If you are looking at this page then you are qualified as a coach and are looking at setting yourself up to work as a coach.
Coaches are employed and deployed in a wide variety of ways. It is impossible for us to provide guidance on individual situations, however the following websites may help you to find the information that you need.
HMRC Update - Coaches and private tutors have until 6 January 2012 to register for the Tax Catch-up Plan as part of the HMRC's latest campaign to encourage disclosure of undeclared tax liabilities. Coaches and tutors who register for the plan will have until 31 March 2012 to let HMRC know about any tax owed for the years up to 5 April 2010, and pay the outstanding amount. For more information please see - http://www.hmrc.gov.uk/ris/tcup/index.htm
sportscoach UK useful guidance documents -
Employment Status of Coaches - A Guide for Employers and Deployers of coaches - click here...
sportscoach UK - HMRC Responses to Employment Questions - click here...