140. (1) No person shall be a member of both Houses of a Provincial Legislature and rules made by the Governor shall provide for the vacation by a person who is chosen a member of both Houses of his seat in one House or the other.

(2) No person shall be a member both of the Federal Parliament and of a Provincial Legislature and if a person is chosen a member both of the Federal Parliament and of a Provincial Legislature, then, at the expiration of such period as may be specified in rules made by the Governor of the Province, that person’s seat in the Provincial Legislature shall become vacant, unless he has previously resigned his seat in the Federal Parliament.

(3) If a member of a House of the Provincial Legislature –

(a) becomes subject to any of the disqualifications mentioned in sub-section (1) of the next succeeding section; or

(b) resigns his seat by writing under his hand addressed to the Chairman or the Speaker, as the case may be,

his seat shall thereupon become vacant.

(4) If for a period of sixty days a member of a House of the Provincial Legislature is without permission of the House absent from all meetings thereof, the House may declare his seat vacant:

Provided that in computing the said period of sixty days no account shall be taken of any period during which the House is prorogued or is adjourned for more than four consecutive days.