Simplify the following text for a Grade 12 native English-speaking person.
Original: The decision was later quashed by the High Court of Justice when on 5 October , Mr Justice Collins overturned the suspension , regardless of the outcome of Livingstone 's appeal concerning the breach of standards .
Simplified: On 5 October 2006 at the High Court of Justice , Mr Justice Collins overturned the decision to suspend Livingstone , regardless of the outcome of his appeal concerning the breach of standards .