CFR›Title 45›Subtitle A›Part 172›Subpart G›45 CFR 172.700 Citation45 CFR 172.700CorpusDaily eCFRDisplayed edition2026-04-15Last updated2026-04-15 § 172.700 Applicability.This subpart applies to QHINs. Next 172.701 § 172.701 Attestation submission and acceptance.