Sum Certain Definition and Legal Meaning

On this page, you'll find the legal definition and meaning of Sum Certain, written in plain English, along with examples of how it is used.

What is Sum Certain?

(n) A ‘sum certain’ is used to represent that the amount involved in the agreement is stated specifically and absolutely, which will in no circumstances change due to an event taken place after the documentation of the contract or agreement. For an example a fixed rent allowance is sum certain where as re-imbursement of rental expenses is not a sum certain