Typically for getting a SUPERGAS connection it's one day. But it may be greater factoring in other variables like safety of the manifold, distance from the filling plant etc. These 2 documents are required at the time of issuing a new LPG connection. Photo identity proof and Address proof . Address proof can be self certified . Typical Photo identity documents are : Passport, Driving License, Pan Card , Aadhar Card, Ration Card, Voter Identity Card, Employer Identity Card ( for reputed employers)