CFR › Title 30 › Part 203 › §203.6830 CFR §203.68Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(a)We will not consider ineligible costs as set forth in § 203.89(h) in determining economic viability for purposes of royalty relief.(b)We will consider sunk costs according to the following table.