Yes there is.
"363Licence required for use of TV receiver
(1)A television receiver must not be installed or used unless the installation and use of the receiver is authorised by a licence under this Part.
(2)A person who installs or uses a television receiver in contravention of subsection (1) is guilty of an offence.
(3)A person with a television receiver in his possession or under his control who—
(a)intends to install or use it in contravention of subsection (1), or
(b)knows, or has reasonable grounds for believing, that another person intends to install or use it in contravention of that subsection,
is guilty of an offence."
https://www.legislation.gov.uk/ukpga/2003/21/part/4
---------- Post added at 12:52 ---------- Previous post was at 12:50 ----------
But some people don't know that as can be seen on this post and was the point of my post, yet everyone jumped on me.
That wasn't my point. I was simply stating you would be in breach of contract for having Sky TV as per the example.