West virginia constitution
Article VI: the legislature
Subsection b

(6) The Chief Justice of the Supreme Court of Appeals, the Governor, and such representatives of the executive departments, boards, officers, and commissions of the state expending or applying for state moneys as have been designated by the Governor for this purpose, shall have the right, and when requested by either house of the Legislature it shall be their duty, to appear and be heard with respect to any budget bill, and to answer inquiries relative thereto.