Equity has produced an extensive guide on copyright. This link provides you with a PDF version of this resource: Equity Copyright Guide. Appendix 5 includes useful information for small scale theatre choreographers.
Equity can advise and represent members on copyright issues.
The Intellectual Property Enterprise Court
This is a new civil court which deals with intellectual property issues such as patents, copyright or trademark disputes. It can be used for copyright infringement claims under £10,000. More information on the court process can be found here: http://bit.ly/Qy57XQ.
This new court provides an extremely useful mechanism with which Equity are able to represent members in this complex area.