ancillary or subservient thereto, and the preamble stated: 625 "Whereas contract carriages and certain other categories of public service vehicles are being operated in the State in a matter highly detrimental and prejudicial to public interest; And whereas with a view to prevent such misuse and also to provide better facilities for the transport of passengers by road and to give effect to the policy of the State towards securing that the ownership and control of the material resources of the community are so distributed as best to subserve the common good and that the operation of the economic system does not result in the concentration of wealth and means of production to the common detriment; And whereas for the aforesaid purposes it is considered necessary to provide for the acquisition of contract carriages and certain other categories of public service vehicles in the State and for matters incidental, ancillary or subservient thereto . " Section 2 contains the declaration to the following effect: "It is hereby declared that this Act is for giving effect to the policy of the State towards securing the principles specified in clauses (b) and (c) of Article 39 of the Con stitution of India and the acquisition therefore of the contract carriages and other property referred to in section 4." Under ss 4 contract carriages owned or operated by contract carriage operators along with the respective per mits and/or certificates of registration, as the case may be, vested in the State absolutely free from encumbrances, and compensation for such acquisition was provided under the scheme of the Act.