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What is Tax, and why is it Important to Understand the Structure t

6 min read•Updated on 4th Nov, 2026•by Team Angel One
Understanding how the tax structure works is important because taxes can directly affect your income, investments, spending, and overall financial planning.
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Tax is a mandatory payment that individuals and businesses make to the government. The government uses tax revenue to fund public services and infrastructure, including roads, healthcare, education, defense, and other essential services.

Taxes can apply to income, purchases, property, investments, and various transactions. The amount and type of tax you pay depend on factors such as your income, spending, assets, and the applicable tax rules.

Understanding how taxes work and the different types of taxes can help you better manage your finances and meet your tax obligations.

Key Takeaways

  • Direct taxes apply directly to personal or corporate income, whereas indirect taxes like GST apply to goods, services, and transactions.
  • Capital gains tax rates vary significantly by asset class (equity vs. debt) and holding period (short-term vs. long-term).
  • Tax liability on joint demat and trading accounts is legally attributed entirely to the primary (first) account holder.
  • SEBI regulations state that existing demat accounts will not face an immediate freeze for lacking a nomination. Instead, depositories issue regular compliance reminders while new accounts continue to require mandatory nomination or an opt-out declaration.
  • Effective tax planning utilizes legitimate deductions and exemptions, completely distinct from illegal tax evasion.

What is Tax and Why Does it Matter?

Tax is a compulsory statutory payment made by individuals and entities to the government to fund public infrastructure, defense, healthcare, and economic administration.

For investors and traders, ignoring tax efficiency can drastically distort portfolio performance. Evaluating investments strictly on pre-tax returns is a major financial pitfall; true wealth accumulation depends entirely on post-tax yields.

The Indian Tax Architecture

The Indian taxation framework splits cleanly into two distinct operational categories:

  • Direct Taxes: Levied directly on earnings and profits. Key examples include personal Income Tax and Corporate Tax.
  • Indirect Taxes: Levied on consumption, supply chains, and cross-border trade. Examples include the Goods and Services Tax (GST) and Customs Duties.

Income Tax and Tax Slabs

Income tax is charged on taxable income derived from salary, business profits, house property, and capital gains. Gross income is rarely your taxable income; eligible deductions (such as under Section 80C, 80D, etc.) are subtracted to arrive at the net figure.

India uses a progressive tax slab system, where moving into a higher slab means that only the income within that bracket is taxed at the higher rate, not your entire income.

Collection mechanisms include Tax Deducted at Source (TDS), where tax is withheld at the point of payment (such as employer salary payouts or bank interest), and Advance Tax, payable by individuals whose estimated tax liability exceeds statutory thresholds during the financial year.

Tax Concept / Mechanism 

How It Works / Application 

Investor / Taxpayer Impact 

Progressive Tax Slabs 

Income is divided into incremental brackets; entering a higher slab applies the higher rate only to the amount exceeding the lower threshold. 

Prevents heavy taxation on the entirety of income upon crossing a salary milestone. 

Deductions & Exemptions 

Allowable subtractions from gross total income (e.g., standard deductions, investment provisions). 

Lowers net taxable income, directly reducing the final tax liability. 

Tax Deducted at Source (TDS) 

Tax is withheld at the exact point of income generation (employer payouts, fixed deposit interest). 

Automates partial tax collection and offsets final annual tax dues. 

Advance Tax 

Quarterly staggered payments required if estimated annual tax liability crosses statutory limits. 

Avoids penal interest charges for high earners and self-employed professionals. 

What is an Old Tax Regime? 

The old tax regime represents India’s traditional taxation structure. It allows taxpayers to reduce their taxable income by claiming multiple deductions and exemptions, such as investments under Section 80C (PPF, ELSS), Section 80D (health insurance), House Rent Allowance (HRA), and home loan interest. 

Tax rates under this framework are progressive and tiered across specific age categories (individuals below 60, senior citizens aged 60–80, and super senior citizens above 80). 

Old Tax Regime Slabs (Traditional Structure)

Income Slab 

Tax Rate (< 60 Years) 

Tax Rate (60–80 Years) 

Tax Rate (> 80 Years) 

Up to ₹2,50,000 

Nil 

Nil 

Nil 

₹2,50,001 – ₹3,00,000 

5% 

Nil 

Nil 

₹3,00,001 – ₹5,00,000 

5% 

5% 

Nil 

₹5,00,001 – ₹10,00,000 

20% 

20% 

20% 

Above ₹10,00,000 

30% 

30% 

30% 

What is the New Tax Regime? 

Introduced to streamline filings, the new tax regime serves as the default option for taxpayers. It offers lower tax rates and wider slabs in exchange for giving up almost all traditional exemptions and deductions (such as 80C, 80D, and HRA).  

Recent budget updates enhanced the structure by raising the standard deduction to ₹75,000 for salaried individuals and expanding tax rebates under Section 87A to make incomes up to ₹12 lakh completely tax-free (or up to ₹12.75 lakh for salaried individuals after standard deduction). 

New Tax Regime Slabs 

The new tax regime slab rates mentioned here apply to Financial Year (FY) 2025–26, which runs from April 1, 2025, to March 31, 2026. The corresponding Assessment Year (AY) is 2026–27.

Total Taxable Income 

Tax Rate 

Up to ₹4,00,000 

Nil 

₹4,00,001 – ₹8,00,000 

5% 

₹8,00,001 – ₹12,00,000 

10% 

₹12,00,001 – ₹16,00,000 

15% 

₹16,00,001 – ₹20,00,000 

20% 

₹20,00,001 – ₹24,00,000 

25% 

Above ₹24,00,000 

30% 

Note: These are the applicable slab rates under the new tax regime. Rebate under Section 87A, surcharge and health and education cess may affect the final tax liability. 

Differences Between Old and New Tax Regimes

Parameter 

Old Tax Regime 

New Tax Regime 

Tax Slabs & Rates 

Higher slab rates. 

Lower, progressive tax rates across expanded slabs. 

Deductions & Exemptions 

Extensive allowances permitted (Sections 80C, 80D, HRA, LTA). 

Mostly eliminated, except for the standard deduction and employer NPS contributions. 

Filing Complexity 

Complex; requires detailed documentation and proof of investments. 

Simplified; straightforward calculation with minimal compliance friction. 

Tax Planning 

Demands strategic year-round investments to optimise deductions. 

Minimal planning required since deductions do not alter tax liabilities. 

Savings Incentive 

Actively encourages financial instruments like PPF, ELSS, and insurance. 

No direct tax-saving incentives tied to traditional savings schemes. 

Capital Gains and Investment Taxation 

Selling capital assets such as equities, mutual funds, real estate, or debt instruments triggers a capital gains tax. 

Equities and Equity-Oriented Mutual Funds 

  • Short-Term Capital Gains (STCG): Applies to listed shares and equity mutual funds held for 12 months or less, taxed at a rate of 20% (subject to STT payment).  

  • Long-Term Capital Gains (LTCG): Applies to assets held for more than 12 months. Gains exceeding an annual threshold of ₹1.25 lakh are taxed at a flat rate of 12.5% without indexation. 

Real Estate and Property 

  • Holding Period: Land or buildings held for 24 months or less are classified as short-term capital assets, with gains taxed at applicable income tax slab rates. Properties held for more than 24 months qualify as long-term capital assets. 

  • Tax Rate & Indexation: Long-term capital gains on property are generally taxed at 12.5% without indexation. However, resident individuals and Hindu Undivided Families (HUFs) selling land or buildings acquired before July 23, 2024, can compare the tax liability under the new 12.5% rate without indexation with the earlier 20% rate with indexation and pay the lower amount. This relief applies to transfers made on or after July 23, 2024. 

Debt Instruments & Specified Mutual Funds: 

  • Debt mutual funds and specified debt instruments are typically taxed at the investor's applicable income tax slab rates regardless of the holding period, removing older long-term indexation benefits for unlisted debt assets. 

SEBI, Tax Rules for Demat and Trading Accounts 

When trading or investing through Demat and trading accounts, specific operational rules govern your tax and legal standing: 

1. SEBI Demat Nomination Compliance & Operational Status 

Under SEBI's regulatory framework, updating your nomination (or providing an explicit opt-out declaration) is an essential governance step. 

  • The Benefit of Nomination: A valid nomination ensures a smooth, hassle-free transmission of securities to your legal heirs in the unfortunate event of a demise, completely bypassing the need for lengthy succession certificates, letters of administration, or court probates. 

  • Operational Status of Existing Accounts: As per SEBI guidelines, existing accounts remain fully operational. Non-nomination does not result in trading restrictions or account freezes for existing investors; rather, completing the nomination simply secures a seamless transfer process for your beneficiaries. 

2. Joint Holder Tax Liability 

Operational rules governing tax and legal standing remain distinct from depository rules: 

  • Single-Owner Assessment for Tax: Capital gains and dividend income from jointly held shares are generally taxable in the hands of the joint holders according to their respective beneficial ownership shares. The first holder's name in a Demat account does not automatically make them solely liable for the entire tax liability. The actual ownership and source of investment funds may be relevant in determining the tax liability. 

Indirect Taxes in India 

Businesses navigate corporate tax on net profits, which indirectly impacts equity valuations and investor cash flows.  

Consumers encounter Goods and Services Tax (GST) across four primary structures: CGST and SGST for intra-state transactions, IGST for inter-state supplies, and UTGST within Union Territories. Customs duties regulate import and export pricing and generate national revenue. 

Tax Planning vs Tax Evasion 

Tax planning involves optimising your financial structure legally using allowable deductions, rebates, and tax-efficient asset allocations. Tax evasion, conversely, relies on illegal concealment of income or falsification of financial records, which attracts severe legal penalties under Indian law. 

Conclusion 

Tax is a compulsory contribution the government collects to finance public services and government expenditure. Taxes can apply to income, profits, investments, purchases, imports and other activities. The two broad categories are direct taxes, imposed directly on taxpayers, and indirect taxes, collected through transactions involving goods and services. Understanding the different types of taxes and how they work can help individuals and businesses manage their finances and comply with their tax obligations.

FAQs

Tax rates vary widely based on whether the asset is equity, real estate, or debt, and whether the holding period qualifies as short-term or long-term. 

Resident individuals can earn up to Rs 12 lakh tax-free. For salaried individuals, the limit is Rs 12.75 lakh after the Rs 75,000 standard deduction. 

Dividend income is added to the investor's taxable income and taxed at the applicable slab rate. Companies generally deduct 10% TDS if annual dividend payments exceed Rs 10,000. 

Resident individuals can earn up to Rs 12 lakh tax-free. For salaried individuals, the limit is Rs 12.75 lakh after the Rs 75,000 standard deduction. 

Dividend income is added to the investor's taxable income and taxed at the applicable slab rate. Companies generally deduct 10% TDS if annual dividend payments exceed Rs 10,000. 

The primary (first) holder of the Demat and trading account is legally responsible for reporting and paying taxes on all capital gains and dividends generated within that account. 

Tax Deducted at Source (TDS) is a mechanism in which the payer deducts tax before disbursing income (such as salary, professional fees, or interest) to the recipient. 

GST is an indirect tax levied on the supply of goods and services across India. 

SEBI nomination helps ensure that your investments can be transferred to your nominee more easily in the event of your death, reducing paperwork and potential delays for your family. It is important to note that a nominee is not necessarily the legal heir or ultimate owner of the assets. 

Gross income is your total earnings before adjustments, while taxable income is the final amount arrived at after subtracting eligible deductions, exemptions, and rebates. 

Tax planning uses legal provisions to minimise tax liabilities, whereas tax evasion illegally conceals income to avoid paying statutory taxes.