Maryland Code, Commercial Law § 4A-106

(a)(1) The time of receipt of a payment order or communication cancelling or amending a payment order is determined by the rules applicable to receipt of a notice stated in § 1-202 of this article.

(2) A receiving bank may fix a cutoff time or times on a funds-transfer business day for the receipt and processing of payment orders and communications cancelling or amending payment orders.

(3) Different cutoff times may apply to payment orders, cancellations, or amendments, or to different categories of payment orders, cancellations, or amendments.

(4) A cutoff time may apply to senders generally or different cutoff times may apply to different senders or categories of payment orders.

(5) If a payment order or communication cancelling or amending a payment order is received after the close of a funds-transfer business day or after the appropriate cutoff time on a funds-transfer business day, the receiving bank may treat the payment order or communication as received at the opening of the next funds-transfer business day.