(a)
A regulation adopted pursuant to this part shall apply only to ocean waters and bays. Notwithstanding any other provision of this part, nothing contained in this part grants the department or any other agency of the state any regulatory authority not in existence on January 1, 1999, in any river upstream of the mouth of such river, in the Sacramento-San Joaquin Delta or in any other estuary.
(b)
The policies in this part shall apply only to fishery management plans and regulations adopted by the commission on or after January 1, 1999. No power is delegated to the commission or the department by this part to regulate fisheries other than the nearshore fishery, the white sea bass fishery, emerging fisheries, and fisheries for which the commission or department had regulatory authority prior to January 1, 1999.