30106.
(a) (1) “Development” means, on land, in or under water, the placement or erection of any solid material or structure; discharge or disposal of any dredged material or of any gaseous, liquid, solid, or thermal waste; grading, removing, dredging, mining, or extraction of any materials; change in the density or intensity of use of land, including, but not limited to, subdivision pursuant to the Subdivision Map Act (commencing with Section 66410 of the Government Code), and any other division of land, including lot splits, except where the land division is brought about in connection with the purchase of that land by a public agency for public recreational use; change in the intensity of use of water, or of access to that water; construction, reconstruction, demolition,
or alteration of the size of any structure, including any facility of any private, public, or municipal utility; and the removal or harvesting of major vegetation other than for agricultural purposes, kelp harvesting, and timber operations which are in accordance with a timber harvesting plan submitted pursuant to the provisions of the Z’berg-Nejedly Forest Practice Act of 1973 (commencing with Section 4511).(2) “Development” does not include routine and ongoing agricultural activities, as defined in subdivision (b) of Section 786.1 of Title 14 of the California Code of Regulations, unless the commission or a local government with development review authority pursuant to a certified local coastal program, as specified in subdivision (d) of Section 30600,
makes a finding that the activity has a substantial impact on protected coastal resources.
(b) As used in this section, “structure” includes, but is not limited to, any building, road, pipe, flume, conduit, siphon, aqueduct, telephone line, and electrical power transmission and distribution line.