CAL. HSC. CODE § 114323 : California Code - Section 114323

(a) A first-aid kit shall be provided and located in a convenient area in an enclosed case.

(b) Mobile food facilities that operate at more than one location in a calendar day shall be equipped to meet all of the following requirements:

(1) All utensils in a mobile food facility shall be stored so as to prevent their being thrown about in the event of a sudden stop, collision, or overturn. A safety knife holder shall be provided to avoid loose storage of knives in cabinets, boxes, or slots along counter aisles. Knife holders shall be designed to be easily cleanable and be manufactured of materials approved by the enforcement agency.

(2) Coffee urns, deep fat fryers, steam tables, and similar equipment shall be equipped with positive closing lids that are fitted with a secure latch mechanism that will prevent excessive spillage of hot liquids into the interior of a mobile food facility in the event of a sudden stop, collision, or overturn. As an alternative to this requirement, a coffee urn may be installed in a compartment that will prevent excessive spillage of coffee in the interior of the unit.

(3) Metal protective devices shall be installed on the glass liquid level sight gauges on all coffee urns.

(c) Light bulbs and tubes shall be covered with a completely enclosed plastic safety shield or its equivalent, and installed so as to not constitute a hazard to personnel or food.

(d) All liquefied petroleum equipment shall be installed to meet applicable fire authority standards, and this installation shall be approved by the fire authority. However, for units subject to Part 2 (commencing with Section 18000) of Division 13, this equipment and its installation shall comply with standards prescribed by Sections 18028 and 18029.5.

(e) A properly charged and maintained minimum 10 BC-rated fire extinguisher to combat grease fires shall be properly mounted and readily accessible on the interior of any mobile food facility that is equipped with heating elements or cooking equipment.

(f) (1) Except for units subject to Part 2 (commencing with Section 18000) of Division 13, a second means of exit shall be provided in the side opposite the main exit door, or in the roof, or the rear of the unit, with an unobstructed passage of at least 24 inches by 36 inches. The interior latching mechanism shall be operable by hand without special tools or key. The exit shall be labeled "Safety Exit" in contrasting colors with letters at least one inch high.

(2) For units subject to Part 2 (commencing with Section 18000) of Division 13, the size, latching, and labeling of the second means of exit shall comply with standards prescribed by Sections 18028 and 18029.5.

(g) All gas-fired appliances shall be properly insulated in a manner that will prevent excessive heat buildup and injury.