It doesn’t happen often, but the existence of fraud can cause a Will to be invalid. Fraud is simply a lie (called a misstatement of a material fact in legal parlance).  Thus, if someone lies to a person creating a Will (called the testator) and that lie causes a different disposition under the Will than

When creating a California Will there are a few basic steps that must be met from a legal perspective in order for that Will to be legally valid.  In their simplest form, the two areas required for a valid California Will are the necessary “Intentionalities” and the required “Formalities.”

Intentionalities:

Intentionalities  evidence a person’s intent

No contest clauses were originally referred to as “In Terrorem” clauses. In Terrorem is Latin for “To Scare the Pants off my Beneficiaries”—loosely translated. And that’s what a no contest clause is supposed to do, prevent a trust or will contest by disinheriting a beneficiary who dares to contest the terms of the instrument.

California