Repair and maintenance of existing electrical, mechanical (heating and air conditioning) or plumbing systems do not require a permit. However, the following do require permits:

• Replacing or adding a new furnace or air conditioner
  
• Replacing or adding a new water heater
  
• Installing any type of fireplace in the home
  
• Adding new electrical, mechanical or plumbing lines to a home or detached structure
  
• Installing a back yard gas fire pit
  
• Installing a generator and/or Generlink
• Installing new electrical for an electric vehicle charger

Please note that installing a back yard fireplace, barbecue or any other open flame cooking device does not require a building permit. However, they do need to comply with International Fire Code requirements (see Unified Fire Authority handout). 

Requirements for submitting a permit application for electrical/mechanical/plumbing

1. Fill out the online Permit Application Form and attach the following items as applicable
   
2. The following projects need additional information submitted with the application and will require a plan review:
   
1. Added gas furnaces, tankless water heaters or any other added gas fed appliance require a gas diagram (see sample diagram)
2. Fireplaces require the installation specification; and if gas, then a gas diagram is also required (see sample diagram)
3. New electrical to a detached structure requires an electrical plan
4. Back yard gas fire pits require a site plan and gas diagram (see sample diagram)
5. Generators require a site plan showing the location of the generator and the location of main disconnect & meter cabinet and the distance between them, an electrical one-line diagram and load calls, and the installation specs for the generator
6. Generlinks require a site plan showing the location of the generator and the location of the main disconnect & meter cabinet and the distance between them (also include a note listing the max length of cord allowed by manufacturer's specs), and the installation specs for the generator and Generlink
7. Electric car chargers require a one-line diagram and other information (see requirements)