Cessation of membership - A member other than an ex-officio member of the Board shall be deemed to have vacated his office,-

A member other than an ex-officio member of the Board shall be deemed to have vacated his office,- (i) on his resignation; (ii) on his absence, from three consecutive meetings of the Board without intimation indicating the reason for such absence, sufficient in the opinion of the Board; (iii) on his becoming subject to any of the disqualifications under section 5; (iv) on his ceasing to be a member of the Association or category from which he has been chosen or nominated, as the case may be.