Permits and Inspections

Permits are required to operate a manufactured-mobilehome park, make alterations to a manufactured home, construct a manufactured-mobilehome or special occupancy park, operate an employee housing facility, and other circumstances.  This list provides an informational guide to the variety of permits and inspections required for each activity. 

Manufactured Homes and Commercial Modulars

For information on necessary permits for modifying a manufactured-mobilehome or commercial modular, go to the Modifying a Mobilehome:  Manufactured or Mobilehome Alteration, Permit Requirements, and Inspections section of the Manufactured, Commercial Modulars, and Mobilehomes page.

Manufactured-Mobilehome Parks and Special Occupancy Parks

Check the Mobilehome and Special Occupancy Parks Program Forms and Approved Plans for links to forms and plans that are required for constructing, operating, and altering a mobilehome and special occupancy park.

Permit Procedures and Associated Fees

The California Department of Housing and Community Development (HCD) provides a guideline for construction permit applicants to explain procedures and application requirements. For detailed procedures, checklists, and other important information, refer to the . The basic procedures and associated fees include:

  • Obtain any necessary local agency approvals and complete all necessary plans, calculations, engineering, etc required for processing your application.
  • Consider contacting the appropriate Area Office or Area Supervisor for additional guidance regarding your application, plans and pertinent documents (project package).
  • During the plan check the check staff will use the Mobilehome and Special Occupancy Park Construction Plan Review Booklet (PDF) as a worksheet to indicate if your project package is complete and ready to be submitted.
  • Fees for preliminary plan check meetings are $196.00 per hour with a one hour minimum.
  • Include a copy of your worker's compensation insurance coverage.
  • Submit your application and three (3) sets of plans with calculations and specifications to HCD's plan check section.
  • Once the submittal is received in the plan check office, the plan will require four to six weeks for review.
  • If the package is approved you will receive your permit and job copy of the plans and documents by mail unless otherwise specified in advance.
  • If the package is not approved, you will be contacted by mail and told whom you should contact, and the approval process will be suspended until a satisfactory response is received.

Mobilehome Park Inspections

Video clip of the mobile home inspection processMobilehome park residents and operators should be aware that HCD conducts inspections of the general areas, buildings, equipment, and utility systems of your mobilehome park and each individual lot. A "Notice of Planned Inspection" has been posted in a conspicuous location within the mobilehome park. The inspection will be conducted within 30 to 60 days of the "date posted" shown on the Notice of Planned Inspection. At least 30 days prior to the inspection of the mobilehome park, an individual written notice of the inspection will be provided to each resident. The Mobilehome Park Inspection Resident Information Booklet (PDF) provides additional information regarding inspections, violations, and code requirements.

Factory-Built Homes

Factory-Built housing is inspected at the factory prior to application of the insignia.  Installation of factory-built housing or building components is subject to inspection by the local building department. 

Employee Housing

Go to the Enforcement and Permit to Operate sections of the Employee Housing Program page for forms and requirements on construction and operation of employee housing.