Section 480 — Failure to furnish return of income setting forth undisclosed income

If a person wilfully fails to furnish in due time the return of income, setting forth
his undisclosed income for the block period, which is required to be furnished
by notice given under section 294(1)(a), he shall be punishable—
( a) with simple imprisonment for a term up to two years, or with fine, or with
both, where the amount of tax exceeds fifty lakh rupees; or
( b) with simple imprisonment up to six months, or with fine, or with both,
where the amount of tax exceeds ten lakh rupees but does not exceed fifty
lakh rupees; or
( c) with fine, in any other case.

Related sections

Section 473 — Contravention of order made during search action.]
Section 474 — Failure to afford facility for inspection of books of account during search.]
Section 475 — Removal, concealment, transfer or delivery of property to prevent tax recovery
Section 476 — Failure to pay tax to credit of Central Government under Chapter XIX-B
Section 477 — Failure to pay tax collected at source
Section 478 — Wilful attempt to evade tax, etc
Section 479 — Failure to furnish returns of income
Section 481 — Failure to comply with a direction of special audit or valuation
Section 482 — False statement in verification, etc
Section 483 — Falsification of books of account or document, etc
Section 484 — Abetment of false return, etc
Section 485 — Punishment for second and subsequent offences
Section 486 — Punishment not to be imposed in certain cases
Section 487 — Offences by companies
Section 488 — Offences by Hindu undivided family
Section 489 — Presumption as to assets, books of account, etc., in certain cases
Section 490 — Presumption as to culpable mental state
Section 491 — Prosecution to be at instance of Principal Chief Commissioner or Chief Commissioner or Principal Commissioner or Commissioner
Section 492 — Certain offences to be non-cognizable
Section 493 — Proof of entries in records or documents
Section 494 — Disclosure of particulars by public servants
Section 495 — Special Courts
Section 496 — Offences triable by Special Court
Section 497 — Trial of offences as summons case
Section 498 — Application of Bharatiya Nagarik Suraksha Sanhita, 2023 to proceedings before Special Court