to be appropriated under subsection (a), as specified in the funding table in section 4601. XXIII Air Force military construction 2301. Authorized Air Force construction and land acquisition projects (a) Inside the United States The Secretary of the Air Force may acquire real property and carry out military construction projects for the installations or locations inside the United States using amounts appropriated pursuant to the authorization of appropriations in section 2304(a) and as specified in the funding table in section 4601. (b) Outside the United States The Secretary of the Air Force may acquire real property and carry out military construction projects for the installations or locations outside the United States using amounts appropriated pursuant to the authorization of appropriations in section 2304(a) and as specified in the funding table in section 4601. 2302. Family housing (a) construction and acquisition The Secretary of the Air Force may construct or acquire family housing units (including land acquisition and supporting facilities) at the installations or locations, in the number of units, using amounts appropriated pursuant to the authorization of appropriations in section 2304(a) and as specified in the funding table in section 4601. (b) Planning and design The Secretary of the Air Force may carry out architectural and engineering services and construction design activities with respect to the construction or improvement of family housing units using amounts not to exceed amounts appropriated pursuant to the authorization of appropriations in section 2304(a) and as specified in the funding table in section 4601. 2303. Improvements to military family housing units Subject to section 2825 of title 10, United States Code, the Secretary of the Air Force may improve existing military family housing units in an amount not to exceed the amounts appropriated pursuant to the authorization or appropriations in section 2304(a) of this Act and available for military family housing functions as