W. Va. Code § 5-10B-3a: Automatic enrollment.

(a) Every state employee commencing work on and after July 1, 2007, shall have a minimum of $10 per pay period of his or her salary deferred to the state deferred compensation plan unless the state employee provides written notice declining to participate in accordance with the Treasurer’s guidelines: Provided, That temporary employees and employees of the Higher Education Policy Commission, the Council for Community and Technical College Education, and the state’s public institutions of higher education are exempt from the requirement in this section.

(b) At any time, a state employee may change the amount that he or she defers each pay period to the state deferred compensation plan or cease participating in the plan. An employee declining participation in the state deferred compensation plan may elect to participate at a later time.

(c) A political subdivision may establish an automatic enrollment program in a deferred compensation plan pursuant to this article. A political subdivision employee may elect to not participate in the deferred compensation plan at any time and to change the contribution amount.