Key Costs Rules (Post-1/4/13) KEY COSTS RULES (Post-1/4/13) <- Back to Home Page CPR 44 – General Rules about Costs Practice Direction to CPR 44 CPR 45 – Fixed Costs Practice Direction to CPR 45 CPR 46 – Costs – Special Cases Practice Direction to CPR 46 CPR 47 – Procedure for Detailed Assessment of Costs and Default Provisions Practice Direction to CPR 47 CPR 48 – Transitional Provisions Practice Direction to CPR 48