Md. Code, State Finance and Procurement § 8–215

(a) A State unit may not issue bond anticipation notes under this Part III of this subtitle in a total principal amount that exceeds the authorized amount of the bonds in anticipation of the sale of which the notes are issued and sold.

(b) A State unit may not issue grant anticipation notes under this Part III of this subtitle in a total amount, including interest, that exceeds the amount of the grant in anticipation of the receipt of which the notes are issued and sold.