VISWA K

Developer

Published on: Sep 23, 2026

What is Income Tax?

Income Tax is a direct tax imposed by the Central Government on the income earned by individuals, businesses, firms, and other entities. Understanding the framework of Income Tax is crucial for compliance and financial planning.

Income Tax is governed under the Income Tax Act, 1961, and is administered by the Income Tax Department of India, ensuring fair tax practices across the nation.

Income Tax applies to:

  • Salaried individuals
  • Businesses
  • Freelancers
  • Professionals
  • Companies
  • Partnership firms
  • LLPs

The amount payable depends on the taxpayer’s annual taxable income and applicable tax slab. For comprehensive guidance on maximizing tax refunds, refer to our Income Tax Return Filing Guide.

Difference Between Professional Tax and Income Tax

BasisProfessional TaxIncome Tax
Levied ByState GovernmentCentral Government
Governing LawState-specific lawsIncome Tax Act, 1961
Applicable ToProfessionals, employees, businessesIndividuals and entities earning taxable income
Tax CollectionState Commercial Tax DepartmentIncome Tax Department
Tax AmountFixed slab-based amountBased on income slabs
Maximum LimitUsually ₹2,500/yearNo upper limit
Deducted ByEmployerSelf-assessment or TDS
Filing FrequencyMonthly/Quarterly/AnnualAnnual return filing
Applicability by StateOnly in selected statesApplicable throughout India
PurposeState revenue collectionNational revenue collection

Who Needs to Pay Professional Tax?

Professional Tax is applicable to various professionals and businesses. For further insight into filing requirements, explore our detailed Professional Tax Return Filing Guide. Some entities required to pay include:

  • Employers with salaried employees
  • Self-employed professionals
  • Freelancers
  • Consultants
  • Business owners

However, Professional Tax is not applicable in all states and union territories. Learn more about its regional enforcement in Kerala Professional Tax.

States like:

  • Maharashtra
  • Karnataka
  • Tamil Nadu
  • Telangana
  • Andhra Pradesh
  • West Bengal

have Professional Tax regulations. For penalties associated with non-compliance, visit Professional Tax Penalties.

Who Needs to Pay Income Tax?

Income Tax must be paid by:

  • Individuals earning taxable income
  • Companies
  • Partnership firms
  • LLPs
  • Freelancers
  • NRIs earning taxable Indian income

Income Tax liability depends on several factors. For detailed instructions on optimizing tax return filings, refer to our Tax Return Filing Essential Guide.

  • Annual income
  • Tax regime selected
  • Deductions claimed
  • Residential status

How Professional Tax is Calculated

Professional Tax is generally calculated based on salary slabs defined by state governments, demonstrating the variance in tax calculations across regions. To examine the implications of tax calculation by state, review our Professional Tax Filing Reviews.

Example:

  • Lower salary brackets may attract nil tax
  • Higher salary brackets may attract fixed monthly deductions

The rates differ across states. Find out more about tax rates in regions like Manipur and Jaipur.

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