Conditions for citizens to make a will legally effective:
 1. The testator must have the capacity to act when making a will.
 2. A will must express the true will of the testator. A will made under duress or deception is invalid.
 3. The content of a will is lawful and may not go against the public interest.
 4. The testamentary successor must survive at the beginning of succession. If the testamentary successor dies before the decedent, this part of the will is invalid.
 Article 17 of the Inheritance Law states that a notarial will shall be made by the testator through a notary office.
 A self written will shall be written and signed by the testator, and shall be marked with the following year, month and day.
 A will written on behalf of the testator shall be witnessed by two or more witnesses, one of whom shall write on behalf of the testator, noting the next year, month and day, and shall be signed by the proxy, other witnesses and the testator.
 A will made in the form of a sound recording shall be witnessed by two or more witnesses. A testator may make an oral will in a critical situation.
 An oral will shall be witnessed by two or more witnesses. If a testator is able to make a will in writing or by recording after the emergency situation is relieved, his oral will shall be invalid.