This Practice Note provides guidance on drafting a defence to a claim brought under CPR 7. It should be read in conjunction with Practice Note: Drafting statements of case, which provides guidance on drafting statements of case in general, including formatting requirements, the need for a statement of truth, and electronic filing of statements of case. This Practice Note provides practical tips on drafting a defence to a claim. Guidance is given on attacking any deficiencies in the particulars of claim and including specific defences such as limitation, contributory negligence, illegality and lack of mitigation. For guidance on the formal requirements for defences under the CPR, see Practice Note: Drafting the defence—formalities. This Practice Note only considers drafting a defence for a claim brought under CPR 7. In claims brought under CPR 8, there is no requirement to file a defence (CPR 8.9). For more information on claims brought under CPR 8, see Practice Note: CPR Part 8 claims (alternative procedure for claims). For information on filing the defence,