# STC ST09893AC

- Type: Supplemental type certificate
- Status: Current, Reissued
- Holder: L2 Aviation, United States
- Description: Installation of an Iridium Communication System (ICS)
- Applied: July 21, 2017
- Status date: September 14, 2026
- Product: Aircraft, Large Airplane
- Certification basis: Part 25
- Data sheets: [TCDS A46NM](https://openairdocs.org/tcds/A46NM)
- Certificate PDF: https://openairdocs.org/files/sha256/1e/79/1e7967e68a6c92e85982f0c20d771f4445b82c23246e08f0f2b5d7ca65a0ed51
- FAA DRS: https://drs.faa.gov/browse/excelExternalWindow/DRSDOCID111140678120260925160626.0001
- DRS record last changed: September 25, 2026
- Page: https://openairdocs.org/stc/ST09893AC

## ADs that name it (0)

None.

## Approved models (16)

- Airbus SAS A330-201 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-202 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-203 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-223 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-223F ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-243 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-243F ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-301 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-302 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-303 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-321 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-322 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-323 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-341 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-342 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))
- Airbus SAS A330-343 ([TCDS A46NM](https://openairdocs.org/tcds/A46NM))

## What the certificate says

Read from the PDF's text layer, without the form's printed wording; the layout is lost and the order can differ. The PDF is the record.

ST09893AC L2 Aviation 82 Comair Blvd Erlanger, KY 41018 Part 25 the Title 14, Code of Federal Regulations A46NM Airbus SAS A330-200, -300 Series The installer must determine whether this design change is compatible with previously approved modifications. If the holder agrees to permit another person to use this certificate to alter a product, the holder must give the other person written evidence of that permission.

(See Continuation Sheet 3 of 4) 07/21/2017 11/08/2024 09/14/2026 08/01/2018 for Jason S. Deutschman Acting Manager, Central Certification Branch Compliance & Airworthiness Division Aircraft Certification Service 4 Installation of an Iridium Communication System (ICS) in accordance with Master Drawing List 2315-A20-MDL, Revision D, dated May 4, 2018, or later FAA approved revision. Airplane Flight Manual Supplement 2315-A20-AFM, Revision A, dated May 17, 2018, is required.

ST09893AC 09/14/2026 4

ST09893AC 09/14/2026 Certification Basis:

Based on 14 CFR §§21.115 and 21.101, and FAA policy for significant changes in FAA Order 8110.48, the certification basis or the Airbus A330-200/300 series is as follows:

a. The type certification basis for Airbus Model A330 series airplanes is shown on TCDS A46NM for parts not changed or not affected by the change.

b. The certification basis for parts changed or affected by the change since the reference date of applications, July 21, 2017, is based upon part 25 as amended by Amendment 25-144, 14 CFR part 26 and 14 CFR part 36.

Based on 14 CFR §21.115 and 21.101, and the FAA policy for significant changes in FAA Order 8110.48, the certification basis for this modification was determined to be:

Regulations at the latest amendment 25-0 through 25-144

25.305(a),(b); 25.365(a),(b),(c),(d); 25.561; 25.613(a),(b),(c); 25.899; 25.981(a)(3),(d); 25.1301

(a),(b); 25.1309(b),(c),(d),(e); 25.1316(a),(b); 25.1353(a),(c); 25.1360; 25.1431(a),(b),(c),(d);

25.1585(a); Appendix H

Regulations at an intermediate amendment Regulations at amendment 25-86:

25.571(a),(b),(e)(1)

Regulations at the amendment level in TCDS A46NM

25.29(a); 25.251(c),(d),(e); 25.301; 25.303; 25.307(a); 25.581(a),(b); 25.601; 25.603; 25.605(a);

25.609(a); 25.611; 25.619(a); 25.625(a); 25.631; 25.789(a); 25.863; 25.869(a)(4); 25.1307(c);

25.1322; 25.1351(a); 25.1355(a); 25.1357(a),(c),(d); 25.1381; 25.1419(a); 25.1457; 25.1529;

25.1541(b); 25.1581 3 4

ST09893AC 09/14/2026 Certification Basis (Continued):

14 CFR Part 26 regulations Based on 14 CFR §21.101(g), applicable provisions of 14 CFR part 26 are included in the certification basis. For any future 14 CFR part 26 amendments, the holder of this STC must demonstrate compliance with the applicable sections. As of the issuance date of this STC, compliance has been found for the following regulations 14 CFR §26.11 - amendment 26-0 and

26.47 - amendment 26-1

14 CFR Part 36 regulations Based on 14 CFR §21.101(g), applicable provisions of 14 CFR part 36 are included in the certification basis. For any future 14 CFR part 36 amendments, the holder of this STC must demonstrate compliance with the applicable sections. As of the issuance date of this STC, compliance has been found for the following regulation 14 CFR §36.2(b) - amendment 36-24 and 36.7(b) - amendment 36-26

-END- 4 4

## Every issue (3)

- September 14, 2026: Reissued, Current. [certificate](https://openairdocs.org/files/sha256/1e/79/1e7967e68a6c92e85982f0c20d771f4445b82c23246e08f0f2b5d7ca65a0ed51)
- November 8, 2024: Reissued, Historical. [certificate](https://openairdocs.org/files/sha256/8f/43/8f43db971234f0c9855436ab0b237c4c0649803197cd354b7355ae0eab140e49)
- August 1, 2018: Issued, Historical. [certificate](https://openairdocs.org/files/sha256/29/b1/29b16cb9fb355aac846f4413cf0b140b3ca9a1ccd5eb66e885ad05e70625e0b0)

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