Massachusetts General Laws Part I. Administration of the Government (Ch. 1-182) Ch. 6C, § 68

(b) The department may accept from any source any grant, donation, gift or other form of conveyance of land, money, other real or personal property or other item of value made to the commonwealth or the department for carrying out the purpose of sections 62 to 73, inclusive.

(c) Any transportation facility may be financed in whole or in part by contribution of any funds or property made by any private entity or affected jurisdiction that is party to a public-private agreement under sections 62 to 73, inclusive.

(d) The department may combine Federal, state, local and private funds to finance a transportation facility under sections 57 to 70, inclusive.