; (5) in section 808(e)(6) ( 42 U.S.C. 3608(e)(6) ), by inserting source of income, veteran status, military status, after handicap, ; and (6) in section 810(f) ( 42 U.S.C. 3610(f) ), by striking paragraph (4) and inserting the following: (4) During the period beginning on the date of enactment of the Fair Housing Improvement Act of 2023 and ending on the date that is 40 months after such date of enactment, each agency certified for purposes of this title on the day before such date of enactment shall, for purposes of this subsection, be considered certified under this subsection with respect to those matters for which the agency was certified on that date. If the Secretary determines in an individual case that an agency has not been able to meet the certification requirements within this 40-month period due to exceptional circumstances, such as the infrequency of legislative sessions in that jurisdiction, the Secretary may extend such period by not more than 6 months. . (b) Prevention of intimidation in fair housing cases Section 901 of the Civil Rights Act of 1968 ( 42 U.S.C. 3631 ) is amended by inserting source of income (as defined in section 802), veteran status (as defined in section 802), military status (as defined in section 802), before or national origin each place that term appears.