ASIA PACIFIC STOCK EXCHANGE
APPENDIX 27-1
OIL & GAS LISTEES SUMMARY OF RESERVES AND
RESOURCES
Version 1: December 2015
Appendix 27-1 Page 1
OIL & GAS LISTEES SUMMARY OF RESERVES AND RESOURCES
Cross-referenced from Rule 27.20
Date: dd/mm/yyyy
The following information must be provided for each petroleum tenement or relevant geographical area.
1. Summary of Oil and Gas Reserves and Resources
Name of Petroleum Tenement / Geographical Area*:_______________________________________
Country: ___________________________________________________________________________
Category
Petroleum
Tenement
/
Geographical
Area
Gross
Attributable to
Petroleum
Tenement
(mbbl / bcm /
mboe)
Listee
Interest
(%)
Net Attributable to Listee
(mbbl /
bcm /
mboe)
% Change from
previous
Appendix 27-1
Comments
 (identify
Deterministic or
Probabilistic
method);
 Explanation of any
material changes
in holdings from
previous Appendix
27-1.
Petroleum Reserves #
Oil
1P ^
2P ^
3P
Natural Gas
1P ^
2P ^
3P
Natural Gas Liquids
1P ^
2P ^
3P
Contingent Resources
Oil
1C
2C
3C
Natural Gas
1C
2C
3C
Natural Gas Liquids
2
1C
2C
3C
Prospective Resources
Oil
Low Estimate
Best Estimate
High Estimate
Natural Gas
Low Estimate
Best Estimate
High Estimate
^ Identify between developed petroleum reserves and undeveloped petroleum reserves.
# If listee has material unconventional petroleum resources, identify the portion of 1P and 2P that are based on
unconventional petroleum resources.
If material concentrations of undeveloped petroleum reserves have remained undeveloped for at least five years
from the date they were initially disclosed:
(a) An explanation of why the
undeveloped petroleum reserves
have not yet been developed
(b) What is the listee’s intention for
future development of the
undeveloped petroleum
reserves?
A summary of the oil and gas listee’s:
(a) Governance arrangements and
internal controls for the estimates
of its petroleum reserves and the
estimation process:(include an
explanation of the frequency and scope of
any reviews or audits undertaken)
(a) Policies and procedures in relation
to operating in a sustainable
manner, including:
(i) The listee’s policies relating to
environmental and social
issues;
(ii) The impact of the listee’s
business practices on the
environment and the
communities in which it
operates; and
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(iii) The environmental and social
risks faced by the listee.
This summary of reserves and resources:



is based on, and fairly represents, information and supporting documentation prepared by a competent
person(s);
has been approved, as a whole, by the named competent person(s); and
is being disclosed with the prior written consent of the named competent person(s) as to the form and context
in which it appears.
Name of Competent Person: _________________________________________________________
Professional Society Affiliation / Membership: __________________________________________
Competent Person’s Employer: ______________________________________________________
Date: _____________________________________________________________________________
Notes relating to the ‘summary of reserves and resources’:
* - Oil and gas listee’s can disclose by project/tenement or by geographical area based on materiality.
a)
b)
c)
d)
e)
“bcm” means billion cubic metres
“mbbl” means million barrels
“mboe” means million barrels of oil equivalent
“Interest %” is the listee’s economic interest in the reserves / resources including its entitlements under production-sharing
contracts and risked-service contracts
Estimates of petroleum reserves are to be reported net of:
(i)
royalties that the listee is required by agreement (including overriding royalties provided for in farm-out agreements)
to give in-kind to the royalty owner; or
(ii)
those volumes that the listee is allowed to lift and sell on behalf of the royalty owner
f)
Estimates of petroleum reserves are not to be reported in relation to pure service contracts.
g)
Estimates of petroleum reserves are reported net of lease fuel other than as set out below:
h)
The PRMS Guidelines provide additional guidance on:

developed reserves and undeveloped reserves in sections 2, 6 and 8;

unconventional resources in sections 1 and 8; and

undeveloped reserves in sections 3, 6 and 8.
i)
The named competent person(s) in this summary of reserves and resources may be different to the competent
person(s) who prepared the information and supporting documentation used to form the basis of the summary of reserves
and resources.
j)
Mining listees that have no oil and gas reserves or resources may not necessarily be required to disclose any information
required.
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