Every article on this site is written by AI from official sources and checked by a second AI. How it works
Final ruleTook effect July 9, 2026

Amendment of Class D Airspace; Appleton, WI

Built by the Tribune's code from the Federal Register. No AI wrote this page. Published in the Federal Register April 20, 2026. Document 2026-07644. Updated Nov. 12, 2026.

What it does

This action amends the Class D airspace at Appleton, WI. This action accommodates revised instrument procedures and brings the airspace into compliance with FAA orders and supports instrument flight rule (IFR) procedures and operations.

The Federal Aviation Administration's summary, as published in the Federal Register.

What changed in the regulation

1 part of Title 14 of the Code of Federal Regulations:

14 CFR 71

Wording on eCFR: the day before it took effect and from the day it took effect (first part listed).

Compared with

The Federal Aviation Administration has published 485 final rules in 2026 so far, compared with 518 in all of 2025.

Counted by the Tribune from Federal Register records since Jan. 1, 2025.

Before this

335 earlier Federal Register documents under regulation identifier 2120-AA66 since Jan. 1, 2025.

Since then:

What happens next and when

Effective 0901 UTC, July 9, 2026. The Director of the Federal Register approves this incorporation by reference action under 1 CFR part 51, subject to the annual revision of FAA Order JO 7400.11 and publication of conforming amendments.

The agency's dates, word for word.

Document number2026-07644
ActionFinal rule.
AgenciesTransportation Department; Federal Aviation Administration
PublishedApril 20, 2026
Effective dateJuly 9, 2026
Regulation identifier (RIN)2120-AA66
DocketFAA-2026-2212

Source: the Federal Register (public domain). The document in the Federal Register