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Federal Register / Vol. 86, No. 193 / Friday, October 8, 2021 / Proposed Rules f Compliance
DEPARTMENT OF TRANSPORTATION

Comply with this AD within the compliance times specified, unless already done.

Federal Aviation Administration
g Required Actions Within 5 months after the effective date of this AD, modify the fuel drain pipe routing and install the drain mast by following paragraphs A. and B. of the Accomplishment Instructions in Pilatus PC24 Service Bulletin No. 28003, Revision 1, dated January 23, 2020.
h Alternative Methods of Compliance AMOCs 1 The Manager, 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 local Flight Standards District Office, as appropriate. If sending information directly to the manager of the certification office, send it to the attention of the person identified in paragraph i1 of this AD or email: 9-AVS-AIR-730-AMOC@faa.gov.
2 Before using any approved AMOC, notify your appropriate principal inspector, or lacking a principal inspector, the manager of the local flight standards district office/
certificate holding district office.
i Related Information
jspears on DSK121TN23PROD with PROPOSALS1

1 For more information about this AD, contact Doug Rudolph, Aviation Safety Engineer, General Aviation & Rotorcraft Section, FAA, General Aviation & Rotorcraft Section, International Validation Branch, 901
Locust, Room 301, Kansas City, MO 64106;
phone: 816 3294059; fax: 816 3294090;
email: doug.rudolph@faa.gov.
2 Refer to MCAI European Union Aviation Safety Agency AD 20200252, dated November 12, 2020, for related information.
You may examine the MCAI at https
www.regulations.gov by searching for and locating Docket No. FAA20210218.
3 For service information related to this AD, contact Pilatus Aircraft Ltd., Customer Support General Aviation, CH6371 Stans, Switzerland; phone: +41 848 24 7 365; email:
techsupport.ch@pilatus-aircraft.com;
website: https www.pilatus-aircraft.com.
You may review this referenced service information at the FAA, Airworthiness Products Section, Operational Safety Branch, 901 Locust, Kansas City, MO 64106. For information on the availability of this material at the FAA, call 816 3294148.
Issued on September 30, 2021.
Lance T. Gant, Director, Compliance & Airworthiness Division, Aircraft Certification Service.
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14 CFR Part 39
Docket No. FAA20210871; Project Identifier MCAI202001581A
RIN 2120AA64

Airworthiness Directives; Vulcanair S.p.A. Airplanes Federal Aviation Administration FAA, DOT.
ACTION: Notice of proposed rulemaking NPRM.
AGENCY:

The FAA proposes to adopt a new airworthiness directive AD for certain Vulcanair S.p.A. Models P.68C, P.68CTC, P.68 OBSERVER, P.68
OBSERVER 2, P.68R, and P.68TC
OBSERVER airplanes. This proposed AD was prompted by mandatory continuing airworthiness information MCAI originated by an aviation authority of another country to identify and correct an unsafe condition on an aviation product. The MCAI describes the unsafe condition as a damaged stabilator trim control cable. This proposed AD would require inspecting the stabilator trim control cables and replacing if necessary. This proposed AD would also require reporting the results of each inspection to Vulcanair S.p.A. The FAA is proposing this AD to address the unsafe condition on these products.

SUMMARY:

The FAA must receive comments on this proposed AD by November 22, 2021.
ADDRESSES: You may send comments, using the procedures found in 14 CFR
11.43 and 11.45, by any of the following methods:
Federal eRulemaking Portal: Go to https www.regulations.gov. Follow the instructions for submitting comments.
Fax: 202 4932251.
Mail: U.S. Department of Transportation, Docket Operations, M
30, West Building Ground Floor, Room W12 140, 1200 New Jersey Avenue SE, Washington, DC 20590.
Hand Delivery: Deliver to Mail address above between 9 a.m. and 5
p.m., Monday through Friday, except Federal holidays.
For service information identified in this NPRM, contact Vulcanair S.p.A., Fulvio Oloferni, via Giovanni Pascoli, 7, Naples, 80026, Italy; phone: +39 081
5918 135; email: airworthiness@
vulcanair.com; website:
www.vulcanair.com. You may view this service information at the FAA, Airworthiness Products Section, DATES:

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Operational Safety Branch, 901 Locust, Kansas City, MO 64106. For information on the availability of this material at the FAA, call 816 3294148.
Examining the AD Docket You may examine the AD docket at https www.regulations.gov by searching for and locating Docket No.
FAA20210871; or in person at Docket Operations between 9 a.m. and 5 p.m., Monday through Friday, except Federal holidays. The AD docket contains this NPRM, the MCAI, any comments received, and other information. The street address for Docket Operations is listed above.
FOR FURTHER INFORMATION CONTACT:
Gregory Johnson, Aviation Safety Engineer, FAA, General Aviation &
Rotorcraft Section, International Validation Section, 901 Locust, Room 301, Kansas City, MO 641062641;
phone: 720 6265462; email:
gregory.johnson@faa.gov.
SUPPLEMENTARY INFORMATION:
Comments Invited The FAA invites you to send any written relevant data, views, or arguments about this proposal. Send your comments to an address listed under the ADDRESSES section. Include Docket No. FAA20210871; Project Identifier MCAI202001581A at the beginning of your comments. The most helpful comments reference a specific portion of the proposal, explain the reason for any recommended change, and include supporting data. The FAA
will consider all comments received by the closing date and may amend the proposal because of those comments.
Except for Confidential Business Information CBI as described in the following paragraph, and other information as described in 14 CFR
11.35, the FAA will post all comments received, without change, to https
www.regulations.gov, including any personal information you provide. The agency will also post a report summarizing each substantive verbal contact received about this proposed AD.
Confidential Business Information CBI is commercial or financial information that is both customarily and actually treated as private by its owner.
Under the Freedom of Information Act FOIA 5 U.S.C. 552, CBI is exempt from public disclosure. If your comments responsive to this NPRM
contain commercial or financial information that is customarily treated as private, that you actually treat as private, and that is relevant or responsive to this NPRM, it is important
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