CFR › Title 48 › Part 1832 › §1832.41248 CFR §1832.412Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗Copy link(e)The contracting officer shall use Alternates IV and V when advance payments are provided on Phase I contracts of the Small Business Innovation Research (SBIR) or Small Business Technology Transfer (STTR) programs.(f)See 1832.412(e).