What fuel relief really cost: why it’s well designed

The GH¢2 diesel and GH¢0.36 petrol absorption costs the Treasury roughly GH¢547 million a month — higher than the government’s public figure, lower than some industry estimates. The asymmetric design is the smartest feature of the package, and the four-week sunset clause is its most important safeguard.

By Dr Stephen LARTEY

ON APRIL 16, the government began absorbing GH¢2.00 per litre on diesel and GH¢0.36 per litre on petrol, easing the pump prices that had jumped sharply during the first fortnight of April. The decision, taken at an emergency Cabinet meeting on 9 April, runs for an initial four-week window and will be reviewed against global crude developments and the trajectory of the Middle East conflict.

The economics of the intervention are being discussed intensely. What the public debate is not getting is a transparent answer to the simplest question: how much does this actually cost the Treasury each month?

Three different numbers are in circulation, from credible sources, and they diverge by a factor of nearly three. The Ministry of Energy has disclosed a figure of approximately GH¢200 million per month. The Centre for Environmental Management and Sustainable Energy (CEMSE) has estimated GH¢422 million, split into GH¢142 million from petrol and GH¢253 million from diesel. Industry sources, reflecting the actual announced cut amounts, have placed the monthly cost at GH¢553 million — GH¢460 million from diesel and GH¢93 million from petrol. All three cannot be right. Yet none of the three has published the underlying arithmetic, and Ghanaian readers have been left to pick a number on faith.

STARTING WITH VERIFIED VOLUMES

The reconciliation is not difficult once the volume assumptions are on the table. The 2025 Petroleum Analysis Report, published by the industry through JoyNews Research, shows total national petrol consumption of 3.10 billion litres and diesel consumption of 2.76 billion litres for the year. Those aggregates imply monthly averages of approximately 258 million litres for petrol and 230 million litres for diesel.

Applying the announced per-litre cuts to those volumes gives a clean calculation. Diesel: 230 million litres multiplied by GH¢2.00 equals GH¢460 million in direct forgone revenue and margin each month. Petrol: 258 million litres multiplied by GH¢0.36 equals GH¢93 million. The total is GH¢553 million, before any allowance for demand response.

Allow for a small demand response — consumers buy modestly more fuel when prices fall — and the diesel number moves down to about GH¢455 million while petrol barely changes because the cut is so small in percentage terms. The combined monthly cost lands at roughly GH¢547 million. Over a four-week window this corresponds to about GH¢510 million in actual fiscal outlay.

The industry estimate matches this calculation almost exactly. CEMSE’s lower figure of GH¢422 million applies to a smaller pre-announcement proposal of a GH¢1 flat cut across products — a scenario the government did not adopt. The government’s GH¢200 million figure cannot plausibly be a gross cost at the announced cut sizes.

Figure 1. Ghana pump prices, 2020–2024. Source: NPA indicative prices; author calculations.

WHAT THE GOVERNMENT’S NUMBER MAY ACTUALLY MEAN

The most likely explanation for the GH¢200 million figure is that it is a net number, set against the windfall crude revenue accruing to the Treasury from the very same global price surge that triggered the intervention. Ghana’s 2026 budget was built on a Brent benchmark of approximately $76 per barrel. Brent averaged above $100 through March and briefly touched $114. Ghana has accrued material windfall revenue from its upstream crude liftings during the surge.

If the Ministry is conceptually offsetting the downstream absorption cost against part of the upstream windfall, the GH¢200 million number becomes intelligible. But this is not what most readers hear when a monthly fiscal cost is quoted, and the Ministry has not said as much publicly. The missing piece is a clear statement of what is being netted against what, with dates, volumes, and a source for each. A short supplementary disclosure would close the gap between the official figure and the independent ones.

THE DESIGN IS SMARTER THAN IT LOOKS

A second point worth making clearly is that the asymmetric structure of the package — six times more absorbed on diesel than on petrol — is not an arbitrary choice. It is the most defensible element of the design, and most of the public commentary has under-credited it.

Diesel powers Ghana’s commercial transport fleet, freight, agricultural machinery, and a substantial share of industrial activity. When diesel prices rise, the increase passes through to food prices via transport costs, to tradeable goods via logistics, and to informal-sector incomes via commercial driver margins. A well-targeted diesel subsidy reaches low-income households indirectly but at scale. Petrol is different. In Ghana it is predominantly a private-transport fuel, and higher-income households own a disproportionate share of private vehicles. A large petrol subsidy functions mechanically as a transfer to the upper quintiles of the income distribution.

The government’s choice to absorb GH¢2 on diesel and only GH¢0.36 on petrol aligns the relief with the distributional channel that actually matters for consumer welfare and inflation. This is a better design than a flat per-litre cut would have been, and better than many of the commentators demanding “equal” relief on both products have acknowledged.

Figure 2. Annual decomposition of the petrol pump price into ex-refinery, tax and levy, and margin components. Stylised tax share (25% pre-2023, 30% from 2023). Source: NPA; author calculations.

THE EXTENSION RISK IS THE REAL CONCERN

Figure 2 shows how the composition of the petrol pump price has shifted over recent years. The ex-refinery component and the tax and levy component have both grown in absolute terms, reflecting both higher crude prices and the addition of new levies — notably the GH¢1 Energy Sector Shortfall and Debt Recovery Levy introduced in July 2025. The tax share of the pump price has drifted from around a quarter in 2020 to roughly 30 percent today.

That trajectory matters because every previous fuel relief in Ghana’s recent history has been extended at least once beyond its original window. At GH¢547 million per month, each additional four-week extension adds roughly half a billion cedis to the fiscal cost. Three extensions, taking the intervention to a full quarter, reach GH¢1.64 billion. That is about eight percent of projected 2026 petroleum revenue and a meaningful share of the primary surplus that anchors Ghana’s IMF-supported programme. The fiscal space exists for a quarter-long relief at the current package size. It does not exist for an indefinite one.

The single most important policy action over the next four weeks is therefore not the relief itself but the credibility of its end date. A transparent, published exit condition — for example, termination on the first pricing window where Brent averages below a specified threshold over the preceding thirty days — would convert a vague promise into an enforceable rule. Without such a rule, the base case is extension, and the fiscal cost compounds quickly.

WHAT TO WATCH

Four things over the next four weeks. First, whether pump prices at the major oil marketing companies actually match the post-absorption floor, or whether reimbursement delays push OMCs to trim the pass-through to consumers. The Chamber of Oil Marketing Companies has already flagged that reimbursement cycles of 45–60 days strain cash flow.

Second, whether commercial transport fares hold. The GPRTU and GRTCC suspended planned fare increases on 15 April on the strength of the announcement; whether that holds through the end of the window will determine whether the inflation-cushioning intent of the package actually materialises.

Third, whether Brent crude cooperates. If prices retreat toward the $76 budget benchmark, the intervention’s economic rationale weakens and termination becomes straightforward. If they hold above $100, pressure to extend will be intense.

Fourth — and most important — whether the Ministry publishes a transparent review document at the end of the four-week window, with specified criteria for continuation, modification, or termination. Ghana’s previous fuel-relief decisions have been made quietly, behind closed doors. A published review would be a small change in procedure with outsized implications for fiscal discipline.

INSTITUTIONS, NOT JUST ARITHMETIC

Step back from the per-litre numbers and the April 2026 package looks like evidence of a maturing fiscal policymaking apparatus. Cabinet moved within 72 hours of the price shock rather than letting the issue drift for weeks. Stakeholder consultations with the transport unions, the Chamber of Oil Marketing Companies, and the downstream petroleum industry were genuine rather than perfunctory. The resulting package is differentiated — GH¢2 on diesel, GH¢0.36 on petrol — rather than the politically easier choice of a flat cut. A sunset clause has been specified, and a review trigger tied to global crude developments has been named publicly. Compared with how Ghana handled comparable shocks a decade ago, each of these design features is an improvement.

The remaining weakness is narrower than the public debate suggests. It is not that the intervention lacks analytical rigour — the asymmetric structure shows the opposite. It is that the institutional machinery for communicating fiscal cost has not yet caught up with the quality of the design work. When three credible sources can publish three very different monthly cost figures without any of them showing their underlying volumes and arithmetic, readers are left to pick a number on trust. That gap is a small one to close. A one-page note from the Ministry of Finance, showing volumes, per-litre cuts, and any netting against windfall revenue with clear assumptions, would convert this intervention from one that is argued about on Twitter into one that can be properly debated in Parliament and the press.

Ghana’s fiscal recovery over the last fifteen months has rested on the credibility of macroeconomic aggregates — inflation, deficit, debt-to-GDP. The next phase of that recovery will increasingly depend on the credibility of fiscal decisions at the intervention level, where the numbers are smaller but the political stakes are more immediate. April 2026’s fuel relief is a useful test case. The substance of the package is defensible. What remains is to build the disclosure habits that let the substance speak for itself.

This analysis is based on National Petroleum Authority indicative prices, the 2025 Petroleum Analysis Report, and publicly available Ministry of Finance and Energy Ministry disclosures. A full replication package (Stata and R) is available from the author on request.

 Dr Lartey is a development economist with a PhD in Economics specialising in institutions, fiscal policy, monetary and macroeconomic policy, and causal inference. The author can be reached at [email protected].

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