Home › CFR › Title 24 › Part 7024 CFR Part 70 — Use of Volunteers on Projects Subject to Davis-Bacon and HUD-Determined Wage Rates§ 70.1— Purpose and authority.§ 70.2— Applicability.§ 70.3— Definitions.§ 70.4— Procedure for implementing prevailing wage exemptions for volunteers.§ 70.5— Procedure for obtaining HUD waiver of prevailing wage rates for volunteers.