GST vs Income Tax

5paisa Research Team

Last Updated: 29 May, 2025 05:03 PM IST

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Taxation is a crucial aspect of operating a business in India. Whether you are a business owner, freelancer, or entrepreneur, understanding taxation is essential for ensuring GST compliance and Income Tax compliance, avoiding penalties, and optimizing tax benefits. 

Two primary taxes in India are the Goods and Services Tax (GST) and Income Tax. While both serve as revenue sources for the government, they are fundamentally different in their purpose, applicability, and impact on businesses.

This in-depth guide will break down the differences between GST and Income Tax, explaining their types, registration process, filing requirements, tax rates, and how they affect businesses.
 

What is GST (Goods and Services Tax)?

Goods and Services Tax is an indirect tax which is levied on the supply of goods and services in India. Introduced on July 1, 2017, GST replaced multiple indirect taxes such as VAT (Value Added Tax), service tax, excise duty, and entry tax. The primary goal of GST is to simplify taxation, promote transparency, and eliminate the cascading effect of taxes.

Key Features of GST

  • Destination-Based Tax: GST is collected at the place where the goods or services are consumed rather than where they are produced.
  • Multi-Tier Tax System: GST is divided into CGST, SGST, IGST, and UTGST, ensuring revenue is distributed between the central and state governments.
  • Input Tax Credit (ITC): Businesses can claim a credit on tax paid on purchases, reducing the overall tax burden.
  • Mandatory for Eligible Businesses: Any business with a turnover exceeding ₹40 lakh, ₹10 lakh for North-Eastern and hilly states, and ₹20 lakh for service providers in most states, must complete the GST registration process.
  • Digital Filing: GST returns must be filed online through the official GST portal, making compliance more efficient.
     

Why was GST Introduced?

Before GST, India had a complex system of indirect taxes, which led to higher tax rates, compliance issues, and inefficiencies. Businesses had to pay multiple taxes at different stages, leading to higher product costs due to tax-on-tax (cascading effect).

The implementation of GST aimed to,

  • Unify the tax system by replacing multiple state and central taxes.
  • Eliminate tax cascading, reducing the cost of goods and services.
  • Enhance tax compliance by simplifying tax filing and payments.
  • Promote economic growth by making Indian businesses more competitive in domestic and international markets.
     

Types of GST in India

To ensure fair distribution of tax revenue between the central and state governments, GST is categorized into four types,

CGST (Central Goods and Services Tax)

 

  • Collected by the Central Government on intra-state transactions.
  • Replaced central taxes like excise duty, central sales tax, and service tax.

SGST (State Goods and Services Tax)

 

  • Collected by State Governments on intra-state transactions.
  • Replaced state-level taxes such as VAT, luxury tax, and entertainment tax.

IGST (Integrated Goods and Services Tax)

 

  • Collected by the Central Government on inter-state transactions and imports.
  • The revenue is later distributed between the central and concerned state governments.

UTGST (Union Territory Goods and Services Tax)

 

  • Applied in Union Territories (like Chandigarh, Lakshadweep, and Andaman & Nicobar Islands) in place of SGST.
  • Ensures uniform taxation across non-state territories.

Understanding these types of GSTs is essential for businesses to ensure accurate GST filing and GST return filing processes.
 

What is Income Tax?

Unlike GST, which is an indirect tax, Income Tax is a direct tax levied by the government on earnings. It applies to individuals, businesses, companies, and other entities, requiring them to pay tax on their income as per applicable Income Tax slabs.

Types of Income Tax

  • Personal Income Tax: Paid by individuals, salaried employees, professionals, and freelancers.
  • Corporate Tax: Levied on businesses and companies based on their annual profits.

Who Has to Pay Income Tax?

  • Individuals: If annual income exceeds the minimum taxable income threshold, Income Tax must be paid.
  • Businesses and Companies: All entities with profits above a certain limit must pay tax as per corporate tax rates.
  • Freelancers and Professionals: Income from freelancing, consulting, or self-employment is subject to taxation.

Failure to comply with Income Tax filing requirements can result in penalties and legal action.
 

Common Income Tax Deductions

To reduce tax liability, taxpayers can claim deductions under the Income Tax Act,

  • Section 80C: Investments in PPF, EPF, Life Insurance, Tax-Saving Fixed Deposits.
  • Section 80D: Health insurance premiums for self and family.
  • Section 24(b): Home loan interest deductions.
  • Section 80E: Education loan interest payments.

By understanding Income Tax deductions, and compliance requirements, individuals and businesses can optimize their tax payments effectively while ensuring Income Tax return filing process compliance.
 

Key Differences Between GST and Income Tax

While both GST (Goods and Services Tax) and Income Tax contribute to the country’s revenue, they serve different purposes and apply to different aspects of economic activity. Understanding their differences is crucial for businesses and individuals to ensure proper GST compliance and Income Tax compliance.

Feature GST (Goods and Services Tax) Income Tax
Type of Tax Indirect Tax (applied to transactions) Direct Tax (applied to income)
Applicability Levied on the sale of goods and services Levied on personal and business income
Who Pays? Businesses collect GST from consumers and then remit it to the government Individuals, freelancers, and businesses pay based on income earned
Regulation Governed by GST laws and the GST Council Governed by the Income Tax Act
Filing Frequency Monthly, Quarterly, or Annually depending on turnover Annually for individuals and businesses
Collection Point Collected at the point of sale of goods or services Paid based on annual income or profits

Understanding GST vs Income Tax is essential for ensuring smooth tax filing and avoiding penalties.

GST Compliance: Registration and Filing

Businesses must comply with GST regulations, including the registration process and GST filing, to operate legally and avoid penalties.

Who Needs to Register for GST?

GST registration is mandatory if the annual turnover of the business exceeds,

  • ₹40 lakh for most states
  • ₹10 lakh for North - Eastern and hilly states
  • ₹20 lakh for service providers in most states.

Additionally, businesses involved in inter-state trade, e-commerce, or providing taxable services must register for GST, regardless of turnover.

GST Registration Process

  1. Visit the official GST portal (www.gst.gov.in) 
  2. Create an account.
  3. Fill out the GST registration form with business details and upload the required documents.
  4. Apply and await verification by GST authorities.
  5. Receive GSTIN (GST Identification Number) upon approval, which is used for tax compliance.

GST Filing Process

Businesses registered under GST must file periodic GST returns to report sales, purchases, and tax paid. Common GST returns include,

  • GSTR-1: Monthly/Quarterly return with sales details
  • GSTR-3B: Monthly summary return
  • GSTR-9: Annual return summarizing yearly transactions
  • GSTR-4: Annual return for composition taxpayers
  • GSTR-9C: Audit report for businesses with turnover exceeding the specified limit

Non-compliance with the GST return filing process can lead to penalties, interest charges, and legal consequences.
 

Income Tax Compliance: Filing Returns

Just like GST, businesses and individuals must comply with the Income Tax return filing process to avoid penalties and benefit from deductions.

Income Tax Filing Process

  1. Gather necessary documents: Collect salary slips, bank statements, investment proofs, and business income records.
  2. Choose the correct ITR form: Different ITR forms apply based on income sources (e.g., ITR-1 for salaried individuals).
  3. File returns online: Log in to the Income Tax e-filing portal (www.incometax.gov.in) and submit the required details.
  4. Verify and submit: E-verify your return using Aadhaar OTP, net banking, or DSC.
  5. Meet the deadline: The due date for individuals is typically July 31st, while for companies requiring an audit, the deadline is October 31st.

Failing to file Income Tax returns on time can result in penalties, interest charges, and restrictions on financial transactions like obtaining loans.
 

Impact on Businesses

How GST Affects Businesses?

  • Reduces tax burden by eliminating multiple indirect taxes.
  • Provides input tax credit (ITC), reducing costs for businesses.
  • Requires regular GST filing, increasing compliance efforts.
  • Affects pricing strategies, as GST rates impact product costs.
  • Mandatory for eligible businesses, ensuring tax transparency.

How Income Tax Affects Businesses?

  • Companies must pay corporate tax on annual profits.
  • Income Tax slabs apply to business owners’ earnings.
  • Timely tax filing ensures access to loans, tenders, and financial benefits.
  • Deductions, such as Section 80C and 80D, help reduce taxable income.

Proper compliance with both GST and Income Tax helps businesses avoid financial risks and maintain a strong financial standing.
 

Wrapping Up!

Understanding the difference between GST and Income Tax is crucial for both individuals and businesses. GST is an indirect tax applied to goods and services, while Income Tax is a direct tax that is levied on earnings. Both taxes play a very important role in India’s economy, ensuring revenue generation for infrastructure, development, and public services.

By complying with GST registration, GST filing, and Income Tax return filing, businesses can avoid penalties, claim tax benefits, and operate smoothly. Staying updated with GST rates, Income Tax slabs, and tax deductions helps in better financial planning and tax optimization.

If you’re unsure about compliance, consulting a tax expert or chartered accountant can help navigate the complexities of GST and Income Tax effectively. A proactive approach to taxation not only ensures legal compliance but also contributes to the growth and sustainability of your business.


 

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Frequently Asked Questions

The GST and Income Tax rates vary considerably. GST adopts a multi-tiered structure with rates of 5%, 12%, 18%, and 28%, while Income Tax rates are progressive, rising with higher income levels, ranging from 5% to 30%.

Yes, business people typically pay both Income Tax and GST. Income Tax is paid on earnings, including profits from business activities, while GST is paid on the sale of goods and services.

Yes, paying income tax is necessary for individuals and entities whose income exceeds the taxable threshold set by the government. Failure to pay income tax can result in penalties, legal consequences, and enforcement actions by tax authorities.

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