Bitfinex is modifying account privileges for New York Residents, effective August 10th, 2015.
Account & Service Changes

All New York Residents must withdraw all cryptocurrency balances currently held on Bitfinex by 4:00 pm EDT on August 15, 2015. ...
As New York Residents may no longer keep cryptocurrency balances, they will no longer have access to the following features on Bitfinex.com.