Regulation 10
For the purposes of determining in pursuance of regulation 7 or 8(2)(b) to (f) above whether an offence relating to informing the general public of air fares or standard cargo rates or to the charging of an air fare or failure to abstain from further fare decreases has been committed by a person it is immaterial that the contravention mentioned in that regulation occurred outside the United Kingdom if when it occurred that person–
(a)
was a United Kingdom national,
(b)
was a body incorporated under the law of any part of the United Kingdom, or
(c)
was a person (other than a United Kingdom national or such a body) maintaining a place of business in the United Kingdom.