24 C.F.R. § 1003.305 – Program amendments.

(a) Grantees shall request prior HUD approval for program amendments which will significantly change the scope, location, objective, or class of beneficiaries of the approved activities, as originally described in the application.
(b) Amendment requests of $100,000 or more shall include all application components required by the NOFA published for the last application cycle; those requests of less than $100,000 do not have to include the components which address the selection criteria.
(c) Approval of an amendment request is subject to the following:
1. (1) A rating equal to or greater than the lowest rating received by a funded project during the most recent funding competition must be attained by the amended project if the request is for $100,000 or more;
2. (2) Demonstration by the grantee of the capacity to promptly complete the modified or new activities;
3. (3) Demonstration by the grantee of compliance with the requirements of § 1003.604 for citizen participation; and
4. (4) The preparation of an amended or new environmental review in accordance with part 58 of this title, if there is a significant change in the scope or location of approved activities.
(d) Amendments which address imminent threats to health and safety shall be reviewed and approved in accordance with the requirements of subpart E of this part.
(e) If a program amendment fails to be approved and the original project is no longer feasible, the grant funds proposed for amendment shall be recaptured by HUD.