AC 29-2C

Change 4-8Historical

Advisory circular · Certification of Transport Category Rotorcraft

A newer version is currentThis is a historical version. AC 29-2C CHG 9 is the version in force, approved June 23, 2023.
Approved
July 2, 2018
Last reviewed
February 4, 2020
Cancels
AC29-2C Changes 1-3
Cancelled by
AC29-2C CHG 9
Family
AC 29-2 · 13 versions
Revision
C
14 CFR parts
29
14 CFR sections
§ 29.1

Guidance, not mandatory unless a rule or AD requires it. DRS record last changed November 22, 2025.

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U.S. Department of Transportation Federal Aviation Administration Advisory Circular Subject: Certification of Transport Category Rotorcraft Date: 07/02/2018 Initiated By: AIR-680 AC No: 29-2C Change: 8

1. PURPOSE.

a. This Advisory Circular (AC) publishes needed changes to the existing Advisory Circular (AC) material.

b. The change number and the date of the changed material are shown at the top of each page. The vertical lines in the outside margin indicate the beginning and end of each change.

Pages that have different page numbers, but no text changes, will retain the previous heading information.

2. PRINCIPAL CHANGES. This change 8 includes changes, edits, and additions for section

29.773.

PAGE CONTROL CHART Remove Pages Dated Insert Pages Dated D-68 9/30/1999 D-68.1, D-68.2 07/02/18

3. WEBSITE AVAILABILITY. To access this AC electronically, go to the Advisory Circulars library at http://www.faa.gov/regulations_policies/advisory_circulars/.

Dr. Michael C. Romanowski Director, Policy and Innovation Division Aircraft Certification Service

Page 3OCROpen in PDF

Advisory U.S. Department Circular of Transportation Federal Aviation Administration Subject: CERTIFICATION OF TRANSPORT Date: FEB 4 2016 AC No: 29-2C CATEGORY ROTORCRAFT Initiated by: ASW-110 Change: 7

1. PURPOSE.

a. This change publishes needed changes to the existing material and adds Miscellaneous Guidance (MG) sections to the Advisory Circular (AC).

b. The change number and the date of the changed material are shown at the top of each page. The vertical lines in the outside margin indicate the beginning and end of each change.

Pages that have different page numbers, but no text changes, will retain the previous heading information.

2. PRINCIPAL CHANGES.

a. This change 7 includes changes, edits, and additions for these AC sections: 29.865B,

29.1303, 29.1321, 29 MG 1, 29 MG 16, and 29 Appendix B.

b. This change adds to this AC the following MG sections: AC 29 MG 19 (Guidance on Electronic Display Systems (EDS) for Rotorcraft Installations), AC 29 MG 20 (Human Factors (HF)), and AC 29 MG 21 (Guidance on Creating a System Level Functional Hazard Assessment (FHA)).

3. WEBSITE AVAILABILITY. To access this AC electronically, go to the Advisory Circulars library at http://www.faa.gov/regulations_policies/advisory_circulars/.

ance T. M Jant Manager, Rotorcraft Directorate, Aircraft Certification Service

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Advisory U.S. Department of Transportation Circular Federal Aviation Administration Subject: CERTIFICATION OF TRANSPORT Date: 7/25/2014 AC No: 29-2C CATEGORY ROTORCRAFT Initiated by: ASW-110 Change: 6

1. PURPOSE.

a. This Advisory Circular (AC) change publishes the new guidance on automatic flight guidance and control systems (AFGCS) installation in part 29 rotorcraft.

b. This AC does not change regulatory requirements and does not authorize changes in, or deviations from, regulatory requirements. This AC establishes an acceptable means, but not the only means, of compliance. Since the guidance material presented in this AC is not regulatory, terms having a mandatory definition, such as "shall" and "must," etc., as used in this AC, apply either to the reiteration of a regulation itself, or to an applicant who chooses to follow a prescribed method of compliance without deviation.

2. PRINCIPAL CHANGES. This change adds the miscellaneous guidance section 23 (MG

23), Automatic Flight Guidance and Control Systems (AFGCS) Installation in Part 29 Rotorcraft., to the AC.

3. WEBSITE AVAILABILITY. To access this AC electronically, go to the Advisory Circulars library at http://www.faa.gov/regulations_policies/advisory circulars/.

Is/ Lance T. Gant, for Kim Smith Manager, Rotorcraft Directorate, Aircraft Certification Service

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Advisory U.S. Department Circular of Transportation Federal Aviation Administration Subject: CERTIFICATION OF TRANSPORT Date: 6/13/2014 AC No: 29-2C CATEGORY ROTORCRAFT Initiated by: ASW-110 Change: 5

1. PURPOSE.

a. This Advisory Circular (AC) change publishes the new guidance on analyzing an advanced flight controls (AdFC) system installation in transport category rotorcraft.

b. This AC does not change regulatory requirements and does not authorize changes in, or deviations from, regulatory requirements. This AC establishes an acceptable means, but not the only means, of compliance. Since the guidance material presented in this AC is not regulatory, terms having a mandatory definition, such as "shall" and "must," etc., as used in this AC, apply either to the reiteration of a regulation itself, or to an applicant who chooses to follow a prescribed method of compliance without deviation.

2. PRINCIPAL CHANGES. This change adds the miscellaneous guidance section 17 (MG 17), Guidance on Analyzing an Advanced Flight Controls (AdFC) System, to the AC.

3. WEBSITE AVAILABILITY. To access this AC electronically, go to the Advisory Circulars library at http://www.faa.gov/regulations_policies/advisory_circulars/.

/s/ Kim Smith Kim Smith Manager, Rotorcraft Directorate, Aircraft Certification Service

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Advisory U.S. Department of Transportation Circular Federal Aviation Administration Subject: CERTIFICATION OF TRANSPORT Date: 5/1/2014 AC No: 29-2C CATEGORY ROTORCRAFT Initiated by: ASW-110 Change: 4

1. PURPOSE.

a. This Advisory Circular (AC) publishes needed changes to the existing AC material.

Additionally, there is incorporation of previously approved AC material and non-technical editorial changes to various sections.

b. The change number and the date of the changed material are shown at the top of each page. The vertical lines in the outside margin indicate the beginning and end of each change.

Pages that have different page numbers, but no text changes, will retain the previous heading information.

c. This AC does not change regulatory requirements and does not authorize changes in, or deviations from, regulatory requirements. This AC establishes an acceptable means, but not the only means, of compliance. Since the guidance material presented in this AC is not regulatory, terms having a mandatory definition, such as "shall" and "must," etc., as used in this AC, apply either to the reiteration of a regulation itself, or to an applicant who chooses to follow a prescribed method of compliance without deviation.

2. PRINCIPAL CHANGES.

a. The AC sections previously approved on September 17, 2009 and posted separately to the Regulatory and Guidance Library (RGL), which are related to the Rotorcraft Performance and Handling Qualities rulemaking, are incorporated in this change 4. Those AC sections that were added or changed are: 29.25A, 29.49, 29.143A, 29.173A, 29.175A, 29.177A, 29.1587B, and 29 Appendix B.

b. The changed AC 29 Miscellaneous Guidance (MG) 5 section (Agricultural Dispensing Equipment Installation), previously approved on December 15, 2009 and posted separately to the Regulatory and Guidance Library (RGL), is incorporated in this change 4.

c. The AC 29.573 section previously approved on December 1, 2011 and posted separately to the Regulatory and Guidance Library (RGL), which is related to the Damage Tolerance and

AC 29-2C, Chg 4 5/1/2014

Fatigue Evaluation of Composite Rotorcraft Structures rulemaking, is incorporated in this change 4.

d. The AC 29.571B section previous approved on December 2, 2011 and posted separately to the Regulatory and Guidance Library (RGL), which is related to the Fatigue tolerance Evaluation of Metallic Structure rulemaking, is incorporated in this change 4.

e. The changed AC 29.972 and 29.927A sections (Additional Tests for Rotor Drive Systems), previously approved on July 6, 2012 and posted separately to the Regulatory and Guidance Library (RGL), are incorporated in this change 4.

f. The changed AC 29 MG 6 section (Emergency Medical Service (EMS) Systems Installations Including: Interior Arrangements, Equipment, Helicopter Terrain Awareness and Warning System (HTAWS), Radio Altimeter, and Flight Data Monitoring System), previously approved on February 27, 2014, is incorporated in this change 4.

g. The changed AC 29 MG 18 section on (Helicopter Terrain Awareness and Warning System (HTAWS)), previously approved on February 27, 2014, is incorporated in this change 4.

h. This change 4 also includes changes, edits, and additions for these AC sections: 29.29,

29.45, 29.49, 29.79, 29.141, 29.143, 29.151, 29.251, 29.337, 29.561, 29.562, 29.563A, 29.571A,

29.603, 29.610, 29.625, 29.801, 29.855A, 29.863, 29.865, 29.865B, 29.871, 29.903B, 29.923B,

29.939, 29.1011, 29.1093, 29.1093A, 29.1193, 29.1309, 29.1316, 29.1317, 29.1329, 29.1333,

29.1337, 29.1351, 29.1357, 29.1401, 29.1411, 29.1435. 29.1501, 29.1527, 29.1541, 29.1543,

29.1549, 29.1583, 29 MG 1, 29 MG 2, 29 MG 4, 29 MG 8, 29 MG 13, 29 MG 18, 29 MG 22, and 29 Appendix A.

3. WEBSITE AVAILABILITY. To access this AC electronically, go to the Advisory Circulars library at http://www.faa.gov/regulations_policies/advisory_circulars/.

/s/ Lance T. Gant, for Kim Smith Manager, Rotorcraft Directorate, Aircraft Certification Service 2

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Advisory U.S. Department Circular of Transportation Federal Aviation Administration Subject: CERTIFICATION OF TRANSPORT Date: 9/30/2008 AC No:29-2C CATEGORY ROTORCRAFT Initiated by: ASW-110 Change: 3

1. PURPOSE.

a. This Advisory Circular (AC) publishes needed changes to the existing AC material as a result of a safety-focused study.

b. This change revises existing material in 9 sections.

The change number and the date of the changed material are shown at the top of each page. The vertical lines in the right or left margin indicates the beginning and end of each change. Pages that have different page numbers, but no text changes, will retain the previous heading information.

d. This AC does not change regulatory requirements and does not authorize changes in, or deviations from, regulatory requirements. This AC establishes an acceptable means, but not the only means, of compliance. Since the guidance material presented in this AC is not regulatory, terms having a mandatory definition, such as "shall" and "must," etc., as used in this AC, apply either to the reiteration of a regulation itself, or to an applicant who chooses to follow a prescribed method of compliance without deviation.

2. PRINCIPAL CHANGES. Sections 29.571, 29.679, 29.695, 29.783, 29.901A, 29.917A,

29.1307, 29.1351, and 29.1431 are revised.

3. WEBSITE AVAILABILITY. To access this AC electronically, log on to http://www.airweb.faa.gov/rgl and then click on AC's.

AC 29-2C, Chg 3 9/30/2008

AC 29-2C, Chg 3

PAGE CONTROL CHART

Remove Pages Dated Insert Pages Dated vii thru x...........................2/12/03 & 4/25/06 xiii & xiv.......................... 2/12/03 & 4/25/06 C-93 thru C-96 ................. 9/30/99 & 2/12/03 D-41 thru D-44................. 9/30/99 & 4/25/06 D-47 & D-48 ..................................... 9/30/99 D-79 thru D-82.................................. 9/30/99 E-7 & E-8.......................................... 9/30/99 E-35 thru 38 ..................... 9/30/99 & 4/25/06 F-11 & F-12 ..................... 9/30/99 & 2/12/03 F-65 & F-66 ...................................... 9/30/99 F-113 thru F-116 ............................... 9/30/99 vii thru x .............2/12/03, 4/25/06, & 9/30/08 xiii thru xiv ......................................... 9/30/08 C-93 thru C-96 ................... 2/12/03 & 9/30/08 D-41 thru D-44 ................................... 9/30/08 D-47 thru D-48 .................. 9/30/99 & 9/30/08 D-79 thru D-82 ................................... 9/30/08 E-7 & E-8 .......................... 9/30/99 & 9/30/08 E-35 thru E-38 ................... 9/30/99 & 9/30/08 F-11 & F-12........................................ 9/30/08 F-65 thru F-66.2 ................................. 9/30/08 F-113 thru F-116 ............... 9/30/99 & 9/30/08 Signed by Scott A. Horn for Mark R. Schilling Acting Manager, Rotorcraft Directorate Aircraft Certification Service Page 

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Advisory U.S. Department Circular of Transportation Federal Aviation Administration Subject: CERTIFICATION OF TRANSPORT Date: 4/25/06 AC No: 29-2C CATEGORY ROTORCRAFT Initiated ASW-110 Change: Chg 2

4. PURPOSE.

a. This change incorporates all the previously revised AC paragraphs that were posted as accepted and finalized AC material on the FAA RGL website since 2/12/03.

b. This change revises existing material in 25 paragraphs and adds new material for one paragraph.

c. The change number and the date of the changed material are shown at the top of each page that contains changed text. The vertical lines in the right and left margins indicate the beginning and end of each change. Pages that have different page numbers but no text changes will retain the previous heading information.

d. This AC does not change regulatory requirements and does not authorize changes in, or deviations from, regulatory requirements. This AC establishes an acceptable means, but not the only means, of compliance. Since the guidance material presented in this AC is not regulatory, terms having a mandatory definition, such as "shall" and "must," etc., as used in this AC, apply either to the reiteration of a regulation itself, or to an applicant who chooses to follow a prescribed method of compliance without

5. PRINCIPAL CHANGES.

a. Paragraphs 29.45, 29.59A, 29.75A, 29.337, 29.351B, 29.547A, 29.602, 29.631, 29.672, 29.683,

29.777, 29.917A, 29.1321, 29.1333, 29.1351, 29.1585, MG 1, MG 4, MG 8, MG16, Appendix A, and Appendix B are revised.

b. The AC material in paragraphs 29.801 and 29.1411 has been revised.

c. The AC material in MG 12 has been revised and is now contained in AC 29.865B, Subpart D.

d. New paragraph MG 18, Helicopter Terrain Awareness Warning System (HTAWS), is added to Chapter 3.

e. New figures AC 29.351A-1, 29.351B-1, 29.351B-2, and 29.865B-1 are added in Chapter 2.

f. New figures AC 29 MG 8-1, 8-2, 8-3, 8-4, 18-1, 18-2, and 18-2.1 are added in Chapter 3.

6. WEBSITE AVAILABILITY. To access this AC electronically, log on to http://www.airweb.faa.gov/rgl and then click on AC's.

AC 29-2C, Chg 2 4/25/06 AC 29-2C, Chg 2

PAGE CONTROL CHART

Remove Pages Dated Insert Pages Dated iii thru x…………………….9/30/99 & 2/12/03 xiii thru xxiv……………….9/30/99 & 2/12/03 B-11 thru B-20 ………………………..9/30/99 B-49 thru B-125………………………..9/30/99 C-5 thru C-6 ………………………..9/30/99 C-13 thru C-96 …………….9/30/99 & 2/12/03 D-1 thru D-159 …………….9/30/99 & 2/12/03 E-37 thru E-48 ………………………..9/30/99 F-43 thru F-44 .. ………………………..9/30/99 F-61 thru F-120 …………….9/30/99 & 2/12/03 G-45 thru G-52 ………………………..9/30/99 MG 1-15 thru MG 1-17………………..9/30/99 MG 4-9 thru MG 4-13…………………9/30/99 MG 8-1 thru MG 8-15……...9/30/99 & 2/12/03 MG 12-1 thru MG 12-44…...9/30/99 & 2/12/03 MG 16-1 thru MG 16-16………………2/12/03 none none Apdx A-47 thru Apdx A-70……………2/12/03 Apdx B-11 thru Apdx B-20...9/30/99 & 2/12/03 iii thru x...............................................4/25/06 xiii thru xxv......................................... 4/25/06 B-11 thru B-20 .................................... 4/25/06 B-49 thru B-127 .................................. 4/25/06 C-5 thru C-6 ........................................ 4/25/06 C-13 thru C-98 .................................... 4/25/06 D-1 thru D-185 .................................... 4/25/06 E-37 thru E-48 .................................... 4/25/06 F-43 thru F-44 ..................................... 4/25/06 F-61 thru F-123 ................................... 4/25/06 G-45 thru G-52 .................................... 4/25/06 MG 1-15 thru MG 1-16 ...................... 4/25/06 MG 4-9 thru MG 4-13 ........................ 4/25/06 MG 8-1 thru MG 8-31 ........................ 4/25/06 MG 12-1.............................................. 4/25/06 MG 16-1 thru MG 16-18 .................... 4/25/06 MG 17-1.............................................. 4/25/06 MG 18-1 thru MG 18-27 .................... 4/25/06 Apdx A-47 thru Apdx A-71................ 4/25/06 Apdx B-11 thru Apdx B-21 ................ 4/25/06 David A. Downey Manager, Rotorcraft Directorate Aircraft Certification Service Page 

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Advisory U.S. Department Circular of Transportation Federal Aviation Administration Subject: CERTIFICATION OF TRANSPORT Date: 2/12/03 AC No: 29-2C CATEGORY ROTORCRAFT Initiated ASW-110 Change: Chg 1

7. PURPOSE.

a. This change revises existing material in 21 paragraphs and adds new material for seven paragraphs.

b. The change number and the date of the changed material are shown at the top of each page that contains changed text. The vertical lines in the right and left margins indicate the beginning and end of each change. Pages that have different page numbers but no text changes will retain the previous heading information.

8. CANCELLATION

a. AC 20-95, Fatigue Evaluation of Rotorcraft Structure, May 18, 1976, is canceled in its entirety.

AC 20-137, Dynamic Evaluation of Seat Restraint Systems & Occupant Restraint for Rotorcraft (Normal and Transport), March 30, 1992, is canceled in its entirety, and is replaced by material contained in AC 29.562.

c. AC test containing references to AC 20-95 and AC 20-137 was either changed or deleted in paragraphs AC 29.2, 29.562, 29.613, 29.785A, 29.865A, 29.907, 29.952, MG 8, and MG 12.

9. PRINCIPAL CHANGES.

Paragraphs 29.562, 29.571, 29.805, 29.1303, 29.1309, 29.1353, 29.1419, 29.1505,

29.1529, MG 5, MG 6, MG 11, MG 12, and Appendix B are revised.

b. New paragraphs 29.625A and 29.785B are added to Chapter 2.

c. New paragraphs MG 13, MG 14, MG 15, and MG 16 are added to Chapter 3.

d. Appendix A (previously reserved) is added

e. New figures AC 29.562-1, 29.562-2, 29.562-3, 29.562-4, 29.562-5, 29.562-6, 29.562-7,

29.562-8, 29.1309-1, 29.1309-2, 29.1309-3, 29.1309-4, and 29.1309-5 are added in Chapter 2.

f. New figures AC 29 MG 11-2, 11-4, 11-5, 14-1, 15-1, and 15-2 are added in Chapter 3.

10. WEBSITE AVAILABILITY. To access this AC electronically, log on to http://www.airweb.faa.gov/rgl and then click on AC's.