Finance Bill 2021 revises tax rates, tightens assessment procedures, creates new dispute and advance ruling bodies, and updates tariffs. Finance Bill, 2021 prescribes new income tax rates, surcharge bands and a Health and Education Cess; inserts substantive direct tax provisions (notably sections 9B and 89A) addressing deemed transfers on reconstitution/dissolution and taxation of retirement benefit accounts in notified countries; revises exemptions, capital gains and valuation rules; strengthens assessment procedure by substituting sections 147-151 and inserting 148A with pre notice enquiry and specified authority approval; creates Interim Boards for Settlement, Boards for Advance Rulings and a Dispute Resolution Committee; and enacts new withholding/collection provisions (194P, 194Q, 206AB/206CCA) while extensively amending customs, tariff and indirect tax schedules and rates.