This is my first tab so please be nice. I may have made a few mistakes so please 
tell me in case you find any :) Hope you enjoy the song.

You can use both open chords or Barre chords. Both sound good :)

Chords
A - C#m 
D - Em 
Bm (x24432@1)Strumming Pattern
DDD UUU D

INTRO
A- (x02220@1)C#m- (x13321@4)D- (xx0232@1)Emx (022000@1)2

Play A twice and then song starts

BmKyon (x24432@1)chalti hai pavan
BmKyon (x24432@1)jhume hai gagan
Bm (x24432@1)                 EKyon (022100@1)machalta hai mann
                A (x02220@1)   C#mD ENa (022100@1)tum jano na hum
A (x02220@1)   C#m (x13321@4)   D (xx0232@1)   ENa (022100@1)tum jano na hum

BmKyon (x24432@1)aati hai bahaar
BmKyon (x24432@1)lutta hai karaar
Bm (x24432@1)                EKyon (022100@1)hota hai pyaar
                A (x02220@1)   C#mD ENa (022100@1)tum jano na hum
A (x02220@1)   C#m (x13321@4)  D (xx0232@1)   ENa (022100@1)tum jano na hum

A (x02220@1)Dhadakta bhi hai tadapta bhi hai
D (xx0232@1)             E (022100@1)               AYe (x02220@1)dil kyon achanak bahakta bhi hai
AMahakta (x02220@1)bhi hai
AChahakta (x02220@1)bhi hai
D (xx0232@1)             E (022100@1)              AYe (x02220@1)dil kya vafa ko samajhta bhi hai
BmKyon (x24432@1)milti hain nazar
Bm (x24432@1)Kyon hota hai asar
Bm (x24432@1)                EKyon (022100@1)hoti hai sahar
               A (x02220@1)   C#mD ENa (022100@1)tum jano na hum
A (x02220@1)   C#m (x13321@4)  D (xx0232@1)   ENa (022100@1)tum jano na hum

BmKyon (x24432@1)chalti hai pavan
BmKyon (x24432@1)jhume hai gagan
Bm (x24432@1)                 EKyon (022100@1)machalta hai mann
                A (x02220@1)   C#mD ENa (022100@1)tum jano na hum
A (x02220@1)   C#m (x13321@4)   D (xx0232@1)   E (022100@1)BmKyon (x24432@1)aati hai bahaar
BmKyon (x24432@1)lutta hai karaar
Bm (x24432@1)                EKyon (022100@1)hota hai pyaar
                A (x02220@1)   C#mD ENa (022100@1)tum jano na hum
A (x02220@1)   C#m (x13321@4)  D (xx0232@1)   ENa (022100@1)tum jano na hum

Thank you