18 C.F.R. § 4.35
(f)
Definitions.
(1)
For the purposes of this section, a material amendment to plans of development proposed in an application for a license or exemption from licensing means any fundamental and significant change, including but not limited to:
(i)
A change in the installed capacity, or the number or location of any generating units of the proposed project if the change would significantly modify the flow regime associated with the project;
(ii)
A material change in the location, size, or composition of the dam, the location of the powerhouse, or the size and elevation of the reservoir if the change would:
(A)
Enlarge, reduce, or relocate the area of the body of water that would lie between the farthest reach of the proposed impoundment and the point of discharge from the powerhouse; or
(B)
Cause adverse environmental impacts not previously discussed in the original application; or
(iii)
A change in the number of discrete units of development to be included within the project boundary.
(2)
For purposes of this section, a material amendment to plans of development proposed in an application for a preliminary permit means a material change in the location of the powerhouse or the size and elevation of the reservoir if the change would enlarge, reduce, or relocate the area of the body of water that would lie between the farthest reach of the proposed impoundment and the point of discharge from the powerhouse.
(3)
For purposes of this section, a change in the status of an applicant means—
(i)
The acquisition or loss of preference as a state or a municipality under section 7(a) of the Federal Power Act; or
(ii)
The loss of priority as a permittee under section 5 of the Federal Power Act.
(4)
For purposes of this section, a change in the identity of an applicant means a change that either singly, or together with previous amendments, causes a total substitution of all the original applicants in a permit or a license application.
Notes, amendments, and revision history
Amendments
[Order 413, 50 FR 11680, Mar. 25, 1985, as amended by Order 499, 53 FR 27002, July 18, 1988; Order 533, 56 FR 23149, May 20, 1991; Order 2002, 68 FR 51115, Aug. 25, 2003; Order 756, 77 FR 4893, Feb. 1, 2012]
Authority
Authority: Federal Power Act, as amended, 16 U.S.C. 792-828c; Department of Energy Organization Act, 42 U.S.C. 7101-7352; E.O. 12009, 42 FR 46267; Public Utility Regulatory Policies Act of 1978, 16 U.S.C. 2601-2645; Pub. L. 96-511, 94 Stat. 2812 (44 U.S.C. 3501 et seq. ).
Authority
Authority: 16 U.S.C. 791a-825r; 42 U.S.C. 7101-7352.
Source
Source: Order 141, 12 FR 8485, Dec. 19, 1947, unless otherwise noted.
Amendments
[Order 413, 50 FR 11680, Mar. 25, 1985, as amended by Order 499, 53 FR 27002, July 18, 1988; Order 533, 56 FR 23149, May 20, 1991; Order 2002, 68 FR 51115, Aug. 25, 2003; Order 756, 77 FR 4893, Feb. 1, 2012]