Home › CFR › Title 40 › Part 2040 CFR Part 20 — Certification of Facilities§ 20.1— Applicability.§ 20.2— Definitions.§ 20.3— General provisions.§ 20.4— Notice of intent to certify.§ 20.5— Applications.§ 20.6— State certification.§ 20.7— General policies.§ 20.8— Requirements for certification.§ 20.9— Cost recovery.§ 20.10— Revocation.