BBC (in-universe)

In 1976 UNIT, members of the band Plasticine, the Seventh Doctor, Bernice Summerfield and Ace break into the BBC in an attempt to stop a Vardan invasion. (NA: No Future)

Whilst in 2001 Fitz Kreiner noted to himself that even the BBC logo had changed to a blocky square style (changed with regard to his time in the 1960s). (EDA: Escape Velocity)

In 1996 the Blue Peter garden is destroyed by a member (or members) of the Faction Paradox the affect of which was a far more intense psychological reaction than any direct assault on the people's psyche. (EDA: Interference: Book Two)