scope:

The provisions of this Code shall apply to the erection, installation, alteration, repair, relocation, replacement, addition to, use, or maintenance of any heating, ventilating, cooling, refrigeration systems, incinerators or other miscellaneous heat-producing appliances.

Where, in any specific case, different sections of this Code specify different materials, methods of construction or other requirements, the most restrictive shall govern. Where the requirements of this Code conflict with the requirements of Title 28 Los Angeles County Plumbing Code, the Plumbing Code shall prevail.

Except as hereinafter changed or modified, the building standards contained in the Uniform Mechanical Code of the International Association of Plumbing and Mechanical Officials, which are published in the California Building Standards Code, are applicable to all occupancies and uses throughout the County of Los Angeles. Amendments to the building standards contained in the Uniform Mechanical Code, by state agencies, are applicable only to those occupancies or uses which the state agency making the amendment is authorized to regulate.