On the OECD's 2024 figures a cross-border case took India 46 months to close and Singapore 24. Behind that sit 603,647 appeals and no law setting a deadline to decide any of them. Disputed tax is not an abstraction on a government balance sheet. It is working capital that a business has already earned and cannot use. Where the demand has been paid under protest, the cash has gone. Where it has not been paid, it sits on the balance sheet as a contingent liability that auditors, lenders and acquirers all have to price. India publishes the size of that pool only when Parliament asks. The most recent answer put the total under appeal at more than ₹26 lakh crore as at 31 March 2025, across 603,647 pending appeals. That figure is the sum of the four forum-by-forum numbers given in the answer. It is not a total the government itself printed, and it is worth saying so. Singapore's revenue authority does not publish a comparable number, because there is no comparable backlog to report. What it publishes instead is an arrears rate of 0.66% across income tax, goods and services tax and property tax combined. The two measures are not the same thing and should not be set against each other. What they do show is which problem each administration considers worth counting.
One component has moved in a single direction. The value of disputes before the High Courts was about ₹2.75 lakh crore at the end of March 2021. Four years later it was about ₹5.65 lakh crore. That is a doubling at the slowest and most expensive forum in the system. A matter that reaches a High Court has already passed through two earlier stages.
The flow figures published since then show why the stock does not fall. In the 2025-26 financial year the department disposed of 2.24 lakh first appeals and received 1.79 lakh new ones. First-stage pendency therefore ended the year at roughly 5.4 lakh, almost exactly where it stood five years earlier. The Finance Minister said at the time that the pace of clearing appeals had to match the pace of new filings. That is a fair description of the problem.
That split tells a business two different things. A large number of small disputes are queued at the first stage, where the decision is taken by a tax officer rather than a tribunal. A smaller number of much larger disputes have escalated into the courts, where they will take years and cost legal fees throughout.
No official figure exists for how long any of this takes. India publishes pendency and amounts, not durations. The Board sets internal disposal targets per officer, and those are not published either. Any average disposal time in circulation is a practitioner's estimate rather than a measurement, and it should be treated as such. The defensible calculation is simpler. At the 2025-26 rate of disposal, clearing the standing first-stage pendency would take about two and a half years. That assumes not one new appeal is filed. In fact 1.79 lakh were.
On the 2024 figures a transfer pricing case took India an average of 45.73 months to close and Singapore 23.65 months. India sits 48% above the OECD average of 30.9 months, and Singapore sits 23% below it. On cases other than transfer pricing the gap is wider still, at 48.07 months against 21.34.
India's position also moved in the wrong direction. In 2023 the same measure stood at 35.78 months for transfer pricing and 33.89 for other cases. One year later both had risen by roughly ten and fourteen months respectively. That is a deterioration on the OECD's own numbers, and it happened while the inventory of cases was falling.
Some 4.15 lakh cases covering ₹10.09 lakh crore were eligible. Applications came in for 1.32 lakh of them, covering ₹0.99 lakh crore, which is 9.8% of the money. Of the amount applied for, ₹71,924 crore was actually collected after interest and penalties were waived. The rest fell away. A scheme designed to clear the backlog therefore moved under a tenth of it.
A second scheme opened on 1 October 2024 on similar terms. No figure for declarations filed, disputes settled or revenue collected has been published in the two years since. No successor scheme was announced in the 2026 Budget. Any claim about what the 2024 scheme achieved should be treated as unsourced until the department publishes the result.
| India | Singapore | |
|---|---|---|
| Appeals pending at the first stage | 539,863 at 31 March 2025 | Not published, and no backlog is reported |
| Time limit to decide a first objection or appeal | None in law | Six months, as a published service standard |
| Deposit required to contest an assessment | 10% of the core tax demand, from 2026 | None |
| Does an advance ruling bind the revenue authority | No | Yes |
| Months to close a cross-border transfer pricing case | 45-7 | 23-7 |
| What the revenue authority reports publicly | Disputed tax, when Parliament asks for it | An arrears rate of 0.66% |
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