Home › CFR › Title 14 › Part 25714 CFR Part 257 — Disclosure of Code-Sharing Arrangements and Long-Term Wet Leases§ 257.1— Purpose.§ 257.2— Applicability.§ 257.3— Definitions.§ 257.4— Unfair and deceptive practice.§ 257.5— Notice requirement.§ 257.6— Effective and compliance dates.