Maryland Election Law Section 14-101
§ 14-101.
  (a)   In this title the following words have the meanings indicated.
  (b)   "Applicable contribution" means a contribution to a candidate, or a series of such contributions, in a cumulative amount in excess of $500.
  (c)   "Business entity" includes a firm, corporation, trust, unincorporated association, or other organization, whether or not conducted for profit.
  (d)   "Candidate" includes an incumbent office holder.
  (e)   "Contract" includes a sale, purchase, lease, or other agreement.
  (f)   (1)   Subject to paragraph (2) of this subsection, "contribution" has the meaning stated in § 1-101 of this article.
    (2)   "Contribution" does not include:
      (i)   a bona fide gift by a spouse or relative within the third degree of consanguinity; or
      (ii)   an honorary membership in a social, service, or fraternal organization presented as a courtesy by the organization.
  (g)   (1)   "Doing public business" means making, during any 12-month period, one or more contracts with one or more governmental entities involving cumulative consideration of at least $100,000.
    (2)   "Doing public business" does not include receiving a salary from a governmental entity.
  (h)   "Governmental entity" means:
    (1)   the State, a county, a municipal corporation, or other political subdivision of the State; and
    (2)   a unit of the State, a county, a municipal corporation, or other political subdivision of the State.
  (i)   "Make a contribution" includes to cause a contribution to be made.