Company Members
Members1 are allocated to a Group according to the regions in which they have an interest in operations2 and the level of company gross BOE global hydrocarbon production.
The IOGP operating regions are:
1 Americas, 2 Asia Pacific, 3 Europe, and 4 Middle East & Africa
The Production Tiers are:
| Tier | Company Gross BOE Global Production |
| 1 | including and above 1.5 million boe/d |
| 2 | including and above 0.5 million boe/d |
| 3 | including and above 0.1 million boe/d |
| 4 | below 0.1 million boe/d |
Groups are assigned according to the number of operating regions and production tier:
| IOGP Fee Groups | Region 1 | Region 2 | Region 3 | Region 4 |
| Production Tier 1 | Group B | Group A | Group A | Group A |
| Production Tier 2 | Group C | Group B | Group B | Group B |
| Production Tier 3 | Group D | Group C | Group C | Group B |
| Production Tier 4 | Group D | Group D | Group C | Group C |
1 For types of Membership please refer to the IOGP Memorandum and Articles of Association.
2 Includes Joint Ventures (JVs), licences, etc. For full detail please refer to the IOGP Memorandum and Articles of Association.
Membership Fees
2023 Base Fee
The Global Base Fee for 2023, payable by all IOGP Members, is £30,000 (Sterling).
2023 Global Multiplier
The Global Base Fee is then subject to the 2023 Global Multiplier, according to Group.
| Group | 2023 Global Multiplier |
| A | 10 |
| B | 6 |
| C | 3 |
| D | 1 |
Associate Members
Associate Members are in Group C, regardless of global operating regions, and subject to the Group C multiplier.
In addition, a 0.5 multiplier is applied in recognition of Associate Members’ non-voting status.
Association Members
Association Members are in Group D, and subject to the Group D multiplier.
European Service Fee
The European Service Fee, payable by Members declaring an interest in Europe, is: €53,000 p.a. to cover the cost of running the Brussels office and its associated activity. The European Service Fee is subject to the 2023 European Multiplier according to company Group.
2023 European Multiplier
| Group | 2023 European Multiplier |
| A | 4 |
| B | 3 |
| C | 2 |
| D | 1 |