Maryland State Finance and Procurement Section 13-213
§ 13-213.
  (a)   In accordance with Title 10, Subtitle 1 of the State Government Article, the Board shall adopt regulations on price and cost principles based on generally accepted accounting principles.
  (b)   The principles adopted by the Board shall be used:
    (1)   as guidelines for negotiations on:
      (i)   estimated costs or fixed prices;
      (ii)   price adjustments for contract modifications and change orders; and
      (iii)   settlements of terminated procurement contracts;
    (2)   to establish the allowability of costs under procurement contract provisions for the reimbursement of costs; and
    (3)   in any other situation that requires the establishment of the estimated or incurred costs of performing a procurement contract.