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Federal Register / Vol. 86, No. 154 / Friday, August 13, 2021 / Proposed Rules
271NX, 272N, and 272NX airplanes; with an original airworthiness certificate or original export certificate of airworthiness issued on or before November 7, 2019, only.

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p Other FAA AD Provisions The following provisions also apply to this AD:
1 Alternative Methods of Compliance AMOCs: The Manager, Large Aircraft Section, International Validation Branch, FAA, has the authority to approve AMOCs for this AD, if requested using the procedures found in 14 CFR 39.19. In accordance with 14 CFR 39.19, send your request to your principal inspector or responsible Flight Standards Office, as appropriate. If sending information directly to the Large Aircraft Section, International Validation Branch, send it to the attention of the person identified in paragraph q4 of this AD.
Information may be emailed to: 9-AVS-AIR730-AMOC@faa.gov.
i Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the responsible Flight Standards Office.
ii AMOCs approved previously for AD
20161712 are approved as AMOCs for the corresponding provisions of EASA AD 2020
0270 that are required by paragraph l of this AD.
2 Contacting the Manufacturer: For any requirement in this AD to obtain instructions from a manufacturer, the instructions must be accomplished using a method approved by the Manager, Large Aircraft Section, International Validation Branch, FAA; or EASA; or Airbus SASs EASA Design Organization Approval DOA. If approved by the DOA, the approval must include the DOA-authorized signature.
3 Required for Compliance RC: Except as required by paragraph p2 of this AD, if any service information contains procedures or tests that are identified as RC, those procedures and tests must be done to comply with this AD; any procedures or tests that are not identified as RC are recommended. Those procedures and tests that are not identified as RC may be deviated from using accepted methods in accordance with the operators maintenance or inspection program without obtaining approval of an AMOC, provided the procedures and tests identified as RC can be done and the airplane can be put back in an airworthy condition. Any substitutions or changes to procedures or tests identified as RC require approval of an AMOC.
q Related Information 1 For EASA AD 20200270, contact EASA, Konrad-Adenauer-Ufer 3, 50668
Cologne, Germany; telephone +49 221 8999
000; email ADs@easa.europa.eu; internet www.easa.europa.eu. You may find this EASA AD on the EASA website at https
ad.easa.europa.eu.
2 For Airbus service information identified in this proposed AD, contact Airbus SAS, Airworthiness OfficeEIAS, Rond-Point Emile Dewoitine No: 2, 31700
Blagnac Cedex, France; telephone +33 5 61
93 36 96; fax +33 5 61 93 44 51; email account.airworth-eas@airbus.com; internet https www.airbus.com.

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3 For UTC Aerospace Systems material identified in this proposed AD, contact Collins Aerospace, Product Support Department 13, Avenue de LEguillette Saint-Ouen LAumone, Boite Postale 7186
95056 Cergy Pontoise Cedex, France;
telephone 18778087575; email crc@
collins.com; internet https
www.collinsaerospace.com/support.
4 You may view this material at the FAA, Airworthiness Products Section, Operational Safety Branch, 2200 South 216th St., Des Moines, WA. For information on the availability of this material at the FAA, call 2062313195. This material may be found in the AD docket on the internet at https
www.regulations.gov by searching for and locating Docket No. FAA20210663.
5 For more information about this AD, contact Sanjay Ralhan, Aerospace Engineer, Large Aircraft Section, International Validation Branch, FAA, 2200 South 216th St., Des Moines, WA 98198; telephone and fax 2062313223; email sanjay.ralhan@
faa.gov.
Issued on August 5, 2021.
Lance T. Gant, Director, Compliance & Airworthiness Division, Aircraft Certification Service.
FR Doc. 202117091 Filed 81221; 8:45 am BILLING CODE 491013P

DEPARTMENT OF TRANSPORTATION
Federal Aviation Administration 14 CFR Part 71
Docket No. FAA20210637; Airspace Docket No. 21ANM31
RIN 2120AA66

Proposed Establishment Class E
Airspace; Portland-Troutdale Airport, OR
Federal Aviation Administration FAA, DOT.
ACTION: Notice of proposed rulemaking NPRM.
AGENCY:

SUMMARY: This action proposes to establish Class E airspace, designated as an extension to a Class D or Class E
surface area, at Portland-Troutdale Airport, Portland, OR. This action also proposes numerous administrative updates to the Class D and Class E2 text headers and airspace descriptions. This action would ensure the safety and management of instrument flight rules IFR operations at the airport.
DATES: Comments must be received on or before September 27, 2021.
ADDRESSES: Send comments on this proposal to the U.S. Department of Transportation, Docket Operations, 1200
New Jersey Avenue SE, West Building Ground Floor, Room W12140, Washington, DC 20590; telephone: 1

PO 00000

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8006475527, or 202 3669826. You must identify FAA Docket No. FAA
20210637; Airspace Docket No. 21
ANM31, at the beginning of your comments. You may also submit comments through the internet at https www.regulations.gov.
FAA Order 7400.11E, Airspace Designations and Reporting Points, and subsequent amendments can be viewed online at https www.faa.gov/air_
traffic/publications/. For further information, you can contact the Airspace Policy Group, Federal Aviation Administration, 800 Independence Avenue SW, Washington, DC 20591;
telephone: 202 2678783. The Order is also available for inspection at the National Archives and Records Administration NARA. For information on the availability of FAA
Order 7400.11E at NARA, email fr.inspection@nara.gov or go to https
www.archives.gov/federal-register/cfr/
ibr-locations.html.
FOR FURTHER INFORMATION CONTACT:
Matthew Van Der Wal, Federal Aviation Administration, Western Service Center, Operations Support Group, 2200 S.
216th Street, Des Moines, WA 98198;
telephone 206 2313695.
SUPPLEMENTARY INFORMATION:
Authority for This Rulemaking The FAAs authority to issue rules regarding aviation safety is found in Title 49 of the United States Code.
Subtitle I, Section 106 describes the authority of the FAA Administrator.
Subtitle VII, Aviation Programs, describes in more detail the scope of the agencys authority. This rulemaking is promulgated under the authority described in Subtitle VII, Part A, Subpart I, Section 40103. Under that section, the FAA is charged with prescribing regulations to assign the use of airspace necessary to ensure the safety of aircraft and the efficient use of airspace. This regulation is within the scope of that authority, as it would establish Class E airspace at PortlandTroutdale Airport, Portland, OR, to support IFR operations at the airport.
Comments Invited Interested parties are invited to participate in this proposed rulemaking by submitting such written data, views, or arguments, as they may desire.
Comments that provide the factual basis supporting the views and suggestions presented are particularly helpful in developing reasoned regulatory decisions on the proposal. Comments are specifically invited on the overall regulatory, aeronautical, economic, environmental, and energy-related
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