matters which may fairly and reasonably be said to be comprehended therein : see The United Provinces v. Mst. Atiqa Begum and Others('); Navinchandra Mafatlal v. The Commissioner of Income-tax, Bombay City(2 ); and Balaji v. Income-tax Officer, Special Investigation Circle("). A taxing entry therefore confers power upon the Legislature to legislate for matters ancillary or incidental includi1ng provisions for preventing evasion of tax. Subsections (1) & (2) of s. 42 are intended to set up machinery for preventing evasion of sales tax. Bnt, in our judgment, the power to confiscate goods carried in a vehicle cannot be said to be fairly and reasonably comprehended in the power to legislate in respect of taxs on sale or purchase of goods. By sub-s. ( 3) the officer in cha,.·ge of the check post or barrier has the power to seize and confiscate any goods which are being carried in any vehicle if they are not covered by the documents specified in the three subclauses. Sub-section ( 3) assumes that all goods carried in a vehicle near a check post are goods which have been sold within the State of Madras ailld in respect of which liability to pay sales tax has arisen, and authorises the. c'.1eck post officer, unless the· 0 specified documents are produced at the check post or the barrier, to seize and confiscate the goods and to give an option to the person affected to pay penalty in lieu of co,nrlscation. provision so enacted on the assumptiC¥1 that goods carried in a vehicle from one Sti).te to another must be presumed to be transported after sale Within the State is unwarranted. In any event power conferred by sub-. (3) to seize and confiscate and to levy penalty in respect of all goods which ate carried ~n a vehicle whether the goods are sold or not is not incidental or ancillary to the power to levy sales tax. A person carrying his own goods even as personal luggage .from one State to another or for consumption, because he is unable . to produce t!Je documents specified in clauses ( i), (ii) & (iii) of sub-s. ( 3) of s. 42, stajllds in danger of having his goods forfeited. Power under sub-section (3) of s. 42 cannot be said to be ancillary or incidental to the power to legislate for levy of sales tax.