Chapter 11 · Economics

Tax System

Progressive/Regressive/Proportional · Direct & Indirect Taxes · GST · GST Council — SSC / Railway / UPSC / BPSC

Tax — Introduction

Tax: Compulsory payment made to the government.

Purposes

  • Economic regulation
  • Revenue generation
  • Fair distribution of wealth
  • Promotion of price stability
Tax System — By Rate Structure
TypeDescription
ProgressiveAverage or marginal tax burden rises as the tax base/income rises; slab-based personal income tax is an example
RegressiveBurden as a share of income tends to fall as income rises; broad consumption taxes can show this tendency
ProportionalEveryone pays tax at the same rate on total income; reduces disposable income

Angel Tax: former section 56(2)(viib) taxed certain excess share premium of closely held companies; abolished from AY 2025–26.

⚠ EXAM TRAP
Regressivity concerns tax burden as a share of income. Broad consumption taxes can be regressive, but incidence depends on consumption patterns, exemptions, rates and how the tax burden is shifted.
Direct vs Indirect Tax
TypeDescription
Direct TaxImposed directly on a person/entity; statutory liability is generally intended to be borne by that taxpayer
Indirect TaxTax on transactions/goods/services whose economic burden can be passed wholly or partly through prices
Tax BurdenEconomic sacrifice/loss of real income ultimately borne because of a tax; may differ from the statutory payer
Tax IncidenceFinal distribution/resting place of the economic burden after shifting through prices, wages or returns
Service TaxStarted 1994, on recommendation of Raja Chelliah Committee
Related Terms
  • CESS: tax/levy earmarked for a specified purpose; its base depends on the relevant law
  • Surcharge: Imposed on tax payable — "tax on tax"; no specific purpose required
  • Pigouvian Tax: corrective levy on activities generating negative externalities, ideally reflecting the external social cost
⚡ QUICK RECALL
CESS is earmarked for a specific purpose (e.g., education cess); Surcharge has no such restriction — it just adds to the tax burden generally.
Current Union Direct Taxes
  • Income Tax
  • Corporate Tax
  • Securities Transaction Tax (STT)
  • Capital-gains taxation under income tax
Indirect Taxes (Central)
  • Central/Integrated GST framework
  • Custom Duty
  • Central Excise Duty
Main Revenue Sources — Centre

Income Tax, GST, and Corporate Tax are the main sources of revenue for the Central Government.

Direct Taxes (State)
  • Tax on Agricultural Income
  • Land Revenue
  • Professional Tax
Indirect Taxes (State)
  • SGST and VAT/sales tax on specified petroleum products and alcohol
  • State excise on alcoholic liquor
  • Stamp Duty and Registration Fees
  • Tax on Vehicles
  • Taxes and Duties on Electricity
⚠ EXAM TRAP
Tax on Agricultural Income is a STATE subject, not Central — a frequently tested Centre-State tax division question.
Goods and Services Tax (GST)
  • Indirect Tax
  • Imposed on goods and services
  • Destination-based indirect tax on supply under a dual Centre-State framework
GST RatesMain rates after September 2025 rationalisation: 5% and 18%; special 40% for specified luxury/sin goods; Nil/exempt and other special rates
Constitutional Provision101st Constitutional Amendment, 2016
Implemented From1st July, 2017
First State to Ratify the GST Constitutional Amendment BillAssam
Commodities Out of GST Scope
  • Alcoholic liquor for human consumption
  • Petroleum crude, high-speed diesel and petrol (motor spirit)
  • Natural gas and aviation turbine fuel
⚡ QUICK RECALL
Alcoholic liquor for human consumption and five named petroleum products remain outside GST. Do not treat all aviation or all real-estate activity as outside GST.
Types of GST
TypeFull Form / Scope
IGSTIntegrated GST — Inter-state transactions
SGSTState GST — Intra-state transactions
CGSTCentral GST — Intra-state transactions
UTGSTUT component on intra-UT supplies covered by the UTGST Act, levied alongside CGST
⚠ EXAM TRAP
For intra-state sales, BOTH CGST and SGST apply together; for inter-state sales, only IGST applies — a very common numerical/conceptual GST question.
Taxes Subsumed into GST

Central Taxes Subsumed

  • Central Excise Duty
  • Excise Duty (Medicinal and Toilet Preparations)
  • Additional Excise Duty (Goods of Special Importance)
  • Countervailing Duty
  • Surcharge
  • Additional Excise Duty (Goods of Cotton and Fabrics)
  • Central Surcharge / Cess
  • Additional Special Customs Duty (SAD)

State Taxes Subsumed

  • State VAT, Sales Taxes, Luxury Tax
  • Entry Tax, Purchase Tax, Entertainment, Advertisement
  • Lottery, Betting, Gambling Tax
  • State Surcharge and Cess
GST Council
Total Members33 members when all represented jurisdictions are included; Centre has two members and States/eligible UTs have 31 representatives
Chairperson and Other Union MemberChairperson: Union Finance Minister; other Union member: Union Minister of State in charge of Revenue/Finance
Central Government Voting Weight33.3%
31 State/Eligible UT RepresentativesAll States' Finance Ministers or nominated ministers
Voting Right of States66.6%
Decision ThresholdAt least 3/4 of weighted votes of members present and voting; quorum: 1/2 total membership
⚡ QUICK RECALL
GST Council voting: Centre = 1/3 (33.3%) weightage, States collectively = 2/3 (66.6%) weightage — decisions need a 75% majority of votes cast.
Non-Tax Revenue
  • Fees and Fines
  • Profits from Public Enterprises
Quick Summary / Reference Table
TopicKey Fact
Tax — DefinitionCompulsory payment made to the government
Progressive TaxAverage/marginal burden rises with income/tax base; slab-based personal income tax
Regressive TaxBurden as a share of income tends to fall as income rises; broad consumption taxes can show this tendency
Proportional TaxSame rate on total income at every level | Reduces disposable income
Direct TaxImposed directly on taxpayer; liability generally intended to be borne by that taxpayer
Indirect TaxTax on transactions/goods/services; economic burden may be passed wholly or partly through prices
Service TaxStarted 1994 | On recommendation of Raja Chelliah Committee
Angel TaxFormer excess-share-premium tax under section 56(2)(viib); abolished from AY 2025–26
CESSEarmarked tax/levy for a specified purpose; base depends on law
SurchargeTax on tax | No specific purpose required
Pigouvian TaxCorrective tax on activities generating negative externalities; reflects external social cost
GST — TypeDestination-based indirect supply tax; dual Centre-State framework
GST RatesMain rates after September 2025 rationalisation: 5% and 18%; special 40% for specified luxury/sin goods; Nil/exempt and other special rates
GST — Constitutional Amendment101st Constitutional Amendment, 2016
GST — Implemented1st July, 2017
First State to Ratify the GST Constitutional Amendment BillAssam
Items Out of GST ScopeAlcoholic liquor for human consumption; crude, diesel, petrol, natural gas, aviation turbine fuel
IGSTIntegrated GST — Inter-state transactions
SGSTState GST — Intra-state transactions
CGSTCentral GST — Intra-state transactions
UTGSTUT component on intra-UT supplies covered by the UTGST Act, levied alongside CGST
GST Council Members33 total when all jurisdictions represented; Chair = Union FM, other Union member = Union MoS Revenue/Finance; 31 State/UT representatives
GST Council — Central Government Voting Weight33.3%
GST Council — States Voting Right66.6%
GST Council — DecisionAt least 3/4 of weighted votes of members present and voting; quorum: 1/2 total membership
Main Revenue Sources — CentreIncome Tax | GST | Corporate Tax
Non-Tax RevenueFees and Fines | Profits from Public Enterprises
Tax BurdenEconomic sacrifice ultimately borne; may differ from statutory payer
Tax IncidenceFinal economic burden after any shifting through prices, wages or returns
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