1. Personal commitment has certain legal effect. Personal commitment is essentially a contract. If the promise can reflect the true wishes of the parties concerned, the contents and terms conform to the legal provisions and do not infringe upon the legitimate rights and interests of others, the promisor has corresponding capacity for civil conduct, the content of the promise does not violate public order and good customs, and the personal promise is protected by law.
2. Legal basis: Article 143 of the Civil Code of People's Republic of China (PRC).
A civil juristic act that meets the following conditions is valid:
(1) The actor has corresponding capacity for civil conduct;
(2) the meaning is true;
(three) does not violate the mandatory provisions of laws and administrative regulations, and does not violate public order and good customs.
Second, what are the conditions for a personal commitment to be legally effective?
1. This commitment reflects the true wishes of both parties. It reflects the expression of the true meaning of the parties and cannot be forced or threatened or lured or deceived;
2. Do not violate relevant laws and regulations. The content of the letter of commitment must comply with the provisions of the law and cannot violate the prohibitive provisions of laws or administrative regulations, otherwise the letter of commitment may be invalid;
3. Do not infringe upon the legitimate interests of others. The promisor can only dispose of what he has the right to dispose of, but shall not infringe upon the legitimate interests of others;
4. The content of the letter of commitment does not violate the principle of public order and good customs.
Only if it is the expression of the true meaning of the parties concerned, and it does not violate the relevant provisions of the law or infringe upon the interests of others, the letter of commitment will be effective and will be protected by law.