JUDGMENT J.N. PATEL, J: 1. The petitioner seeks a Writ of Mandamus by way of an order and direction for setting aside the impugned notices and orders referred to in Exhibit A-1, Exhibit A-2 and Exhibit – M by declaring them as null and void. Further, they have sought declaration that the Circular Exhibit – L is ultra virus the Bombay Entertainment Duty Act, 1983 and seek to quash and set aside the same or such portion thereof including clause 3.2 (e) and that the duty paid by the petitioner is correct amount of duty and the petitioner's liability to pay duty as per their claim specified in para F(c) should be held to be correct and form the correct basis for calculating Entertainment Duty payable by the petitioner along with other ancillary reliefs. 2. The petitioner is interalia engaged in the business of operating a multiplex theatre named as FAME ADLABS in the city of Mumbai at Andheri. It is the petitioner's contention that on the basis of the statements and objects of the Ordinance and on the basis of Section 3 13(a) of the Bombay Entertainment (Amendment) Act, 2001 (Mah II of 2002), the petitioner applied for exemption and setting up the multiplex for which the petitioner invested huge capital, time and efforts. On the assurance of the respondent nos.1, the petitioner went ahead and set up the multiplex on the clear understanding that the nature of exemption was retention benefit whereby the petitioner was entitled to collect the entertainment duty from the patrons and not to pay the same to the State during the exemption period and, therefore, according to the petitioner, respondent no.4 by virtue of the aforesaid incentive granted to the proprietors of multiplex is estopped from demanding entertainment duty as set out in the impugned orders / impugned notices. 3. The State of Maharashtra has enacted the Bombay Entertainment Duty Act, 1923 (for short the said B.E.D. Act) whose object and purpose is to impose a duty in respect of admission to entertainment in the State of Bombay which has been amended from time to time and the last been amended by the Maharashtra Act, 16 of 2006 which has come into effect on 04.05.2006. Section 3 of the said B.E.D. Act provides for Duty on payments for admission to entertainment which is fixed by the proprietor in so far as it relates to exhibition by cinematograph including video exhibition other than exhibition by means of any type of antenna or cable television within limits of the various corporations which have been prescribed in the table. Explanation - Clause (b) and clause (c) of section 3(1) of the said B.E.D. Act of 1923 came to be substituted by Act No.22 of 2003, dated 01.08.2003. _______________________________________________________________________ Serial No. Area Rate of entertainment duty on payment for admission by the proprietor 1 Within the limits of Brihan Mumbai Municipal Corporation 45 percent _____________________________________________________________ 4. Therefore, the prevailing rate of entertainment duty on payment for admission fixed by the proprietor within the limits of Brihan Mumbai Municipal Corporation was specified as 45% by virtue of sub section 13(a) of section 3 which was added by Maharashtra Act 2 of 2002, s.3 wherein certain incentives were provided for proprietors of Multiplex Theatre Complex. 5. Sub clause (b) of section section (13) of section 3 provided for concession in duty as provided in clause (a) which was made available to the proprietors of Multiplex Theatre Complex and provides as under: (a) The petitioner in its 4th year from the date of commencement (hereinafter referred “DOC”) of operations of the Multiplex and is liable to pay 25% of the normal duty leviable. The entertainment duty is payable at the rate of 25% of the rate of duty leviable (i.e.25% of 45%) as per the provisions of the Section 3 (13) (a) of the said B.E.D. Act. However, the rate of entertainment duty payable under the Act can be determined on the basis of “payment for admission”. The “payment for admission” is fixed by the proprietor of the Multiplex Theatre. (b) Section 3(1)(c) of the said B.E.D.Act provides for the rate of entertainment duty on payment for admission which is fixed by the proprietor. On perusal of the table under section 3(1)(c), it is important to point out that the amount paid for admission to the Multiplex theatre is to be fixed by the proprietor of the Multiplex. (b) Section 3(1)(c) of the said B.E.D.Act provides for the rate of entertainment duty on payment for admission which is fixed by the proprietor. On perusal of the table under section 3(1)(c), it is important to point out that the amount paid for admission to the Multiplex theatre is to be fixed by the proprietor of the Multiplex. For the sake of convenience Table below Section 3(1)(c) is reproduced which is as under: _______________________________________________________________________ Serial No. Area Rate of entertainment duty on payment for ad