StacksVerified U.S. regulatory reference

16 CFR Part 305, Appendix D2

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov
CapacityRange of estimated annualenergy costs(dollars/year)
First hour ratingLow | High
“Very Small”—less than 18(*) | (*)
“Low”—18 to 50.990 | 357
“Medium”—51 to 74.9121 | 494
“High”—75 and over173 | 747

(*) No data.

[88 FR 1136, Jan. 9, 2023]