the Government National Mortgage Association that makes applicable requirements under the Federal Credit Reform Act of 1990 ( 2 U.S.C. 661 et seq.). 210. (a) Notwithstanding any other provision of law, subject to the conditions listed under this section, for fiscal years 2019 and 2020, the Secretary of Housing and Urban Development may authorize the transfer of some or all project-based assistance, debt held or insured by the Secretary and statutorily required low-income and very low-income use restrictions if any, associated with one or more multifamily housing project or projects to another multifamily housing project or projects. (b) Phased Transfers Transfers of project-based assistance under this section may be done in phases to accommodate the financing and other requirements related to rehabilitating or constructing the project or projects to which the assistance is transferred, to ensure that such project or projects meet the standards under subsection (c). (c) The transfer authorized in subsection (a) is subject to the following conditions: (1) Number and bedroom size of units (A) For occupied units in the transferring project: The number of low-income and very low-income units and the configuration (i.e., bedroom size) provided by the transferring project shall be no less than when transferred to the receiving project or projects and the net dollar amount of Federal assistance provided to the transferring project shall remain the same in the receiving project or projects. (B) For unoccupied units in the transferring project: The Secretary may authorize a reduction in the number of dwelling units in the receiving project or projects to allow for a reconfiguration of bedroom sizes to meet current market demands, as determined by the Secretary and provided there is no increase in the project-based assistance budget authority. (2) The transferring project shall, as determined by the Secretary, be either physically obsolete or economically nonviable. (3) The receiving project or projects shall meet or