A will is a unilateral civil legal act that the decedent disposes of personal property before his death and takes effect after his death. Article 16 of the Inheritance Law stipulates that a citizen may dispose of his personal property by making a will in accordance with the provisions of this Law, designate his personal property to be inherited by more than one legal heir through a will, or make a will to give his personal property to someone other than the legal heir. ?

According to the inheritance law and relevant judicial interpretations, a will is only valid if it meets certain conditions. The valid conditions of a will include:

(1) A testator must have testamentary capacity, that is, a person with full capacity for civil conduct is qualified to make a will.

(2) A will must be the true intention of the testator, and wills made by coercion or deception and forged wills are invalid; If the will is tampered with, the tampered contents are invalid.

(3) The content of the will must be legal, that is, the testator shall not use the will to dispose of property that does not belong to him, and shall not cancel or reduce the inheritance rights and shares of those legal heirs who lack the ability to work and have no source of income.

(4) The form of will must be legal. There are five ways of wills stipulated by law: notarized wills, self-written wills, written wills, oral wills and recorded wills. Among them, the notarized will is handled by the testator through the notary office; The self-made will was written by the testator.