Public Capex India: Why Roads and Railways Still Look Like the Best Stimulus

Public capex India works best when it builds assets that cut freight time, expand capacity and attract private risk capital rather than merely financing one more short-lived demand burst.

Public capex India is easiest to understand not in North Block but at a choke point: a truck waiting outside a city because the bypass is unfinished, a rake delayed because one line is saturated, a factory holding extra inventory because movement is unreliable. Economists call this infrastructure. Businesses experience it as time, working capital and risk. That is why the best case for public capital expenditure in India is not that it looks muscular in a Budget speech. It is that certain forms of state spending permanently reduce friction in the private economy. In Budget Estimates for 2025-26, the Union government put total capital expenditure at Rs 11.21 lakh crore and effective capital expenditure at Rs 15.48 lakh crore, according to Budget at a Glance 2025-26. The Economic Survey 2025-26 then pushed the argument further: public infrastructure spending in India has a high multiplier effect, with studies it cites placing the medium-term payoff at roughly 2.5 to 3.5 times GDP. The serious question, then, is not whether capex is good in the abstract. It is why roads and railways, more than many other categories of public spending, still look like the most economically coherent stimulus available to the Indian state.

Capital Spending Hits the Economy Differently

Capital spending hits the economy differently from day-to-day expenditure because it leaves behind an asset that can alter cost structures for years. Revenue expenditure can stabilise demand, support consumption and cushion distress. India needs that too. But a road, a bridge, a freight corridor, a station redevelopment programme or a signalling upgrade changes the production possibility frontier itself. The Economic Survey 2025-26 notes that the Centre’s capital outlay rose from Rs 5.92 lakh crore in FY22 to a budgeted Rs 11.21 lakh crore in FY26, nearly an 89 per cent increase, after an earlier 92 per cent jump between FY19 and FY22. That scale matters, but composition matters more. Roads and railways sit close to the core of India’s logistics problem, and logistics is where inflation, competitiveness, tax incidence and corporate profitability quietly meet. When freight moves poorly, food costs more, cement costs more, e-commerce costs more, export lead times worsen and the middle class pays hidden premia on almost everything it buys. When freight moves well, tax buoyancy improves over time because formal output becomes easier to produce, invoice and transport. That is why transport capex can coexist with a credible fiscal glide path more comfortably than a stimulus made largely of recurring commitments.

Why Roads and Railways Dominate the Capex Story

Roads: The State Is Buying Time Back

Roads remain the broadest transmission channel for public capex because they affect nearly every supply chain at once. Demand No. 86 of the Union Budget 2025-26 shows capital outlay of about Rs 3.32 lakh crore for the Ministry of Road Transport and Highways. This is not glamorous spending; it is systems spending. Official transport factsheets published in 2025 said India’s national highway network had reached about 1,46,204 km by March 2025, while stretches with four or more lanes had expanded sharply over the past decade. PIB’s infrastructure factsheet put highway construction pace at 33.8 km a day in 2023-24. Those numbers matter because the economic gain from a highway is not only in asphalt laid. It appears in reduced inventory cycles, better truck utilisation, lower spoilage, fewer forced warehousing buffers and wider labour sheds around industrial and urban centres. In Indian conditions, where firms often operate with a private workaround for every public bottleneck, a better road is not just transport infrastructure. It is a partial substitute for wasted fuel, duplicated stock, time-padding in contracts and all the compliance friction that builds up when goods cannot move predictably.

The roads story also works because it has become easier to crowd in non-budgetary capital around a public backbone. Asset monetisation is a good example. NHAI said in April 2025 that it monetised assets worth Rs 28,724 crore in FY25 across Toll-Operate-Transfer, InvIT and toll securitisation routes, including its highest-ever single InvIT receipt. The Ministry of Road Transport and Highways’ year-end review for 2025 added that Toll-Operate-Transfer monetisation had reached Rs 58,265 crore till November 2025, with another Rs 9,270 crore already awarded in FY26. This is not a side story. It is central to why roads can be such a potent stimulus. The state takes greenfield and policy risk when private balance sheets are reluctant. Once traffic visibility improves and execution risk falls, it recycles mature assets to pull in long-duration private capital. That lowers the burden on the exchequer and pushes the sector toward a healthier division of labour between public construction risk and private operating capital. The caveat is obvious: monetisation only works when contracts are credible, toll policy is stable and traffic assumptions are not fantasy. But when those conditions hold, roads create exactly the kind of crowding-in India needs.

Railways: The Freight Reform Inside the Capex Push

Railways are a different kind of stimulus. They do not diffuse benefits as visibly as highways, but they can produce deeper productivity gains because they attack the structure of freight movement. Demand No. 85 in the Union Budget 2025-26 put the capital expenditure outlay for railways at Rs 2.652 lakh crore, including Rs 2.52 lakh crore from general revenues. Indian Railways’ 2024-25 Year Book said railway capex had risen 130 per cent in five years, from Rs 1.09 lakh crore in 2020-21 to Rs 2.52 lakh crore in 2024-25. The 2024 year-end review said the system commissioned 3,433 km from April to December 2024 and electrified 3,210 route km during calendar 2024, taking broad-gauge electrification to roughly 97 per cent. Railways matter because India’s freight mix is still more road-heavy than an economy of this scale should be. When rail capacity expands, line saturation eases, terminal handling improves and dedicated freight movement becomes more reliable, the payoff is not limited to railway finances. Power producers receive coal more efficiently, container traffic gets cheaper over distance, port connectivity improves and manufacturers can hold leaner inventories. A saturated railway network behaves like a tax on industrial ambition. A less saturated one behaves like a supply-side reform.

Rail capex also has a quality that many headline GDP debates miss: it affects competitiveness without always flowing through household demand immediately. That can make it politically underappreciated and economically valuable. Indian Railways’ Annual Report and Accounts for 2024-25 shows acquisition of new assets and replacement spending continuing at large scale, while PIB reported in January 2026 that by December 2025 the Railways had already utilised 80.54 per cent of its FY26 gross budgetary support, or Rs 2,03,138 crore. The use of funds has been concentrated in safety, capacity enhancement, infrastructure modernisation and passenger amenities. For the corporate sector, that mix matters. Capacity additions in railways reduce freight uncertainty, while safety spending lowers tail-risk in a network that still carries massive economic weight. For the middle class, the benefits are less immediate than a welfare transfer but more durable: fewer bottlenecks in goods movement, more reliable passenger operations over time and a lower inflation impulse in sectors where transport is a large embedded cost. Rail capex is, in effect, a long-duration attack on inefficiency. It does not flatter quarterly politics. It does improve the economy’s operating system.

The Multiplier Is Real, but It Is Not Automatic

The phrase crowding in is often used too casually, as if public capex mechanically causes private capex to arrive. It does not. It works through channels. One channel is direct demand for cement, steel, construction equipment, signalling systems, wagons, engineering services and finance. Another is expectations: when firms believe logistics will improve, they are more willing to commit to new plants, warehouses or supply contracts. A third is balance-sheet logic: if freight time falls and demand visibility improves, the return on private investment rises even without tax cuts. MoSPI’s provisional estimates showed gross fixed capital formation growing 7.1 per cent in FY25, and the first advance estimates for FY26 placed real GFCF growth at 7.8 per cent. The Economic Survey 2025-26 said the share of GFCF had remained around 30 per cent of GDP for three years. That does not prove that every rupee of public capex has induced private investment. It does suggest that India is not dealing with a simple public-versus-private substitution. The better reading is that public capex has helped keep the investment cycle alive while private participation gradually broadens around it.

Still, the multiplier is only as good as execution quality. A delayed land acquisition, an unfinished feeder road, a missing multimodal terminal or a court stay on utility shifting can crush the marginal utility of an otherwise sound project. That is why the institutional layer matters so much. The PM Gati Shakti National Master Plan has tried to create a more serious planning architecture by integrating ministries, states and data layers so projects are designed with network logic rather than departmental silos. By October 2024, official government statements said the platform had onboarded 44 central ministries, 36 states and union territories, and 1,614 data layers. This sounds bureaucratic until one remembers how Indian infrastructure used to fail: a road built without drainage planning, a port link without rail evacuation, a plant approved without last-mile connectivity. Gati Shakti is not a substitute for governance. It is a way to reduce stupid losses. Good stimulus is not just bigger spending; it is lower error rates in where money goes.

Why the Fiscal Arithmetic Still Matters

The strongest argument for public capex in India becomes weaker the moment it starts to blow up fiscal credibility. That is why the capex story cannot be separated from revenue expenditure discipline, subsidy rationalisation and tax buoyancy. The Economic Survey 2025-26 said revenue expenditure had moderated from 13.6 per cent of GDP in FY22 to 10.9 per cent in FY25, creating room for more productive capital spending. The same survey noted that effective capital expenditure rose from an average of 2.7 per cent of GDP in the pre-pandemic period to about 3.9 per cent after the pandemic and then to 4 per cent of GDP in FY25. It also pointed out that the Centre, through the Special Assistance to States for Capital Investment scheme, had helped states maintain capital spending around 2.4 per cent of GDP in FY25. That is the underappreciated part of the story. India’s capex push works best when it is not just central grandstanding but a general-government investment effort that still respects the fiscal glide path. High-quality capex financed within a credible deficit framework is growth-enhancing. High-quality capex financed through permanent fiscal drift is eventually self-defeating.

Who Feels the Gains First

For the middle class, the payoff from this strategy is both obvious and strangely invisible. People notice a new expressway. They do not always notice the fall in working-capital waste that lowers the final price of appliances, groceries, medicines or housing materials. Much of the tax incidence faced by the Indian middle class is embedded, not explicit. It arrives through the cost of moving goods, warehousing them, insuring delays and building contingency into prices. Roads and railways can compress that hidden burden. Better connectivity also expands labour markets. A city with more reliable transport throws a wider net around jobs, suppliers and housing options. That is one reason infrastructure can lift welfare without appearing in a transfer ledger. But the middle class should not romanticise capex either. Someone pays. Tolling, cesses, user charges and land value shifts all redistribute gains and losses. The honest case for public capex is not that it is free. It is that, done well, it purchases durable productivity rather than short-lived relief.

Why Professionals and Companies Should Pay Attention

Tax professionals and the corporate sector should pay even closer attention because they live in the downstream paperwork of capex. Every road, rail corridor, station redevelopment, logistics park, InvIT or annuity project creates a chain of issues in GST, direct tax, concession accounting, transfer pricing for multinational contractors, vendor compliance, arbitration claims and cash-flow recognition. India’s self-assessment architecture in GST may have improved filing discipline, but it has not removed disputes around input tax credit, classification, place of supply, retention money, liquidated damages or contract modifications. Large capex programmes also bring lower-level governance questions to the surface: how fast can refunds move, how clean are subcontractor books, how are land-compensation disputes settled, how are viability-gap or annuity payments treated, and what happens when execution schedules slip across financial years? For the corporate sector, the macro story of capex is growth. For finance teams and advisers, it is also about de-risking contracts and keeping compliance friction from eating the multiplier. Stimulus is not only an economics problem. It is a documentation problem.

Where the Strategy Can Still Fail

The cleanest critique of the public capex strategy is not ideological; it is operational. Roads and railways can be the best stimulus only while they are relieving real bottlenecks. Once spending shifts toward politically visible but economically thin projects, the marginal utility falls fast. A corridor with weak traffic density, poor feeder connectivity or land disputes can lock up public capital for years. A rail line without terminal integration can underperform its promise. Maintenance can also become the hidden casualty of a headline-driven capex culture. India has often been better at announcing assets than preserving them. Then there is the classic risk of crowding out, not through textbook interest rates alone but through state absorption of land, contractor bandwidth, engineering talent and bank exposure. The answer is not to retreat from capex. It is to become much harder about project selection, lifecycle maintenance and ex-post evaluation. The state should be willing to say no to low-yield prestige infrastructure and yes to boring projects that cut logistics cost by a few percentage points. That is how grown-up infrastructure policy works.

The Real Stimulus Test

The reason roads and railways still look like the best stimulus for India is simple. They change behaviour outside government. They make private investment more thinkable, exports more competitive, inventories lighter, labour markets deeper and inflation a little less sticky. They do not solve every structural weakness. They cannot compensate for poor urban governance, weak contract enforcement or low household demand forever. But in an economy where logistics remains a large tax on growth, transport capex has an unusually strong claim on scarce fiscal space. India’s recent budgets have recognised that. The harder task now is to protect quality as scale rises. Public capex India will deserve its reputation only if the next rupee is spent with more discipline than the last one. That is the real stimulus test.

Sources & Data Points

1. Budget at a Glance 2025-26, Ministry of Finance

Total capital expenditure at Rs 11.21 lakh crore; effective capital expenditure at Rs 15.48 lakh crore; transfers to states. https://www.indiabudget.gov.in/budget2025-26/doc/Budget_at_Glance/budget_at_a_glance.pdf

2. Economic Survey 2025-26, Chapter 9: Strengthening Connectivity, Capacity and Competitiveness

Rise in capital outlay, multiplier discussion, PM Gati Shakti context, and infrastructure financing framework. https://www.indiabudget.gov.in/economicsurvey/doc/eschapter/echap09.pdf

3. Economic Survey 2025-26, official survey portal

Effective capital expenditure at about 4% of GDP in FY25; revenue expenditure moderation; support to states’ capital spending. https://www.indiabudget.gov.in/economicsurvey/

4. Highlights of Economic Survey 2024-25, Press Information Bureau

Capex improved continuously from FY21 to FY24; post-election capex growth in July-November 2024. https://www.pib.gov.in/PressReleasePage.aspx?PRID=2097919

5. Demand No. 86 – Ministry of Road Transport and Highways, Union Budget 2025-26

Road ministry capital outlay and budget structure. https://www.indiabudget.gov.in/budget2025-26/doc/eb/sbe86.pdf

6. Infrastructure Development in India, Press Information Bureau factsheet

National highway network size, lane expansion and highway construction pace. https://www.pib.gov.in/FactsheetDetails.aspx?Id=149113&lang=1&reg=3

7. Transforming India’s Transport Infrastructure (2014-2025), Press Information Bureau

National highway length as of 31 March 2025 and broader transport infrastructure context. https://www.pib.gov.in/PressNoteDetails.aspx?ModuleId=3&NoteId=154624

8. NHAI Achieves Robust Growth in National Highway Asset Monetization During FY 2024-25, Press Information Bureau

FY25 asset monetisation across TOT, InvIT and toll securitisation. https://www.pib.gov.in/PressReleseDetailm.aspx?PRID=2117781

9. Year End Review 2025 – Ministry of Road Transport & Highways, Press Information Bureau

TOT monetisation till November 2025 and FY26 awards under TOT mode. https://www.pib.gov.in/PressReleasePage.aspx?PRID=2209837

10. Demand No. 85 – Ministry of Railways, Union Budget 2025-26

Railway capital expenditure outlay, GBS, internal resources and extra-budgetary resources. https://www.indiabudget.gov.in/budget2025-26/doc/eb/sbe85.pdf

11. Indian Railways Year Book 2024-25

Five-year rise in railway capex and broader infrastructure progress indicators. https://indianrailways.gov.in/railwayboard/uploads/directorate/stat_econ/2026/INDIAN%20RAILWAYS%20YEAR%20BOOK%2C%202024-25%20ENGLISH.pdf

12. Indian Railways Annual Report and Accounts 2024-25

Acquisition of new assets and replacement expenditure; operating statistics. https://indianrailways.gov.in/railwayboard/uploads/directorate/stat_econ/2026/INDIAN%20RAILWAYS%20ANNUAL%20REPORT%20%20ACCOUNTS%2C%202024-25%20%28ENGLISH%29%20%281%29.pdf

13. Ministry of Railways: Year End Review 2024, Press Information Bureau

Commissioning and electrification progress during 2024. https://www.pib.gov.in/PressReleasePage.aspx?PRID=2088668

14. Indian Railways Utilises Over 80 Percent of CAPEX in First Nine Months of FY26, Press Information Bureau

FY26 capital expenditure utilisation by December 2025. https://www.pib.gov.in/PressReleasePage.aspx?PRID=2211554

15. Press Note on Provisional Estimates of Annual GDP for FY 2024-25, MoSPI

FY25 gross fixed capital formation growth. https://www.mospi.gov.in/sites/default/files/press_release/NAD_PR_30may2025.pdf

16. Press Note on First Advance Estimates of GDP for FY 2025-26, MoSPI

FY26 gross fixed capital formation growth estimates. https://www.mospi.gov.in/uploads/latestReleases/latest_release_1767781372753_1380ce82-f5a5-440d-99e6-e6b35af0deb5_GDP_Press_Note_on_FAE_2025-26.pdf

17. PM Gati Shakti: Transforming India’s Infrastructure and Planning, Press Information Bureau

Integrated data layers, ministries and state/UT participation. https://www.pib.gov.in/PressNoteDetails.aspx?ModuleId=3&NoteId=153274&lang=1&reg=3

18. NMP 2.0 monetisation potential, Press Information Bureau

Forward financing context and asset monetisation pipeline. https://www.pib.gov.in/PressReleseDetailm.aspx?PRID=2231900&lang=2&reg=3