Cal. Fish & Game Code § 15400
(b) A person shall not engage in marine finfish aquaculture in ocean waters within the jurisdiction of the state without a lease from the commission. Leases and regulations adopted by the commission for marine finfish aquaculture shall meet, but are not limited to, all of the following standards:
(c) If a restoration or enhancement plan is submitted to, and approved by, the commission, and that plan, among other things, provides for monitoring and protecting the benthic habitat, the prevention of pollution, and the prevention of adverse impacts on wild fish stocks from disease, parasites, and genetic alterations, subdivision (b) shall not apply to any of the following:
(1) Artificial propagation, rearing, and stocking projects for the purpose of recovery, restoration, or enhancement of native fish stocks carried out under either of the following: