Gujarat High Court Civil Manual (subordinate court practice), 1960
(i) When a defendant, not being a public officer, resides in Pakistan, the summons may be sent for service on him under the first proviso to rule 25 of Order V, Schedule I, Civil Procedure Code, to any Court in that country (not being the High Court) having jurisdiction in the place where the defendant resides. (ii) When the defendant is a public officer in Pakistan (not belonging to the Pakistan Military, Naval or Air Forces) the summons may be sent for service on him to the following officers, namely :— (a) Where the defendant is a public officer serving in connection with the affairs of Pakistan or is a servant of a Railway in Pakistan, to the Secretary to the Government of Pakistan in the Ministry of the Interior. (b) Where such defendant is serving in connection with the affairs of any other Government in Pakistan, or under any local authority in Pakistan, to the Home Secretary to that Government, or, as the case may be, to the Home Secretary to the Government within whose territory the local authority has its jurisdiction. (Ministry of Law Notification No. F-22-1/51-L, dated the 1st September 1951.)