((a)) ** .—** There is a separate account in the Treasury. The account includes all amounts deposited in the account under and amounts appropriated to the account. However, the appropriated amounts may not be more than $2,000,000.

((b)) ** .—** Amounts in the account are available to the Architect of the Capitol—

((1)) for paying expenses for structural, mechanical, and domestic care, maintenance, operation, and utilities of the Thurgood Marshall Federal Judiciary Building and other improvements constructed under this chapter;

((2)) for reimbursing the United States Capitol Police for expenses incurred in providing exterior security for the Building and other improvements;

((3)) for making lease payments under ; and

((4)) for necessary personnel (including consultants).