W. Va. Code § 46-5-120

A transaction arising out of or associated with a letter of credit that was issued before the effective date of the reenactment of this article in the year one thousand nine hundred ninety-six and the rights, obligations, and interests flowing from that transaction are governed by any statute or other law amended by the reenactment of this article as if the amendment had not occurred and may be terminated, completed, consummated, or enforced under that statute or other law.