law: The Income-Tax Act, 1961
  140. Return by whom to be 2[verified].-
  The return 3[under section 115WD or section 139] shall be 4[verified]-
  5[(a) in the case of an individual,-
  (i) by the individual himself;
  (ii) where he is absent from India, by the individual himself or by some person duly authorised by him in this behalf;
  (iii) where he is mentally incapacitated from attending to his affairs, by his guardian or any other person competent to act on his behalf; and
  (iv) where, for any other reason, it is not possible for the individual to 1[verify] the return, by any person duly authorised by him in this behalf:
  Provided that in a case referred to in sub-clause (ii) or sub-clause (iv), the person 2[verifying] the return holds a valid power of attorney from the individual to do so, which shall be attached to the return;]
  (b) in the case of a Hindu undivided family, by the karta, and, where the karta is absent from India or is mentally incapacitated from attending to his affairs, by any other adult member of such family;
  3[(c) in the case of a company, by the managing director thereof, or where for any unavoidable reason such managing director is not able to 4[verify]the return, or where there is no managing director, by any director thereof:
  5[Provided that where the company is not resident in India, the return may be verified by a person who holds a valid power of attorney from such company to do so, which shall be attached to the return:
  Provided further that,-
  (a) where the company is being wound up, whether under the orders of a court or otherwise, or where any person has been appointed as the receiver of any assets of the company, the return shall be 6[verified] by the liquidator referred to in sub-section (1) of section 178;
  (b) where the management of the company has been taken over by the Central Government or any State Government under any law, the return of the company shall be 6[verified] by the principal officer thereof 7[or];]
  7[(c) where in respect of a company, an application for corporate insolvency resolution process has been admitted by the Adjudicating Authority under section 7 or section 9 or section 10 of the Insolvency and Bankruptcy Code, 2016, the return shall be verified by the insolvency professional appointed by such Adjudicating Authority.
  Explanation.--For the purposes of this clause the expressions "insolvency professional" and "Adjudicating Authority" shall have the respective meanings assigned to them in clause (18) of section 3 and clause (1) of section 5 of the Insolvency and Bankruptcy Code, 2016;]
  (cc) in the case of a firm, by the managing partner thereof, or where for any unavoidable reason such managing partner is not able to 4[verify] the return, or where there is no managing partner as such, by any partner thereof, not being a minor;
  8[(cd) in the case of a limited liability partnership, by the designated partner thereof, or where for any unavoidable reason such designated partner is not able to 4[verify] the return, or where there is no designated partner as such, by any partner thereof;]
  (d) in the case of a local authority, by the principal officer thereof;]
  9[(dd) in the case of a political party referred to in sub-section (4B) of section 139, by the chief executive officer of such party (whether such chief executive officer is known as secretary or by any other designation);]
  (e) in the case of any other association, by any member of the association or the principal officer thereof; and
  (f) in the case of any other person, by that person or by some person competent to act on his behalf.
  2. Subs. by Act 25 of 2014, s. 50, for "signed" (w.e.f. 1-10-2014).
  3. Subs. by Act 18 of 2005, s. 42, for "under section 139" (w.e.f. 1-4-2006).
  4. Subs. by Act 25 of 2014, s. 50, for "signed and verified" (w.e.f. 1-10-2014).
  5. Subs. by Act 4 of 1988, s. 44, for clause (a) (w.e.f. 1-4-1989).
  1. Subs. by Act 25 of 2014, s. 50, for "sign" (w.e.f. 1-10-2014).
  2. Subs. by s. 50, ibid., for "signing" (w.e.f. 1-10-2014).
  3. Subs. by Act 41 of 1975, s. 40, for clauses (c) and (d) (w.e.f. 1-4-1976).
  4. Subs. by Act 25 of 2014, s. 50, for "sign and verify" (w.e.f. 1-10-2014).
  5. Added by Act 4 of 1988, s. 44 (w.e.f. 1-4-1989).
  6. Subs. by Act 25 of 2014, s. 50, for "signed and verified" (w.e.f. 1-10-2014).
  7. Ins. by Act 13 of 2018, s. 45 (w.e.f. 1-4-2018).
  8. Ins. by Act 33 of 2009, s. 54 (w.e.f. 1-4-2010).
  9. Ins. by Act 4 of 1988, s. 44 (w.e.f. 1-4-1989).
  1[140A. Self-assessment.-
  2[(1) Where any tax is payable on the basis of any return required to be furnished under 3[4[section 115WD or section 115WH or section 139] or section 142 5[or section 148 or 6[section 153A or, as the case may be, section 158BC]]], 7[after taking into account,-
  (i) the amount of tax, if any, already paid under any provision of this Act;
  (ii) any tax deducted or collected at source;
  (iii) any relief of tax or deduction of tax claimed under section 90 or section 91 on account of tax paid in a country outside India;
  (iv) any relief of tax claimed under section 90A on account of tax paid in any specified territory outside India referred to in that section; and
  (v) any tax credit claimed to be set off in accordance with the provisions of section 115JAA 8[or section 115JD],] 9[the assessee shall be liable to pay such tax, together with interest 10[and fee] payable under any provision of this Act for any delay in furnishing the return or any default or delay in payment of advance tax, before furnishing the return and the return shall be accompanied by proof of payment of such tax 11[interestand fee].]]
  12[Explanation.-Where the amount paid by the assessee under this sub-section falls short of the aggregate of the tax 13[interestand fee as aforesaid, the amount so paid shall first be adjusted towards the fee payable and thereafter towards] the interest payable as aforesaid and the balance, if any, shall be adjusted towards the tax payable.]
  14[15[(1A) For the purposes of sub-section (1), interest payable,-
  16[(i) under section 234A shall be computed on the amount of the tax on the total income as declared in the return as reduced by the amount of,-
  (a) advance tax, if any, paid;
  (b) any tax deducted or collected at source;
  (c) any relief of tax or deduction of tax claimed under section 90 or section 91 on account of tax paid in a country outside India;
  (d) any relief of tax claimed under section 90A on account of tax paid in any specified territory outside India referred to in that section; and
  (e) any tax credit claimed to be set off in accordance with the provisions of section 115JAA 1[or section 115JD];]
  (ii) under section 115WK shall be computed on the amount of tax on the value of the fringe benefits as declared in the return as reduced by the advance tax, paid, if any.]
  (1B) For the purposes of sub-section (1), interest payable under section 234B shall be computed on an amount equal to the assessed tax or, as the case may be, on the amount by which the advance tax paid falls short of the assessed tax.
  2[Explanation.-For the purposes of this sub-section, "assessed tax" means the tax on the total income as declared in the return as reduced by the amount of,-
  (i) tax deducted or collected at source, in accordance with the provisions of Chapter XVII, on any income which is subject to such deduction or collection and which is taken into account in computing such total income;
  (ii) any relief of tax or deduction of tax claimed under section 90 or section 91 on account of tax paid in a country outside India;
  (iii) any relief of tax claimed under section 90A on account of tax paid in any specified territory outside India referred to in that section; and
  (iv) any tax credit claimed to be set off in accordance with the provisions of section 115JAA 1[or section 115JD].]]
  (2) After a regular assessment under 3[section 115WE or section 115WF or section 143] or section 144 4[or 5[an assessment under section 153A or section 158BC]] has been made, any amount paid under sub-section (1) shall be deemed to have been paid towards such regular assessment 4[or assessment, as the case may be].
  6[(3) If any assessee fails to pay the whole or any part of such tax or interest or both in accordance with the provisions of sub-section (1), he shall, without prejudice to any other consequences which he may incur, be deemed to be an assessee in default in respect of the tax or interest or both remaining unpaid, and all the provisions of this Act shall apply accordingly.]]
  7[(4) The provisions of this section as they stood immediately before their amendment by the Direct Tax Laws (Amendment) Act, 1987 (4 of 1988), shall apply to and in relation to any assessment for the assessment year commencing on the 1st day of April, 1988, or any earlier assessment year and references in this section to the other provisions of this Act shall be construed as references to those provisions as for the time being in force and applicable to the relevant assessment year.]
  1. Subs. by Act 42 of 1970, s. 27, for section 140A (w.e.f. 1-4-1971). Earlier section 140A was inserted by Act 5 of 1964, s. 34 (w.e.f. 1-4-1964).
  2. Subs. by Act 41 of 1975, s. 41, for sub-section (1) (w.e.f. 1-4-1976).
  3. Subs. by Act 49 of 1991, s. 45, for "section 139 or section 148" (w.e.f. 27-9-1991).
  4. Subs. by Act 18 of 2005, s. 43, for "section 139" (w.e.f. 1-4-2006).
  5. Subs. by Act 27 of 1999, s. 63, for "or, as the case may be, section 148" (w.e.f. 1-6-1999).
  6. Subs. by Act 32 of 2003, s. 63, for "as the case may be, section 158BC" (w.e.f. 1-6-2003).
  7. Subs. by Act 21 of 2006, s. 34, for "after taking into account the amount of tax, if any, already paid under any provision of this Act" (w.e.f. 1-4-2007).
  8. Ins. by Act 23 of 2012, s. 60 (w.e.f. 1-4-2013).
  9. Subs. by Act 4 of 1988, s. 45, for "the assessee shall be liable to pay such tax before furnishing the return and the return shall be accompanied by proof of payment of such tax" (w.e.f. 1-4-1989).
  10. Ins. by Act 7 of 2017, s. 57 (w.e.f. 1-4-2018).
  11. Subs. by Act 7 of 2017, s. 57, for "and interest" (w.e.f. 1-4-2018).
  12. Ins. by Act 4 of 1988, s. 45 (w.e.f. 1-4-1989).
  13. Subs. by Act 7 of 2017, s. 57, for "and interest as aforesaid, the amount so paid shall first be adjusted towards" (w.e.f. 1-4-2018).
  14. Ins. by Act 14 of 2001, s. 61 (w.r.e.f. 1-4-1989).
  15. Subs. by Act 18 of 2005, s. 43, for sub-section (1A) (w.e.f. 1-4-2006). Earlier
  16. Subs. by Act 21 of 2006, s. 34, for clause (i) (w.e.f. 1-4-2007).
  1. Ins. by Act 23 of 2012, s. 60 (w.e.f. 1-4-2013).
  2. Subs. by Act 21 of 2006, s. 34, for the Explanation (w.e.f. 1-4-2007).
  3. Subs. by Act 18 of 2005, s. 43, for "section 143" (w.e.f. 1-4-2006).
  4. Ins. by Act 27 of 1999, s. 63 (w.e.f. 1-6-1999).
  5. Subs. by Act 32 of 2003, s. 63 (w.e.f. 1-6-2003).
  6. Subs. by Act 4 of 1988, s. 45, for sub-section (3) (w.e.f. 1-4-1989).
  7. Ins. by Act 36 of 1989, s. 14 (w.e.f. 1-4-1989).