(a) The commissioner may contract to obtain boll weevil eradication services for the state with the entity named under Section 74.1011.
(b) The department may spend money under the cost-sharing program only in a zone in which:
(1) a boll weevil eradication project under this chapter is active; or
(2) boll weevil eradication has been declared complete by the United States Department of Agriculture or its designee.