http://www.bbc.co.uk/news/entertainment-arts-37477229
So you'll need to login but not used as part of the enforcement? Yea right.
They'll claim its not used for enforcement, but if say 10 houses in a postcode have a TV license and they spot 15 in that postcode logging in and streaming, you can be sure they'll be a friendly "officer" going door to door to check the area.
Boggles the mind how they think enforcing a TV license for the iPlayer is possible without bringing in some kind of unique code tied to an individual license.