What powers does clause (4) grant to both Houses of Parliament with respect to the continuance of a Proclamation?
Clause (4) grants the following powers to both Houses of Parliament with respect to the continuance of a Proclamation:

1. They can pass a resolution for the continuance in force of a Proclamation approved under clause (3) for any period beyond the expiration of one year from the date of issue of such Proclamation.
2. The resolution must be passed while a Proclamation of Emergency is in operation, either in the whole of India or in the whole or any part of the State.
3. The Election Commission must certify that the continuance in force of the Proclamation approved under clause (3) during the period specified in the resolution is necessary on account of difficulties in holding general elections to the Legislative Assembly of the State concerned.