W. Va. Code § 33-6D-1: Required use of particular companies or locations providing automobile glass replacement or repair services or products prohibited.

No insurer issuing or renewing in this state any motor vehicle insurance policy, nor any agent or adjuster thereof, may require the insured or any person making a claim under such policy to use a particular company or location to obtain automobile glass replacement or repair services or products insured, in whole or in part, by that policy.