| (a) | - | is unable to discharge the functions or perform the duties imposed on him by or under the provisions of this Act or rules made thereunder; or |
| (b) | - | has persistently defaulted in complying with any direction given by the Board under this Act; or |
| (c) | - | has violated the terms and conditions of the letter of approval; or |
| (d) | - | whose financial position is such that he is unable to fully and efficiently discharge the duties and obligations imposed on him by the letter of approval, and |