California Code, Fish and Game Code - FGC § 6455

(a) No permit shall be issued for the use of triploid grass carp in waters with an open fresh water connection to other waters of the state.

(b) Any waters in which triploid grass carp are used under this article shall be under the control of the permittee. In addition, barriers to fish movement acceptable to the department shall be in place before introduction of triploid grass carp under this article. Movement of triploid grass carp to areas outside the control of the permittee is prohibited.

(c) Any waters in which triploid grass carp are used under this article shall have sufficient dissolved oxygen and suitable vegetation for consumption to sustain the introduced triploid grass carp, as determined by the department.

(d) Except within closed basins, including the Salton Sea, no permit shall be issued for the use of triploid grass carp within the 100-year flood plain.

(e) Any person or persons engaging in the introduction of triploid grass carp into any area, or in the transfer of triploid grass carp from one site to another, without a permit from the department shall be punished by a fine of not more than five thousand dollars ($5,000), by imprisonment in the county jail for not more than one year, or by both that fine and imprisonment.