In which cases can substitution be entertained for successful Hajj applicants?

In which cases can substitution be entertained for successful Hajj applicants?

کن صورتوں میں کامیاب حج درخواست دہندگان کے متبادل کو قبول کیا جا سکتا ہے؟
Explanation

Substitution cases are allowed for applicants who cannot proceed for Hajj due to death, serious illness, or other unavoidable reasons, as per Ministry guidelines.