Rising electricity costs have once again become a pressing issue for households and businesses across the Philippines. Global market volatility, geopolitical tensions, and foreign exchange movements continue to push up the cost of fuel imports—particularly coal and liquefied natural gas—on which the country remains heavily dependent. While these developments are often framed in economic or regulatory terms, they also raise important tax considerations that are often overlooked in public discussions.
At the core of the issue is the Philippines’ power sector structure, which was fundamentally reshaped by Republic Act No. 9136, or the Electric Power Industry Reform Act of 2001 (EPIRA). Enacted in response to the significant financial strain faced by the National Power Corporation (NPC), EPIRA introduced sweeping changes designed to promote efficiency, transparency, and private sector participation. Among its most important features was the unbundling of electricity charges and the restructuring of the industry into four distinct segments: generation, transmission, distribution, and retail.
This unbundling has important tax implications. It effectively transformed the electricity bill into a collection of separate charges, each with its own regulatory basis and, in many cases, its own tax treatment. While this structure provides transparency, it also means that taxes—particularly value-added tax (VAT)—are applied across multiple components of the bill.
A typical electricity bill today includes several major components. The generation charge reflects the cost of producing electricity, which is directly affected by global fuel prices and foreign exchange rates. Transmission charges cover the cost of delivering electricity through the national grid, while distribution charges relate to the “last-mile” delivery to end-users. There are also system loss charges, which reflect technical and non-technical losses during transmission, as well as universal charges, which fund obligations such as stranded debts and rural electrification programs. Finally, the bill includes various subsidies and taxes, including VAT.
From a tax perspective, one of the most significant issues is that many of these charges are treated as taxable transactions. As a result, VAT is imposed not only on the base cost of electricity but also on several pass-through charges. This has led to longstanding concerns about the so-called “tax on tax” effect, where VAT is effectively applied to amounts that are themselves derived from other regulated charges.
The legal framework has largely upheld this structure. Philippine jurisprudence has consistently recognized that distribution utilities act primarily as collecting agents when it comes to pass-through charges. This means that while consumers pay a single consolidated bill, a substantial portion of the amount is remitted to various stakeholders, including generation companies, transmission operators, and government entities. From a tax administration standpoint, however, the entire transaction may still be subject to VAT, depending on how the underlying components are classified.
This raises an important policy question: should all components of an electricity bill be subject to VAT in the same way?
In practice, VAT is generally imposed on the sale of electricity as a service. However, when applied to charges such as system losses or universal charges—which are regulatory in nature rather than strictly commercial—the tax treatment can become less intuitive. Critics argue that imposing VAT on these components increases the burden on consumers without necessarily reflecting additional economic value.
Another tax-related issue arises in the treatment of subsidies. Socialized pricing mechanisms, such as lifeline rates for low-income households and discounts for senior citizens, are often funded through cross-subsidies embedded within the electricity bill. These arrangements can complicate the VAT base, particularly where the subsidy is effectively borne by other consumers rather than directly funded by the government. From a policy standpoint, shifting the funding of such subsidies to the national budget could improve transparency while reducing distortions in the tax base.
Beyond VAT, there are also foreign exchange and pricing considerations that have indirect tax implications. Many power supply agreements and fuel procurement contracts are denominated in US dollars. When the peso weakens, the cost of electricity increases in peso terms, which in turn affects the VAT base. Because VAT is calculated as a percentage of the gross selling price, any increase in underlying costs—regardless of the reason—automatically results in higher VAT collections.
This creates a situation where external economic factors, such as currency fluctuations or global fuel price increases, indirectly lead to higher tax burdens on consumers. While this is consistent with the design of the VAT system, it raises broader questions about equity and the role of tax policy in mitigating economic shocks.
In response to these challenges, a number of reform proposals have been put forward. One proposal is to revisit the VAT treatment of certain electricity bill components, particularly system loss charges and subsidies, to address concerns about cascading tax effects. Another proposal is to review how foreign exchange risks are allocated within the power sector, with the aim of reducing the extent to which these costs are passed on to consumers.
There have also been discussions around reforming the structure of universal charges and improving the transparency of how these funds are collected and utilized. From a tax perspective, clearer delineation of these charges could support more consistent and defensible tax treatment.
Ultimately, these proposals highlight the close interaction between energy policy and tax policy. Electricity pricing is not determined solely by market forces—it is also shaped by regulatory frameworks and tax rules that influence how costs are distributed across the value chain.
As policymakers revisit EPIRA and consider potential amendments, it is important to recognize that meaningful reform will likely require coordinated changes in both regulatory and tax systems. Adjusting one without addressing the other may yield only limited results.
For taxpayers and business stakeholders, the key takeaway is that electricity costs cannot be viewed as purely operational expenses. They are, in many respects, a composite of underlying economic, regulatory, and tax factors. Understanding how these elements interact is essential for assessing both the financial and policy implications of rising energy costs.
In the end, achieving a more balanced and sustainable power sector will require not only structural reforms but also a careful re-examination of how taxes are applied within the system. In a context where every peso counts for consumers, even incremental improvements in tax policy can play a meaningful role in easing the burden.
Let's Talk Tax is a weekly newspaper column of P&A Grant Thornton that aims to keep the public informed of various developments in taxation. This article is not intended to be a substitute for competent professional advice.
As published BusinessWorld, dated 30 June 2026
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