Property - Development Agreement

Anand S (Accountant) (23 Points)

25 November 2018  
Mr A and Mr B is having a piece of open land approx 1200 sq ft. 
I am entering into an agreement for purchasing the said land and constructing a 4 floorey building on the land. 
The cost of construction will be borne by me and after the construction is completed, the floor area of 2nd & 3rd floors will be gifted to Mr A and Mr B. 

The construction is supposed to be completed within 24 months and the floor ares of Ground & 1st floors will be sold immeditely i.e within 24 months 

What will be the income taxes for me, Mr A and Mr B...?