From the Purpose: "The purpose of this policy is to clarify the eligibility of funding for public roads inundated by flood waters directly related to a major disaster declared under the Stafford Act. This policy is in effect for all major disasters declared on or after January 1, 2016. More information on the eligibility of roads as part of the PA [public assistance] program is available in the Public Assistance Program and Policy Guide."
FP 104-009-13; FEMA Policy 104-009-13
Federal Emergency Management Agency: https://www.fema.gov/