height limitations. (U) Using property tax abatements to enable higher density and mixed-income communities. (V) Donating vacant land for affordable housing development. (3) Effect of submission A submission under this subsection shall not be binding with respect to the use or distribution of amounts received under section 106. (4) Acceptance or nonacceptance of plan The acceptance or nonacceptance of any plan submitted under this subsection in which the information required under this subsection is provided is not an endorsement or approval of the plan, policies, or methodologies, or lack thereof. . (b) Effective date The requirements under subsection (n) of section 104 of the Housing and Community Development Act of 1974 ( 42 U.S.C. 5304 ), as added by subsection (a), shall— (1) take effect on the date that is 1 year after the date of enactment of this Act