This Practice Note considers claims for a contribution under the Civil Liability (Contribution) Act 1978 (CL(C)A 1978) as to: • when and how it may apply • who can bring a claim under CL(C)A 1978 • the requirement for ‘same damage’ • CL(C)A 1978 and debt claims • the exclusion of costs-only claims from the ambit of CL(C)A 1978 For guidance on issues of jurisdiction, limitation, settlement of the primary claim, the impact of liability exclusion and limitation clauses and practical considerations on bringing a contribution claim, see Practice Note: Civil Liability Contribution Act claims—apportionment, settlement, operational impact. For a quick summary guide of the key considerations in contribution claims, see: Contribution claims key considerations—checklist. In this Practice Note the following terms are used: • C—means the claimant in the original (primary) claim who has suffered the damage for which remedy is sought • D1, D2, D3 etc—means the defendants against any of whom C can bring the original (primary) claim • primary claim—means the original