See Step 6 of the relevant guideline for dangerous dog offences:

• Breeding, selling, exchanging or advertising a prohibited dog, Dangerous Dogs Act 1991, S.1(7)
• Owner or person in charge of a dog dangerously out of control in any place in England and Wales (whether or not a public place), Dangerous Dogs Act 1991, s.3(1)
• Owner or person in charge of a dog dangerously out of control in any place in England and Wales (whether or not a public place) where a person is injured, Dangerous Dogs Act 1991, s.3(1)
• Owner or person in charge of a dog dangerously out of control in any place in England and Wales (whether or not a public place) where an assistance dog is injured or killed, Dangerous Dogs Act 1991, s.3(1)
• Owner or person in charge of a dog dangerously out of control in any place in England and Wales (whether or not a public place) where death is caused, Dangerous Dogs Act 1991, s.3(1)
• Possession of a prohibited dog, Dangerous Dogs Act 1991, S.1(7)