Mental Competency Definition and Legal Meaning

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

What is Mental Competency?

(n) Mental competency is the measure of mental ability of a person to do any act enter in to any contract with required presence of mind. An agreement is void if it is executed with an external influence like coercion, threatening, lunacy, affects of alcohol, narcotics etc, on any of the parties. So mental competency means the state of mind without external influences.