According to the relevant provisions of China's civil code, the will written by the old man himself, signed and dated, has legal effect. Handwritten wills are actually self-written wills in law, and wills written by testators themselves become self-written wills. A self-made will shall be written, signed and marked by the testator.

The requirements of this book for wills are:

1, the testator must write the contents of the will and sign it;

2. The testator must personally write the full text of the will with a pen; If the will is printed and finally signed, this practice will be discounted in legal effect. As long as it conforms to the writing format of the self-written will in the Civil Code and the writer is a person with full capacity for civil conduct and disposes of his own property, this self-written will is valid. There are five forms of will, and self-written will is one of them, which is legal and effective.

Legal basis:

civil law

Article 134 A self-made will shall be signed by the testator and marked with the year, month and day.

Article 135 A will written by an agent shall be witnessed by two or more witnesses, one of whom shall write on behalf of the testator, agent and other witnesses, and shall be signed by the testator, agent and other witnesses, indicating the year, month and day.

Article 136 A printed will shall be witnessed by two or more witnesses. The testator and the witness shall sign on each page of the will and indicate the year, month and day.

Article 137 If a will is made in the form of audio and video recording, two or more witnesses shall be present to witness it. The testator and the witness shall record their names or portraits, as well as the year, month and day by audio and video recording.

Article 138 A testator may make an oral will in an emergency. An oral will shall be witnessed by two or more witnesses. After the emergency is eliminated, if the testator can make a will in writing or in the form of audio and video recording, the oral will made is invalid.

As an important form of will, self-written will requires the elderly to write all the contents themselves, and the elderly should write when they are awake. As long as the handwritten will meets the relevant requirements, it will naturally take effect and be protected by law. When writing a will, make sure that the handwriting is clear and complete, and the content is true and reliable.

Article 1 143 A will made by a person without or with limited capacity for civil conduct is invalid.

A will must express the true meaning of the testator, and a will made by fraud or coercion is invalid.

Forged wills are invalid.

If the will is tampered with, the tampered contents are invalid.