CFR › Title 24 › Part 58 › §58.4624 CFR §58.46Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy linkThe responsible entity must make the FONSI available for public comments for 30 days before the recipient files the RROF when:(a)There is a considerable interest or controversy concerning the project;(b)The proposed project is similar to other projects that normally require the preparation of an EIS; or(c)The project is unique and without precedent.