Find Days Remaining with many criteria's

Greetings fellow users,



I an working on a passport and residency renewal sheet , and i started working on a Days remainig Column ,but After Rigorous attempts with the If Function , i am still not able to Rectify it ( I want the Days remaining Column to work according to the Exp date Column and as per the Criteria's mentioned in Column A2 & B2 . can anyone suggest me , where i am going wrong in the If Function Formula in the Days remaining or should i try something else. Thank you

* Attached is the File For Reference.