[Code of Federal Regulations] [Title 24, Volume 1] [Revised as of April 1, 2006] From the U.S. Government Printing Office via GPO Access [CITE: 24CFR8.31] [Page 148-149] TITLE 24--HOUSING AND URBAN DEVELOPMENT PART 8_NONDISCRIMINATION BASED ON HANDICAP IN FEDERALLY ASSISTED PROGRAMS AND ACTIVITIES OF THE DEPARTMENT OF HOUSING AND URBAN DEVELOPMENT--Table of Contents Subpart C_Program Accessibility Sec. 8.31 Historic properties. If historic properties become subject to alterations to which this part applies the requirements of Sec. 4.1.7 of the standards of Sec. 8.32 of this part shall [[Page 149]] apply, except in the case of the Urban Development Action Grant (UDAG) program. In the UDAG program the requirements of 36 CFR part 801 shall apply. Accessibility to historic properties subject to alterations need not be provided if such accessibility would substantially impair the significant historic features of the property or result in undue financial and administrative burdens.