44 C.F.R. § 7.922 Exceptions to the rules against age discrimination: Reasonable factors other than age.
Title 44 - Emergency Management and Assistance
A recipient is permitted to take an action otherwise prohibited by §7.920 which is based on a factor other than age, even though that action may have a disproportionate effect on persons of different ages only if the factor bears a direct and substantial relationship to the normal operation of the program or activity or to the achievement of a statutory objective.
Title 44: Emergency Management and Assistance
PART 7—NONDISCRIMINATION IN FEDERALLY-ASSISTED PROGRAMS (FEMA REG. 5)
Subpart E—Nondiscrimination on the Basis of Age in Programs or Activities Receiving Federal Financial Assistance From FEMA
Standards for Determining Age Discrimination
§ 7.922 Exceptions to the rules against age discrimination: Reasonable factors other than age.