(1) Where the Government undertakes the defence of a suit against a public officer, the ¹[Government pleader] upon being furnished with authority to appear and answer the plaint, shall apply to the court, and upon such application the Court shall cause a note of his authority to be entered in the register of civil suits.

(2) Where no application under sub-rule (1) is made by the ¹[Government pleader] on or before the day fixed in the notice for the defendant to appear and answer, the case shall proceed as in a suit between private parties:

Provided that the defendant shall not be liable to arrest, nor his property to attachment, otherwise than in execution of a decree.