(4) Notwithstanding anything contained in this Act, or in the , or in his licence or in any agreement entered into by him for the supply of energy, a licensee shall be bound to comply with any direction given to him under sub section (1) and any action taken by him in 483 pursuance of any such direction shall not be deemed to be a contravention of section 23." Even though the licensee has no right to show undue preference to any person in the matter of supply of electrical energy and it is open to the licensee with the previous sanction of the Government to enter into an agreement with a consumer containing conditions including the stipulation regarding the charges payable by the consumer for a specified period subject to the other provision of the Act, section 22 A of the Act authorises the State Government to give directions to a licensee in regard to the supply of energy to an establishment referred to in sub section (1) in preference to any other consumer and it also provides that in the case of any establishment referred to in sub section (1) if an agreement has been entered into by a licensee whether made before or after the commencement of the Electricity (Amendment) Act, 1959 for the supply of energy, the licensee shall continue to supply energy to such establishment on the same terms and conditions as are specified in the agreement even after the expiry of the agreement until he receives a notice in writing from the establishment requiring him to discontinue the supply.