Every source of income who receives a notice of withholding under the provisions of this section shall implement withholding no later than the first pay period or first date for the payment of income which occurs after fourteen days following the date the notice to the source of income was mailed.
W. Va. Code § 48-14-409
Time for implementing withholding
Official source: West Virginia Legislature. Reproduced from public-domain West Virginia statutes; confirm against the official source for the current text. Not legal advice.