Cal. Pub. Res. Code § 21083.9

(a) Notwithstanding Section 21080.4, 21104, or 21153, a lead agency shall call at least one scoping meeting for either of the following:
1. (1) A proposed project that may affect highways or other facilities under the jurisdiction of the Department of Transportation if the meeting is requested by the department. The lead agency shall call the scoping meeting as soon as possible, but not later than 30 days after receiving the request from the Department of Transportation.
2. (2) A project of statewide, regional, or areawide significance.
(b) The lead agency shall provide notice of at least one scoping meeting held pursuant to paragraph (2) of subdivision (a) to all of the following:
1. (1) A county or city that borders on a county or city within which the project is located, unless otherwise designated annually by agreement between the lead agency and the county or city.
2. (2) A responsible agency.
3. (3) A public agency that has jurisdiction by law with respect to the project.
4. (4) A transportation planning agency or public agency required to be consulted pursuant to Section 21092.4.
5. (5) A public agency, organization, or individual who has filed a written request for the notice.
(c) For a public agency, organization, or individual that is required to be provided notice of a lead agency public meeting, the requirement for notice of a scoping meeting pursuant to subdivision (b) may be met by including the notice of a scoping meeting in the public meeting notice.
(d) A scoping meeting that is held in the city or county within which the project is located pursuant to the federal National Environmental Policy Act of 1969 (42 U.S.C. Sec. 4321 et seq.) and the regulations adopted pursuant to that act shall be deemed to satisfy the requirement that a scoping meeting be held for a project subject to paragraph (2) of subdivision (a) if the lead agency meets the notice requirements of subdivision (b) or subdivision (c).
(e) The referral of a proposed action to adopt or substantially amend a general plan to a city or county pursuant to paragraph (1) of subdivision (a) of Section 65352 of the Government Code may be conducted concurrently with the scoping meeting required pursuant to this section, and the city or county may submit its comments as provided pursuant to subdivision (b) of that section at the scoping meeting.