As soon as you get married or if you have already planned for it Please send them Letter of Intimation regarding your marriage date and general information about your future wife like name and after getting married as soon as your official paperwork finish you should send them the copy of your marriage certificate then they will soon as you for submitting your wife details and documents and re-submit your forms it will delay your PPR for couple of months if you will reply and act quickly in this matter... Soon they will receive complete information and fees regarding your wife they will call for MR for her as well as ask you to submit Passport parallel... or may be delay your process for some months....