Street Dog — Dog bit my brother 2 times

Address:

F.f, bck left flat, f-108,108a, Street no.7, pipal road, Mohan garden, uttam nagar, new delhi

I am a resident of mohan garden uttam nagar..
There is a dog in street no.7, rama park road who has bit my brother twice in previous 8 months... I request the authority to take appropriate action or many people may get affected by this action...