Part 36 Offer Calculator

How to use this calculator

Select who made the offer (claimant or defendant), enter the offer amount, dates, and judgment amount. The calculator shows the costs consequences under CPR Part 36.

Costs consequences under CPR r.36.17 where a party beats (or fails to beat) its own Part 36 offer at trial.

Who made the offer?

Offer and judgment details

Part 36 offer amount (£)

Date of service of offer

Judgment/award amount (£)

Date of judgment

Costs to end of relevant period (£)

Costs from expiry of relevant period (£)

Interest rate

% above base rate Fixed rate

Base rate (%)

% above base (max 10)