The following activities are ineligible for funding under the Acts, except when necessary to carry out project purposes approved by the Regional Director:

(a) Law enforcement activities.

(b) Public relations activities to promote the State fish and wildlife agency, other State administrative units, or the State.

(c) Activities conducted for the primary purpose of producing income.

(d) Activities, projects, or programs that promote or encourage opposition to the regulated taking of fish, hunting, or the trapping of wildlife.