Contact the Lake County Plan Commission to confirm whether your project requires a permit before starting work.
Inspections
How to Schedule
- Inspection ordering line at 219-755-3700 prompt 1, or call during work hours (phone)
- Inspection hours
- 24 hour inspection ordering line; office hours stated in the inspection sheet are 8:30 AM to 4:30 PM
Typical inspection sequence: Footing pre-pour, foundation, rough-ins, insulation or framing stages as applicable, and final inspections; county handout publishes detailed sequences by project type.
Permit must be visibly posted and survey stakes must be visible; failed or repeat inspections trigger the $50 reinspection fee.
Additional Resources
- Building code: County states it issues permits and inspections under county ordinances and Indiana state building code requirements.
- Zoning information: View zoning info
- Other useful links
- Other useful links
- Other useful links
- License lookup guide: Indiana Contractor License Requirements
- Contract template: Indiana Homeowner-Contractor Agreement
- Indiana hub: Indiana Contractor License & Permit Hub
Information on this page was last verified: March 2026. Permit rules and fees change — confirm current requirements directly with the Lake County Plan Commission before applying.
Frequently Asked Questions
Lake County Building Permit FAQ
- Do I need a building permit in unincorporated Lake County, IN?
- County planning states it issues building permits and conducts inspections in unincorporated Lake County. County inspection materials and forms cover residential and commercial construction, additions, fences, pools, garages, demolition, and related work.
- How much does a building permit cost in unincorporated Lake County, IN?
- Fees are calculated as: County materials indicate a mixed local schedule by permit type rather than a single simple formula.. Plan check fee: Not clearly separated on the reviewed county pages..
- How do I apply for a building permit in unincorporated Lake County, IN?
- 1. Confirm the job is in unincorporated Lake County and gather the county building department forms, survey, plans, and any zoning or site approvals required. 2. Register in the county permit portal or use county paper forms from the Building Department Forms page. 3. Submit the permit packet with supporting plans and any contractor information or county contractor license required for the trade. 4. Pay permit fees and print or post the issued permit. 5. Schedule all required inspections on the inspection ordering line or during office hours. 6. Complete final inspection and renew the permit if the job runs past the published validity period.
- How do I schedule a building inspection in unincorporated Lake County, IN?
- Inspections can be scheduled via: Inspection ordering line at 219-755-3700 prompt 1, or call during work hours.
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