India's direct tax collections surged from ₹14.12 lakh crore in FY2019-20 to ₹23.40 lakh crore in FY2024-25, marking a 65% rise in five years. The government tightened the tax net through Annual Information Statements, data analytics, TDS expansion, and faceless assessments. Widening of the taxpayer base, stricter reporting of high-value transactions, and AI-driven scrutiny drove compliance. The tax-to-GDP ratio improved, reflecting structural gains in formalisation rather than just economic growth.

India's direct tax buoyancy story has two dimensions the examiner tests: the numbers and the transmission mechanism.

The collection jump from ₹14.12 lakh crore (FY20) to ₹23.40 lakh crore (FY25) represents roughly 65% growth — far outpacing nominal GDP growth in the same period. This means the tax-to-GDP ratio rose, which is structurally significant. A higher tax-to-GDP ratio allows greater fiscal space for capital expenditure and welfare spending without proportionate deficit expansion.

The mechanism behind this growth: (1) Annual Information Statement (AIS) — replaced Form 26AS, aggregates data from banks, registrars, mutual funds, and foreign remittances, giving the Income Tax Department a 360° financial profile of every assessee; (2) Faceless Assessment Scheme — removes geographical nexus between assessee and officer, reducing corruption and increasing objectivity; (3) TDS/TCS expansion — new categories like online gaming winnings, foreign travel, and luxury goods spending now attract TDS, pulling previously informal transactions into the formal net; (4) Project Insight — data analytics platform cross-referencing financial transactions across institutions.

For UPSC, the connection to fiscal federalism matters: higher direct tax collection improves divisible pool receipts, benefiting states through Finance Commission devolution. For RBI Grade B, the relevance is to monetary-fiscal coordination — better tax buoyancy reduces fiscal deficit pressure, giving the RBI more credibility in its inflation-targeting mandate.