1. CAEP/9-WP/1
International Civil Aviation Organization 7/11/12
Revision 1
WORKING PAPER
COMMITTEE ON AVIATION ENVIRONMENTAL PROTECTION (CAEP)
NINTH MEETING
Montréal, 4 to 15 February 2013
Agenda Item 1: Review of the assessments of the present and future impact of aircraft noise and
engine emissions
Agenda Item 2: Review of technical proposals relating to aircraft engine emissions
Agenda Item 3: Review of technical proposals relating to aircraft noise.
Agenda Item 4: Alternative Fuels
Agenda Item 5: Future work
TERMS OF REFERENCE OF THE COMMITTEE ON AVIATION AND ENVIRONMENTAL
PROTECTION AND AGENDA
(Presented by the Secretariat)
SUMMARY
This working paper reproduces the terms of reference of the Committee on
Aviation and Environmental Protection (CAEP) as approved by the Council. It
also includes the agenda, organization plan and other information related to
the ninth meeting of the Committee.
Appendix A — Terms of reference of the Committee
Appendix B — Agenda for the ninth meeting of the Committee
Appendix C — Proposed timetable for the ninth meeting of the Committee
Action by the CAEP is in paragraph 8.
1. INTRODUCTION
1.1 This working paper reproduces the terms of reference of the Committee on Aviation and
Environmental Protection (CAEP) as approved by the Council. It also includes the agenda, organization
plan and other information related to the ninth meeting of the Committee.
( pages)
CAEP.9.WP.001.1.en.Rev.docx

2. CAEP/9-WP/1 -2-
2. TERMS OF REFERENCE OF THE COMMITTEE ON
AVIATION ENVIRONMENTAL PROTECTION
2.1 The terms of reference of the CAEP, as approved by the Council, are reproduced in
Appendix A hereto.
3. AGENDA FOR NINTH MEETING
3.1 The agenda for the ninth meeting of the Committee on Aviation Environmental
Protection (CAEP/9), approved by the Council during the second meeting of its 196th session on
26 June 2012, is included in Appendix B hereto.
4. LANGUAGES OF THE MEETING
4.1 The working languages of the meeting, approved by the Council, are Arabic, Chinese,
English, French, Russian and Spanish.
5. ORGANIZATION OF THE MEETING
5.1 The proposed timetable for the meeting is shown in Appendix C.
5.2 The meeting will sit as a whole to deal with the agenda. It will form drafting groups or
ad hoc working groups, as necessary, to deal with limited aspects of the problems under discussion. Such
groups as are established will have a nominated rapporteur and will work informally in the English
language without any interpretation facilities.
6. WORKING HOURS
6.1 The working hours are proposed as follows:
Monday to Friday: 9:30 - 12:30 hours; and
14:00 - 17:00 hours;
with short coffee breaks.
6.2 Ad hoc working groups and drafting groups (if any) should meet, by arrangement, at
other times.
7. DOCUMENTATION FOR THE MEETING
7.1 Guidelines for the preparation of working papers can be found in CAEP-Memo/86 and
State letter AN1/17-IND/2012/10. This information has been distributed and is on the CAEP website.
7.2 The documentation of the meeting will be placed on the CAEP website. The working
papers submitted by working groups by the due date of 26 November 2012 and by members by the due
date of 13 December 2012 are available in all the languages of the meeting. Anything received after that
date cannot be guaranteed to be translated.

3. -3- CAEP/9-WP/1
7.3 Working papers presented by observers and all information papers (which had a due date
of 13 December) have been produced in their original language only, unless translated versions were
provided by the originators of such papers.
7.4 The report of the meeting will be issued, as far as possible, in sections, in draft form as
the meeting proceeds. The final report of the meeting will be annotated with the final working paper
number.
7.5 Flimsies will be produced during the course of the meeting. These are papers containing
material of a transitory nature prepared during meetings to facilitate discussion. No permanent record of
flimsies is kept and they are normally issued only in the original language.
8. ACTION BY THE CAEP
8.1 The CAEP is invited to:
a) note the information given in paragraphs 2, 3, 4, 5.2 and 7;
b) approve the timetable in Appendix C on the understanding that it will be kept under
review and amended as necessary in light of progress being made; and
c) approve the working hours of the meeting as proposed in paragraph 6.
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4. CAEP/9-WP/1
Appendix A
APPENDIX A
TERMS OF REFERENCE
1. INTRODUCTION
1.1 To undertake specific studies, as approved by the Council, related to control of aircraft
noise and gaseous emissions from aircraft engines.
1.2 In its work the Committee shall take into account the following:
a) effectiveness and reliability of certification schemes from the viewpoint of technical
feasibility, economic reasonableness and environmental benefit to be achieved;
b) developments in other associated fields, e.g. land use planning, noise abatement
operating procedures, emission control through operational practices;
c) international and national programmes of research into control of aircraft noise and
control of gaseous emissions from aircraft engines; and
d) the potential interdependence of measures taken to control noise and to control
engine emissions.
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5. CAEP/9-WP/1
Appendix B
APPENDIX B
CAEP/9 AGENDA
Agenda Item 1: Review of the assessments of the present and future impact of aircraft noise and
engine emissions
Agenda Item 2: Review of technical proposals relating to aircraft engine emissions
Agenda Item 3: Review of proposals relating to aircraft noise
Agenda Item 4: Alternative Fuels
Agenda Item 5: Future work
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6. CAEP/9-WP/1
Appendix C
APPENDIX C
CAEP/9 TIMETABLE
WEEK 1 (4-8 February 2013)
Dates/ Monday Tuesday Wednesday Thursday Friday
Items 4 February 5 February 6 February 7 February 8 February
Morning Opening 1 Agenda Item 1 Report review / Report review / Report review /
09h30 – Agenda Item 3 Agenda Item 3 Agenda Item 2
12h30 Incl. WG1, Noise Stringency
Update from
Noise stringency Agenda Item 2 WG3
Secretariat and
presentations WG3 CO2,PM,LAQ
UN bodies.
CO2,PM,LAQ
Afternoon Agenda Item 1 Agenda Item 3 Agenda Item 3 Agenda Item 2 Agenda Item 2
14h00 – Incl. WG1, Incl. WG1, WG3
17h00 Incl. FESG Noise IEP2 Noise stringency WG3 CO2,PM,LAQ
forecasts, review 2. presentations CO2,PM,LAQ
MDG Trends
1
The Opening Session at 09:30 hours will be preceded by an informal meeting of Committee members at 08:00 hours.
2
The presentation on the noise IEP2 review is scheduled for the afternoon of Tuesday, 5 February 2013.

7. CAEP/9-WP/1
Appendix C C-2
WEEK 2 (11-15 FEBRUARY 2013)
Dates/ Monday Tuesday Wednesday Thursday Friday
Items 11 February 12 February 13 February 14 February 15 February
Morning Report review / Report review / Report review / Report Review / Report review /
09h30 – Agenda Item 2 Agenda Item 1
12h30 WG2 ISG 4 Agenda Item 5 Agenda Item 5
IEOGG 3 IPCC Closing
Incl. Pending
emissions issues.
Afternoon Agenda Item 3 Agenda Item 4 Agenda Item 5 Agenda Item 5 CAEP/9
14h00 – WG2 Debriefing 5
17h00
Incl. Pending
noise issues.
— END —
3
The presentation from the IEOGG is scheduled for Monday, 11 February 2013.
4
Presentations from the ISG are scheduled for the morning of Tuesday, 12 February 2013.
5
This Debriefing session aims to provide the Council and ANC members with presentations on the progress made within CAEP.