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openaccountants/skills/oil-gas-extractives.md

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1---
2name: oil-gas-extractives
3description: >
4 Use this skill whenever a producer, refiner, miner, oilfield services company, midstream operator, or LNG developer asks about sector-specific tax and accounting. Trigger on phrases like "petroleum revenue tax", "PRT", "ring-fence corporation tax", "RFCT", "supplementary charge", "energy profits levy", "EPL", "OBPS", "carbon levy", "EU Solidarity Contribution", "windfall tax energy", "Norwegian special tax", "petroleum tax", "production sharing contract", "PSC", "concession", "royalty", "ad valorem royalty", "severance tax", "depletion allowance", "intangible drilling costs", "IDC", "successful efforts vs full cost", "decommissioning ARO", "EITI", "extractive industries transparency initiative", "country-by-country resource payments", "mining royalty", or any question on extractives. Maps petroleum and mining fiscal regimes for 25+ jurisdictions plus the windfall taxes introduced 2022-2025. Does NOT cover: HSE / safety regulation, environmental remediation procedure beyond tax accounting, oil & gas reserves estimation methodology (PRMS).
5version: 0.1
6jurisdiction: GLOBAL
7category: vertical
8depends_on:
9 - corporate-income-tax-workflow-base
10verified_by: pending
11---
12 
13# Oil, Gas, and Extractives Sector Tax v0.1
14 
15## What this file is
16 
17A sector overlay for oil & gas, mining, and other extractives companies.
18 
19---
20 
21## Section 1 — Fiscal regimes overview
22 
23**[T1] Three main regime models:**
24 
25| Regime | Mechanism | Examples |
26|---|---|---|
27| **Concession / Royalty + Tax** | Operator pays royalty + standard CIT (often ring-fenced) | UK (Brent, North Sea), Norway, US (federal + state royalty + CIT), Canada, Australia |
28| **Production Sharing Contract (PSC)** | Operator recovers costs from "cost oil/gas"; "profit oil/gas" split with government per scale | Indonesia, Nigeria, Angola, Egypt, Algeria, Brazil pre-salt, Kazakhstan |
29| **Service / Risk Service** | Operator paid fee per unit produced; government retains ownership | Mexico (pre-2014 reform), Iran (buyback), Iraq (technical services contract) |
30 
31---
32 
33## Section 2 — UK North Sea fiscal regime
34 
35### 2.1 The ring-fence
36 
37**[T1]** UK upstream petroleum activities are "ring-fenced" — losses and profits from non-ring-fence trades cannot offset ring-fence profits.
38 
39### 2.2 Three taxes
40 
41**[T1]**
42- **Ring-Fence Corporation Tax (RFCT)** — 30% (Finance Act 2002)
43- **Supplementary Charge (SC)** — 10% additional tax (reduced from 32% in 2016, reinstated to 10% in 2024)
44- **Energy Profits Levy (EPL)** — 35% (Energy Profits Levy Act 2022; rate increased to 38% from 1 November 2024 under Finance Act 2025 amendments; sunset extended to March 2030)
45- **Total effective rate**: 30% + 10% + 38% = **78%** (post-November 2024)
46- **Petroleum Revenue Tax (PRT)** — frozen at 0% from 2016 for new fields
47 
48### 2.3 Allowances
49 
50- Capital allowances (100% first-year on most plant and machinery in ring-fence)
51- Loss carryforward / carryback intricate
52- EPL investment allowance (44% — reduced from 80%) for qualifying ring-fence investment expenditure
53 
54---
55 
56## Section 3 — Norwegian Special Tax
57 
58**[T1]**
59- **Standard CIT**: 22%
60- **Special petroleum tax (SPT)**: 56% (effective rate)
61- Combined marginal rate: 78%
62- Recently introduced cash-flow basis for tax reform: full first-year deduction of qualifying upstream investment (reformed 2022); SPT calculated on operating cash flow less qualified investment expense
63 
64---
65 
66## Section 4 — EU Solidarity Contribution
67 
68**[T1] Council Regulation (EU) 2022/1854** (October 2022):
69- Temporary solidarity contribution on fossil fuel sector "surplus profits"
70- 33% surcharge on profits above 120% of 4-year average
71- Member States implemented as temporary windfall taxes for 2022 and 2023
72- Most Member States extended through 2024-2025; UK has its own EPL outside EU framework
73 
74---
75 
76## Section 5 — US oil and gas
77 
78**[T1]**
79- **Federal CIT**: 21%
80- **State CIT**: variable
81- **Severance taxes**: state-level on extracted product (Texas oil severance 4.6%; Oklahoma 7%; ND 6.5%; WV 5%; etc.)
82- **Royalty**: federal lease 18.75% offshore / 12.5% onshore (raised from 12.5% to 16.67% in 2022 reform); state and private lease rates negotiated
83- **IDC (Intangible Drilling Costs)** — election to expense currently (§263(c))
84- **Depletion allowance** — percentage depletion for small producers (§613A) or cost depletion (§612)
85- **Successful Efforts vs Full Cost** — financial accounting method choice (ASC 932)
86 
87---
88 
89## Section 6 — Mining sector
90 
91### 6.1 Major mining jurisdictions
92 
93| Country | Royalty | CIT | Notable |
94|---|---|---|---|
95| **Australia** | Mineral Resources Rent Tax (MRRT) repealed 2014; state royalties (NSW, QLD, WA variable 2-10%) | 30% CIT; full expensing of capital | Major iron ore, coal, gold |
96| **Canada** | Provincial royalty + CIT 26.5% combined | Federal 15% + provincial | Major potash, oil sands |
97| **Chile** | Mining royalty (2024 reform: ad-valorem + margin-based 1-2% + 10-32% on profits above thresholds) | 25% CIT | World's largest copper |
98| **Peru** | Mining royalty 1-12% by margin; Special Mining Tax 2-8.4% on operating margin; CIT 29.5% | 29.5% | Major copper, gold, zinc |
99| **South Africa** | Mining royalty 0.5-7% by refined vs unrefined | 27% CIT (post-2024) | Major platinum, gold |
100| **Indonesia** | Royalty 3-6% by mineral; PSC for oil/gas | 22% CIT | Major coal, nickel |
101 
102### 6.2 EITI (Extractive Industries Transparency Initiative)
103 
104**[T1]** 50+ implementing countries publish reconciled extractive payments and receipts. EU Accounting and Transparency Directives require listed extractive companies to publish payments to governments (Country-by-Country Reporting equivalent).
105 
106---
107 
108## Section 7 — Accounting issues
109 
110### 7.1 Successful Efforts vs Full Cost
111 
112**[T1] Successful Efforts** — only successful exploration costs capitalised; dry holes expensed.
113**Full Cost** — all exploration and development costs capitalised in "cost pool" by country.
114 
115US GAAP ASC 932 permits both. IFRS 6 (Exploration and Evaluation Assets) allows choice for E&E phase but development phase aligned to IAS 16 / IAS 38.
116 
117### 7.2 Asset Retirement Obligation (ARO) / Decommissioning
118 
119**[T1]** IAS 37 / ASC 410: provision for future decommissioning recognised at discounted PV of cost when constructive obligation arises (typically at first production).
120- Provision debited as asset addition; depleted with the reserve
121- Tax deduction generally only when actually incurred (jurisdiction-specific)
122- Material deferred tax timing difference
123 
124### 7.3 Reserves estimation (PRMS)
125 
126**[T1]** Petroleum Resources Management System: 1P (proved), 2P (proved + probable), 3P (proved + probable + possible). Recoverable reserves drive depletion accounting.
127 
128---
129 
130## Section 8 — Pillar Two interaction
131 
132**[T1]** Extractives jurisdictions with low CIT but high royalty/severance face Pillar Two complexity:
133- Royalty is typically treated as "Covered Tax" if levied on income (some jurisdictions classify as production tax, ambiguous)
134- Severance taxes mostly NOT Covered Taxes
135- Carve-out for "International Shipping Income" exists; no equivalent for extractives
136- Substance-Based Income Exclusion (SBIE) particularly material for capital-intensive extractives
137 
138---
139 
140## Section 9 — Self-checks
141 
142- [ ] Fiscal regime classified (concession / PSC / service)
143- [ ] Ring-fence applied where required (UK)
144- [ ] EPL / SC rate current
145- [ ] Royalty treatment (revenue vs Covered Tax) confirmed
146- [ ] Successful Efforts vs Full Cost election documented
147- [ ] ARO / decommissioning provision recognised
148- [ ] Depletion / depreciation per tax basis
149- [ ] EITI / CbC reporting submitted where applicable
150- [ ] Pillar Two analysis for in-scope groups
151- [ ] Output flags every [T2]/[T3] item for reviewer judgement
152 
153---
154 
155## Section 10 — Disclaimer
156 
157Extractives taxation is highly specialised. Outputs must be reviewed by credentialed extractives sector practitioners. The most up-to-date version is at [openaccountants.com](https://openaccountants.com).
158 

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Use this skill whenever a producer, refiner, miner, oilfield services company, midstream operator, or LNG developer asks about sector-specific tax and accounting. Trigger on phrases like "petroleum revenue tax", "PRT", "ring-fence corporation tax", "RFCT", "supplementary charge", "energy profits levy", "EPL", "OBPS", "carbon levy", "EU Solidarity Contribution", "windfall tax energy", "Norwegian special tax", "petroleum tax", "production sharing contract", "PSC", "concession", "royalty", "ad valorem royalty", "severance tax", "depletion allowance", "intangible drilling costs", "IDC", "successful efforts vs full cost", "decommissioning ARO", "EITI", "extractive industries transparency initiative", "country-by-country resource payments", "mining royalty", or any question on extractives. Maps petroleum and mining fiscal regimes for 25+ jurisdictions plus the windfall taxes introduced 2022-2025. Does NOT cover: HSE / safety regulation, environmental remediation procedure beyond tax accounting, oil & gas reserves estimation methodology (PRMS).

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