TTM06030 | Relevant shipping profits: Outline
From HM Revenue & Customs · Tonnage Tax Manual
Tonnage tax activities
As explained in TTM06010, a company’s income from its ‘tonnage tax activities’ will form part of its ‘relevant shipping profits’.
Its ‘tonnage tax activities’ will consist of
The income from these activities will include all the income that is normally treated as trading income including, for example, exchange gains.
For companies that manage (but do not operate) ships, their tonnage tax activities are the same as they would be for companies which operate (and manage) ships.