Commercial and Tenant Improvements

Nonresidential projects are scoped by what the permit touches: lighting only, mechanical only or both. These pages follow that logic, then cover business types, change of use, lighting retrofits and controls and the HVAC and testing questions that follow.

In this section

• Tenant improvement scopes (4)
• Remodels by business type (9)
• Warehouse, industrial and change of use (6)
• Lighting retrofits and controls (12)
• HVAC, ventilation and testing (10)

Tenant improvement scopes

Lighting-only, HVAC-only and combined tenant improvements, and what each triggers.

1. Title 24 for Commercial Tenant Improvements
2. Commercial Lighting-Only Tenant Improvement: Title 24 Requirements
3. Commercial HVAC-Only Tenant Improvement: Title 24 Requirements
4. Commercial Lighting and HVAC Tenant Improvement: Title 24 Requirements

Remodels by business type

Offices, retail, restaurants, coffee shops, salons, medical and dental offices and gyms.

1. Title 24 Requirements by Building Type
2. Office Remodel Title 24 Requirements
3. Retail Store Remodel Title 24 Requirements
4. Restaurant Remodel Title 24 Requirements
5. Coffee Shop Title 24 Requirements
6. Salon and Barbershop Title 24 Requirements
7. Medical Office Remodel Title 24 Requirements
8. Dental Office Remodel Title 24 Requirements
9. Gym and Fitness Studio Title 24 Requirements

Warehouse, industrial and change of use

Warehouse buildouts and lighting retrofits, industrial tenant improvements and change of occupancy.

1. Is My Project an Alteration or New Construction?
2. Warehouse Office Buildout Title 24 Requirements
3. Warehouse Lighting Retrofit Title 24 Requirements
4. Industrial Tenant Improvement Title 24 Requirements
5. Change of Use Title 24: Retail to Restaurant
6. Change of Use Title 24: Office to Medical

Lighting retrofits and controls

LED retrofits, fixture replacement, track and tape lighting, power density, occupancy, time and daylight controls, outdoor and sign lighting.

1. Commercial Lighting and Title 24
2. Commercial LED Retrofit Title 24 Requirements
3. Replacing Commercial Light Fixtures: When Title 24 Applies
4. Commercial Track Lighting Title 24 Requirements
5. Commercial LED Tape and Linear Lighting: Title 24 Rules
6. Commercial Lighting Power Density Under Title 24
7. Commercial Occupancy Sensor Requirements Under Title 24
8. Commercial Time Switch Control Requirements Under Title 24
9. Commercial Daylight Control Requirements Under Title 24
10. Commercial Outdoor Lighting Control Requirements
11. Parking Lot Lighting Replacement: Title 24 Requirements
12. Commercial Sign Lighting Title 24 Requirements

HVAC, ventilation and testing

Rooftop unit and heat pump replacement, economizer exceptions, demand control ventilation, commissioning and acceptance tests.

1. Commercial HVAC and Title 24
2. Title 24 Acceptance Testing
3. Rooftop Unit Replacement: Title 24 Requirements
4. Small Commercial HVAC Replacement: Title 24 Requirements
5. Commercial Heat Pump Replacement: Title 24 Requirements
6. Commercial Economizer Exceptions: A Practical Title 24 Guide
7. Commercial Outdoor Air Acceptance Testing: What to Expect
8. Commercial Duct Leakage Acceptance Testing: What to Expect
9. Commercial Demand Control Ventilation: Title 24 Requirements
10. Commercial Commissioning: When Is It Required Under Title 24?

For the bigger picture, see everything you need to know about Title 24, the requirements overview and all Title 24 questions.