2016年-IMF国际货币组织全球_South_Africa_Technical_Assistance_Report_19页_929kb

South Africa Petroleum Sector Fiscal Regime Reform - Summary

Core Content

This report provides an analysis of South Africa's petroleum sector fiscal regime reform, prepared by the International Monetary Fund (IMF) in response to the request of the Davis Tax Committee (DTC) Sub-Committee on Oil and Gas. It outlines the current fiscal regime, alternative depreciation methods, and the impact of varying royalty and additional rent capture parameters. The report also evaluates the implications of carbon taxes and discusses the importance of fiscal stability and neutrality in attracting investment.

Key Issues

• Royalty Rate: The DTC recommends a flat 5% royalty rate, which is considered modest and suitable for attracting investment while generating early revenue. A 2% rate would reduce government revenue.
• Royalty Base: The current royalty base is gross sales, with the first saleable point at the inlet flange of the gas to liquids refinery. The subcommittee is considering whether this should be adjusted to the inlet flange of the pipeline bringing oil onshore.
• Corporate Income Tax (CIT) Depreciation: The current system of immediate expensing and generous uplifts is deemed overly favorable to investors. The IMF recommends a 5-year straight line depreciation with a 10% allowance for corporate capital (ACC) to reduce debt bias and make the tax system more neutral.
• State Participation vs. Cash Flow Surcharge: Both mechanisms are considered for capturing additional resource rents. The DTC requested further analysis of 10% and 20% cash flow surcharge instruments and state participation interests.
• Capital Gains Tax: The current system allows for election of either rollover or participation treatment, which may not be consistent. The IMF suggests taxing cash gains as revenue and amortizing the purchase price for the buyer.
• Fiscal Stability: The current regime lacks stability assurances. A revised Schedule 10 and royalty legislation are proposed to provide such assurances. If state participation is adopted, contractual assurances for stability would be necessary.
• Ring-fencing: The current system allows a 10% offset of losses against non-petroleum income, which should be removed to maintain a clear ring-fence for the petroleum sector.

Current Fiscal Regime

• The current regime includes a 10% state participation interest, which is carried through to production and repaid from participation cash flows with a 7% interest rate.
• The government take is estimated at 45-55% of the project's value, depending on the price assumption.
• The current royalty is a variable rate formula, which may be replaced with a flat rate of 5%.
• The current depreciation treatment allows for immediate expensing of capital expenditure, with 100% uplift on exploration costs and 50% on development costs.
• The analysis shows that the current system results in a 5% discount rate for the government revenue and a 42.0% average effective tax rate (AETR) in discounted terms.

Alternative Capital Depreciation Methods

• The report evaluates the impact of switching to an accelerated depreciation schedule (40-20-20-20 over 4 years), as currently applied to the manufacturing sector.
• The accelerated depreciation combined with a 10% ACC uplift yields similar CIT receipts and time profiles compared to the 5-year straight line depreciation with ACC.
• The current uplift treatment is very costly for shale gas projects due to the high capital expenditure involved in well development.
• The ACC uplift is significantly larger than the interest payments deductible under the accelerated depreciation regime, which can offset the benefits of accelerated depreciation.
• Reducing the ACC rate could eliminate this discrepancy and make the tax system more neutral.

Variation of Royalty and Additional Rent Capture Parameters

• The analysis considers different royalty rates (2% and 5%) and additional rent capture mechanisms (state participation and cash flow surcharge).
• A 5% flat royalty rate with 20% state participation yields the highest AETR (up to 58.9% in discounted terms).
• A 2% royalty rate with 20% cash flow surcharge results in a lower AETR (around 48.3% in discounted terms) due to the lower royalty rate.
• The scenarios yield similar breakeven oil prices and post-tax investor payback periods, ranging from 6.2 to 6.35 years from production.
• The recommended scenarios in the 2015 report result in a higher government take compared to the current scenarios due to the higher royalty rates and additional rent capture mechanisms.

Shale Gas Analysis

• The report evaluates the impact of varying depreciation treatments on a shale gas project.
• The current uplift treatment is costly due to the repeated capital expenditure in shale gas production.
• Immediate expensing delays CIT payments by 5 years, while the alternative treatments reduce this delay.
• The accelerated depreciation treatment yields similar CIT receipts and time profiles as the 5-year straight line depreciation with ACC.
• The ACC uplift is significantly larger than the interest payments deductible under the accelerated depreciation regime, which can offset the benefits of accelerated depreciation.
• Reducing the ACC rate could eliminate this discrepancy and make the tax system more neutral.

Carbon Taxes

• The South African Draft Carbon Tax Bill proposes a tax of R120 per ton of emissions or CO₂ equivalent.
• The bill allows for a large number of allowances, which could reduce the tax payable by up to 95% for oil and gas production, especially if both are treated as refined products.
• The carbon tax is seen as a potential additional burden on oil and gas companies.
• The DTC requested analysis on the impact of the carbon tax on a petroleum project, which is considered as a royalty-like instrument.

Fiscal Stability and Neutrality

• The current fiscal regime lacks stability assurances, which could deter investment in the event of a large discovery.
• A revised Schedule 10 and royalty legislation are proposed to provide stability assurances.
• If state participation is adopted, stability assurances would need to be contractual.
• The report emphasizes the importance of neutrality in the tax system to attract investment.

Conclusion

• The report concludes that the current fiscal regime is overly generous to investors and may need reform to ensure neutrality and stability.
• The recommended reforms include a flat 5% royalty rate, a 5-year straight line depreciation with ACC, and a 20% state participation interest.
• The analysis shows that these reforms would increase government revenue and make the tax system more neutral.
• The report also highlights the importance of fiscal stability and the need for clear ring-fencing of the petroleum sector.