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Fiscal policy and the Union Budget

Economics (BA) · Macroeconomics · free study notes for exams, placements and interviews

In short

Fiscal policy is the government's use of taxation, expenditure and borrowing to influence aggregate demand, output, employment, prices and the distribution of income. In India it is delivered chiefly through the Union Budget - the Annual Financial Statement laid before Parliament under Article 112 of the Constitution - supported by the Finance Bill, the Appropriation Bill and the fiscal targets of the FRBM Act, 2003. The topic carries heavy weight in BA/MA macroeconomics papers, in UGC-NET and Indian Economic Service papers, and in RBI Grade B, NABARD, SEBI and bank PO interviews, where candidates are expected to quote the current deficit numbers and explain the deficit arithmetic. Analysts in rating agencies, banks' treasury desks and policy think-tanks use exactly this framework every February. Budget magnitudes change each year, so learn the *structure and arithmetic* first and refresh the numbers from the latest Budget at a Glance.

Explained

What fiscal policy is, and its instruments

The Union Budget: constitutional and legal frame

Budget documents and classification of receipts and expenditure

The deficits - definitions and what each tells you

Fiscal rules: the FRBM Act and the debt anchor

Fiscal federalism: who taxes, who spends

The budget cycle, step by step

  1. September-October: Budget circular issued; ministries submit estimates; pre-Budget consultations with industry, farm bodies, economists and state finance ministers.
  2. December-January: Expenditure Secretary's meetings; revenue estimates finalised; RE for the current year settled.
  3. 1 February, 11 a.m.: Finance Minister presents the Budget in the Lok Sabha; documents go live on the Union Budget portal and app.
  4. General discussion on the Budget as a whole (no voting), then recess while Departmentally Related Standing Committees scrutinise each ministry's Demands for Grants.
  5. Voting on Demands for Grants ministry by ministry; members may move cut motions - disapproval of policy (reduce to ₹1), economy cut, or token cut (₹100). Remaining demands are put to vote together by the guillotine.
  6. Appropriation Bill authorises withdrawal from the Consolidated Fund; the Finance Bill enacts the tax proposals - both must be passed before 1 April.
  7. During the year: supplementary demands, quarterly FRBM reviews, monthly accounts from the Controller General of Accounts; afterwards, CAG audit and PAC examination.

Key points

Formulas and examples

Revenue deficit (RD) = Revenue expenditure − Revenue receipts (₹ crore, or % of GDP)
Effective revenue deficit = RD − Grants to states for creation of capital assets
Fiscal deficit (FD) = Total expenditure − (Revenue receipts + Non-debt capital receipts) = Net borrowing
Primary deficit (PD) = FD − Interest payments
Deficit as % of GDP = (Deficit ÷ Nominal GDP at current market prices) × 100
Gross market borrowing = Net market borrowing + Repayment of maturing securities
Debt dynamics: Δd = [(r − g)/(1 + g)] × d − pb, where d = debt/GDP, r = nominal effective interest rate, g = nominal GDP growth, pb = primary balance as % of GDP (negative for a primary deficit)
Government spending multiplier (open economy, with taxes) = 1 / [1 − c(1 − t) + m]; tax multiplier = −c / [1 − c(1 − t) + m]
Balanced-budget multiplier = 1 (when ΔG = ΔT, closed economy, lump-sum tax)
Tax buoyancy = (% change in tax revenue) ÷ (% change in nominal GDP)
Fiscal impulse ≈ − Δ(primary balance as % of GDP); positive value = expansionary stance

Example 1 - Computing all three deficits (Union Budget 2025-26, Budget Estimates; figures in ₹ lakh crore).

ItemAmount
Revenue receipts (net tax 28.37 + non-tax 5.83)34.20
Non-debt capital receipts0.76
Revenue expenditure39.44
Capital expenditure11.21
Interest payments12.76
Nominal GDP assumed357

Example 2 - Debt sustainability. Central debt d = 57% of GDP, nominal GDP growth g = 10%, average nominal interest on debt r = 7.3%, primary deficit = 0.8% of GDP (so pb = −0.8).

Example 3 - Capital vs revenue spending multiplier. Government shifts ₹1 lakh crore from a revenue subsidy (multiplier 0.45) to capital expenditure (multiplier 2.45, the order of magnitude found in Indian studies).

Example 4 - Tax buoyancy. Gross tax revenue rises from ₹38.40 to ₹42.70 lakh crore while nominal GDP grows 10.1%.

Example 5 - Balanced-budget multiplier. MPC c = 0.8, closed economy; government raises both G and lump-sum T by ₹500 crore.

IndicatorFormulaWhat it signals
Revenue deficitRev. expenditure − Rev. receiptsBorrowing for consumption - poor quality
Fiscal deficitTotal exp. − (Rev. receipts + non-debt capital receipts)Total net borrowing, pressure on interest rates
Primary deficitFD − Interest paymentsCurrent-year imbalance, excluding past debt
Monetised deficitRBI's net credit to governmentInflationary financing (curtailed since 1997)

Where it is used

Interview questions

Common mistakes

Related topics

National income · Consumption, investment and the multiplier · IS-LM model · Monetary policy and the RBI · Inflation and unemployment · Business cycles

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