12. (1) Any scheme framed by an agency in Bangladesh other than a Board in respect of any of the matters enumerated in clause (3) of Article 9 or clause (3) of Article 10 shall, if its estimated cost exceeds the amount to be prescribed by the Government, be submitted to the Government through the Board concerned and the Government may pass any of the orders contemplated by clause (2) of Article 11 ¹[: Provided that any such scheme framed by a power generating station, run by any person or entity other than Power Board, to fulfil its obligations under any contract entered into between its owner and the Government shall not be required to be submitted through the Board concerned.] (2) A Board may, with the approval of the Government, undertake the execution of any scheme or exercise technical supervision and administrative and financial control over the execution of any scheme framed or sponsored by any agency in respect of the matters enumerated in clause (3) of Article 9 or, as the case may be, clause (3) of Article 10.