The county may establish, by law, a body corporate and politic and an instrumentality of the county to be known as the “West Baltimore County Redevelopment Authority”. The Authority shall be created when the county: enacts local laws providing and constituting the terms of the charter for the Authority; and files the charter with: the State Department of Assessments and Taxation; the Department of Legislative Services; and the Secretary of State. On the advice of the Authority members described under subsection (d)(1) through (5) of this section, the county may: amend the Authority’s charter through local law if the amendments are filed with the State Department of Assessments and Taxation, the Department of Legislative Services, and the Secretary of State; alter the structure, organization, program, powers, or activity of the Authority, unless the alteration would impair the Authority’s obligations under a contract or an agreement that the Authority entered into before the alteration; and terminate the Authority, unless the termination would impair the Authority’s obligations under a contract or an agreement that the Authority entered into before termination. The Authority shall consist of the following members: each member of the Senate of Maryland whose legislative district includes a portion of West Baltimore County; one member of the House of Delegates from each legislative district that includes a portion of West Baltimore County, designated by the Speaker of the House; each council person whose district includes a portion of West Baltimore County; the county administrative officer; one member appointed by the County Executive of Baltimore County; and eleven members appointed by the County from a slate of individuals prepared by the Authority members described under items (1) through (5) of this subsection. The slate of individuals described under subsection (d)(6) of this section shall be decided by a majority vote of the Authority members described under subsection (d)(1) through (5) of this section.