It's a nivia hard tennis ball cricket tournament 

First 2 overs are of powerful play, where only two players are allowed to field outside 30 yard circle.

At any time minimum 4 players must be kept inside 30 yard circle.

Any number of players can be placed for field either side of the wicket.

Umpires decision will be the final decision.

At every beginning of the innings new ball will be used.