Section 170 in The Central Goods and Services Tax Act
Title: Rounding off of tax etc
The amount of tax, interest, penalty, fine or any other sum payable, and the amount of refund or any other sum due, under the provisions of this Act shall be rounded off to the nearest rupee and, for this purpose, where such amount contains a part of a rupee consisting of paise, then, if such part is fifty paise or more, it shall be increased to one rupee and if such part is less than fifty paise it shall be ignored.
Title: Antiprofiteering measure
(1) Any reduction in rate of tax on any supply of goods or services or the benefit of input tax credit shall be passed on to the recipient by way of commensurate reduction in prices.
(2) The Central Government may, on recommendations of the Council, by notification, constitute an Authority, or empower an existing Authority constituted under any law for the time being in force, to examine whether input tax credits availed by any registered person or the reduction in the tax rate have actually resulted in a commensurate reduction in the price of the goods or services or both supplied by him.
(3) The Authority referred to in sub-section (2) shall exercise such powers and discharge such functions as may be prescribed.
Title: Removal of difficulties
(1) If any difficulty arises in giving effect to any provisions of this Act, the Government may, on the recommendations of the Council, by a general or a special order published in the Official Gazette, make such provisions not inconsistent with the provisions of this Act or the rules or regulations made thereunder, as may be necessary or expedient for the purpose of removing the said difficulty:
Provided that no such order shall be made after the expiry of a period of three years from the date of commencement of this Act.
(2) Every order made under this section shall be laid, as soon as may be, after it is made, before each House of Parliament.
Title: Amendment of Act 32 of 1994
Save as otherwise provided in this Act, Chapter V of the Finance Act, 1994 shall be omitted.
Title: Repeal and saving
(1) Save as otherwise provided in this Act, on and from the date of commencement of this Act, the Central Excise Act, 1944 (except as respects goods included in entry 84 of the Union List of the Seventh Schedule to the Constitution), the Medicinal and Toilet Preparations (Excise Duties) Act, 1955, the Additional Duties of Excise (Goods of Special Importance) Act, 1957, the Additional Duties of Excise (Textiles and Textile Articles) Act, 1978, and the Central Excise Tariff Act, 1985 (hereafter referred to as the repealed Acts) are hereby repealed.
(2) The repeal of the said Acts and the amendment of the Finance Act, 1994 (hereafter referred to as "such amendment" or "amended Act", as the case may be) to the extent mentioned in the sub-section (1) or section 173 shall not—
revive anything not in force or existing at the time of such amendment or repeal; or
affect the previous operation of the amended Act or repealed Acts and orders or anything duly done or suffered thereunder; or
affect any right, privilege, obligation, or liability acquired, accrued or incurred under the amended Act or repealed Acts or orders under such repealed or amended Acts:
Provided that any tax exemption granted as an incentive against investment through a notification shall not continue as privilege if the said notification is rescinded on or after the appointed day; or
affect any duty, tax, surcharge, fine, penalty, interest as are due or may become due or any forfeiture or punishment incurred or inflicted in respect of any offence or violation committed against the provisions of the amended Act or repealed Acts; or
affect any investigation, inquiry, verification (including scrutiny and audit), assessment proceedings, adjudication and any other legal proceedings or recovery of arrears or remedy in respect of any such duty, tax, surcharge, penalty, fine, interest, right, privilege, obligation, liability, forfeiture or punishment, as aforesaid, and any such investigation, inquiry, verification (including scrutiny and audit), assessment proceedings, adjudication and other legal proceedings or recovery of arrears or remedy may be instituted, continued or enforced, and any such tax, surcharge, penalty, fine, interest, forfeiture or punishment may be levied or imposed as if these Acts had not been so amended or repealed;
affect any proceedings including that relating to an appeal, review or reference, instituted before on, or after the appointed day under the said amended Act or repealed Acts and such proceedings shall be continued under the said amended Act or repealed Acts as if this Act had not come into force and the said Acts had not been amended or repealed.
(3) The mention of the particular matters referred to in sub-sections (1) and (2) shall not be held to prejudice or affect the general application of section 6 of the General Clauses Act, 1897 with regard to the effect of repeal.