Maryland State Finance and Procurement Section 15-109
§ 15-109.
  (a)   At reasonable times an inspection may be conducted of a plant, place of business, or job site of:
    (1)   a bidder or offeror seeking a procurement contract;
    (2)   any contractor under a procurement contract;
    (3)   a subcontractor under a procurement contract; or
    (4)   a prospective subcontractor of:
      (i)   a bidder or offeror seeking a procurement contract; or
      (ii)   a contractor under a procurement contract.
  (b)   An inspection under this section may be conducted by:
    (1)   the Department of Legislative Services;
    (2)   the unit engaged in procurement; or
    (3)   as authorized by law, any other unit.