California Code, Public Resources Code - PRC § 30600

(b)(1) Prior to certification of its local coastal program, a local government may, with respect to any development within its area of jurisdiction in the coastal zone and consistent with the provisions of Sections 30604, 30620, and 30620.5, establish procedures for the filing, processing, review, modification, approval, or denial of a coastal development permit.Those procedures may be incorporated and made a part of the procedures relating to any other appropriate land use development permit issued by the local government.

(2) A coastal development permit from a local government shall not be required by this subdivision for any development on tidelands, submerged lands, or on public trust lands, whether filled or unfilled, or for any development by a public agency for which a local government permit is not otherwise required.

(1) Immediate emergency work necessary to protect life or property or immediate emergency repairs to public service facilities necessary to maintain service as a result of a disaster in a disaster-stricken area in which a state of emergency has been proclaimed by the Governor pursuant to Chapter 7 (commencing with Section 8550) of Division 1 of Title 2 of the Government Code.

(2) Emergency projects undertaken, carried out, or approved by a public agency to maintain, repair, or restore an existing highway, as defined in Section 360 of the Vehicle Code, except for a highway designated as an official state scenic highway pursuant to Section 262 of the Streets and Highways Code, within the existing right-of-way of the highway, damaged as a result of fire, flood, storm, earthquake, land subsidence, gradual earth movement, or landslide, within one year of the damage. This paragraph does not exempt from this section any project undertaken, carried out, or approved by a public agency to expand or widen a highway damaged by fire, flood, storm, earthquake, land subsidence, gradual earth movement, or landslide.