W. Va. Const. art. VI, § 45

It shall be the duty of the Legislature, at its first session after the adoption of this Constitution, to provide, by law, for the punishment by imprisonment in the penitentiary, of any person who shall bribe, or attempt to bribe, any executive or judicial officer of this State, or any member of the Legislature in order to influence him, in the performance of any of his official or public duties; and also to provide by law for the punishment by imprisonment in the penitentiary of any of said officers, or any member of the Legislature, who shall demand, or receive, from any corporation, company or person, any money, testimonial, or other valuable thing, for the performance of his official or public duties, or for refusing or failing to perform the same, or for any vote or influence a member of the Legislature may give or withhold as such member; and also to provide by law for compelling any person, so bribing or attempting to bribe, or so demanding or receiving a bribe, fee, reward, or testimonial, to testify against any person or persons, who may have committed any of said offences: Provided, That any person so compelled to testify, shall be exempted from trial and punishment for the offence of which he may have been guilty, and concerning which he is compelled to testify; and any person convicted of any of the offences specified in this section, shall, as a part of the punishment thereof, be forever disqualified from holding any office or position of honor, trust, or profit in this State.