(a) Determinations that specific quantities of grades and species are surplus to domestic manufacturing needs and withdrawals of such determinations shall be made in accordance with title 5, United States Code, section 553.

(b) Review of a determination shall be made at least once in every 3-year period. Notice of such review shall be published in the Federal Register. The public shall have no less than 30 days to submit comments on the review.

(c) Alaska yellow cedar and Port Orford cedar, which the Secretary of Agriculture found to be surplus to domestic processing needs pursuant to 36 CFR 223.163, the rules in effect before August 20, 1990, shall continue in that status until new determinations are published.