No environmental impact report may be required by any state agency for any activity of a dairy farm, including adoption of waste discharge requirements pursuant to Division 7 (commencing with Section 13000) of the Water Code, under all of the following circumstances:
(a) When the proposed dairy will be constructed and operated in accordance with the minimum standards established under this chapter.
(b) Where the applicable local public agencies have completed all necessary reviews and approvals, including the provisions of Division 13 (commencing with Section 21000) of the Public Resources Code, where applicable.
(c) Where a permit for construction has been issued by the appropriate local agency or agencies, and construction undertaken.
This section shall not apply to any dairy that received a permit, and undertook construction, prior to the effective date of the legislation enacting this section.