W. Va. Code § 5-10-52
The provisions of this article specifying that a legislator may be a member of the retirement system and at the same time also a member of another state or political subdivision retirement program and may receive credit in the retirement system from two or more public employments simultaneously and authorizing automatic increases in the annuities of retired legislators based upon increases in compensation paid to members of the Legislature shall not be applicable to any member of the Legislature who first becomes a member of the retirement system as a member of the Legislature during the year one thousand nine hundred seventy-one, or any year thereafter, nor shall such provisions be applicable to the computation of service, credited service or benefits for any period of service as a member of the Legislature for the year one thousand nine hundred seventy-one, or any year thereafter.
W. Va. Code § 5-10-52