W. Va. Code § 38-1-14
(a) Definitions: For purposes of this section, the following definitions shall apply:
(b) A credit line deed of trust shall comply with all the provisions of this article and shall either (i) have clearly entitled at the beginning thereof either in capital letters or in language underscored, the words, "A CREDIT LINE DEED OF TRUST", or (ii) state conspicuously either immediately above or beneath the caption at the top of the first page of the credit line deed of trust the words, "This instrument secures an obligation that may increase and decrease from time to time."
A credit line deed of trust shall be, from the time it is duly recorded as required by law, security for all indebtedness or other obligations secured thereby at the time of recording and for all future advances secured thereby in an aggregate principal amount outstanding at any time not to exceed the maximum amount stated in the credit line deed of trust, without regard to whether the future advances are contracted for at the time of recordation of the credit line deed of trust or whether the secured party under the credit line deed of trust readvances principal sums repaid. The credit line deed of trust shall also be security for interest on the principal sums and for taxes, insurance premiums and other obligations, including interest thereon, undertaken by the secured party in the credit line deed of trust or in the related loan agreement, note, contract, or other agreement or evidences of indebtedness or obligations secured thereby. The interest, taxes, insurance premiums and other obligations when added to the total principal amount of the obligations outstanding at any time may increase the amount secured by the credit line deed of trust above the stated maximum amount.
(c) A credit line deed of trust, in addition to other provisions of this code, shall conform with the following: