((a)) ** .—** The Secretary of Veterans Affairs may enter into agreements with the Secretary of Defense for the planning, design, and construction, or the leasing, of facilities to be operated as shared medical facilities.

((b)) ** .—**

((1)) The Secretary of Veterans Affairs may transfer to the Department of Defense amounts appropriated to the Department of Veterans Affairs for “Construction, minor projects” for use for the planning, design, or construction of a shared medical facility if the estimated share of the project costs of the Department of Veterans Affairs does not exceed the amount specified in .

((2)) The Secretary of Veterans Affairs may transfer to the Department of Defense amounts appropriated to the Department of Veterans Affairs for “Construction, major projects” for use for the planning, design, or construction of a shared medical facility if—

((A)) the estimated share of the project costs of the Department of Veterans Affairs exceeds the amount specified in ; and

((B)) the other requirements of have been met with respect to amounts identified for transfer.

((3)) The Secretary of Veterans Affairs may transfer to the Department of Defense amounts appropriated to the “Medical Facilities” account of the Department of Veterans Affairs for the purpose of leasing space for a shared medical facility if the estimated share of the Department of Veterans Affairs for the lease costs does not exceed the amount specified in .

((c)) ** .—**

((1)) Any amount transferred to the Secretary of Veterans Affairs by the Secretary of Defense for necessary expenses for the planning, design, or construction of a shared medical facility, if the estimated share of the project costs of the Department of Veterans Affairs does not exceed the amount specified in , may be credited to the “Construction, minor projects” account of the Department of Veterans Affairs and used for the necessary expenses of constructing such shared medical facility.

((2)) Any amount transferred to the Secretary of Veterans Affairs by the Secretary of Defense for necessary expenses for the planning, design, or construction of a shared medical facility, if the estimated share of the project costs of the Department of Veterans Affairs exceeds the amount specified in , may be credited to the “Construction, major projects” account of the Department of Veterans Affairs and used for the necessary expenses of constructing such shared medical facility if the other requirements of have been met with respect to amounts identified for transfer.

((3)) Any amount transferred to the Secretary of Veterans Affairs by the Secretary of Defense for the purpose of leasing space for a shared medical facility may be credited to the “Medical Facilities” account of the Department of Veterans Affairs and may be used for such purpose.

((d)) ** .—** Any amount transferred to the Secretary of Defense under subsection (b) and any amount transferred to the Secretary of Veterans Affairs under subsection (c) shall be merged with and available for the same purposes and the same period as the appropriation or fund to which transferred.

((e)) ** .—** Amounts may be transferred pursuant to the authority under this section only to the extent and in the amounts provided in advance in appropriations Acts.

((f)) ** .—** In this section, the term “shared medical facility”—

((1)) means a building or buildings, or a campus, intended to be used by both the Department of Veterans Affairs and the Department of Defense for the provision of health care services, whether under the jurisdiction of the Secretary of Veterans Affairs or the Secretary of Defense, and whether or not located on a military installation or on real property under the jurisdiction of the Secretary of Veterans Affairs; and

((2)) includes any necessary building and auxiliary structure, garage, parking facility, mechanical equipment, abutting and covered sidewalks, and accommodations for attending personnel.