Article 236: Inter-State trade

236. Inter-State trade: Notwithstanding anything contained elsewhere in this Constitution, it is prohibited to make any kind of obstruction to the carriage of goods or extension of services by a State or Local level to another State or Local level or to the carriage of goods or extension of services to any State or Local Level or to levy tax, fee or charge thereon or to make any kind of discrimination on the carriage or extension of such services or goods.