Regulation in the media sector?

Which media sector does the body regulates?
ASA regulates the advertising within all of the media sector.
BBFC regulates the film classification
OfCom regulates the communication within all media sector from things they shouldn't do.
PEGI regulates the games industry.
IPSO regulates the press organisation and the code of practice.

How does each body enforce its regulatory powers?
ASA enforces the regulation by claiming everything before it is shown on tv and stuff. They will get complaints if one of them is bad.
BBFC enforces the regulations by having information about each classification and you need parents permission. If they find out it will get denied and rejected.
OffCom enforces the regulation by complaining by ringing up and complain to the ICO.
PEGI enforces the regulation by having the different labels different colours to reinforce the powers.
IPSO enforces the regulation by able to complain quickly as possible to be able to get a respond back.

What are the consequences of not adhering to the regulators rules and codes of practice?
The consequences for the ASA