According to Motor vehicle Act 1988, punishable quantity of Alcohol in blood is

(A) 30 ml In 100 ml of blood> I.P.C. Sec. 185 Driving by a drunken person or by a person under the influence of drugs. - Whoever, while driving, or at- tempting to drive, a motor vehicle -(a) has, in his blood, alcohol exceeding 30 mg Per 100 ml. of blood detected in a test by a breath analyser, or(b) is under the influence of a drug to such an extent as to be incapable of exercising proper control over the vehicle.> shall be punishable for the first offence with imprisonment for a term which may extend to six months, or with fine which may extend to two thousand rupees, or with both; and for a second or subsequent offence, if committed within three years of the commission of the previous similar offence, with imprisonment for a term which may extend to two year, or with fine which may extend to three thousand rupees, or with both.> Explanation - For the purposes of this section, the drug or drugs specified by the Central Government in this behalf, by notification in the Official Gazette, shall be deemed to render a person incapable of exercising proper control over a motor vehicle. Corresponding Law. - Section 185 corresponds to section 117 of the Motor Vehicles Act, 1939. Objects and Reasons. - Clause 185 provides for punishment or driving under the influence of drink or drug