Section 15-104 - Interest on late payments(a) Except as provided in § 15-105 of this subtitle, interest shall accrue at the rate of 9% per annum on any amount that:(1) is due and payable by law and under the written procurement contract; and(2) remains unpaid more than 37 days after a unit receives an invoice.(b) Interest shall accrue beginning on the 31st day after:(1) the day on which payment becomes due under a procurement contract; or(2) if later, the day on which the unit receives an invoice.Amended by 2022 Md. Laws, Ch. 158, Sec. 1, eff. 6/1/2023.Amended by 2022 Md. Laws, Ch. 157, Sec. 1, eff. 6/1/2023.