A contract signed on a holiday is valid if the following conditions are met:

1. Both parties to the contract have corresponding civil capacity;

2. Both parties to the contract After negotiation, the parties can reach an agreement on the main content of the contract, and the expressions of intention of both parties are true;

3. The content of the contract does not violate the mandatory provisions of laws and regulations as well as public order and good customs;

4. The form of contract conclusion must comply with the corresponding legal regulations.

The circumstances under which a contract is invalid are as follows:

1. A contract signed by a person without capacity for civil conduct is invalid;

2. The actor and the counterparty use false intentions to Indicates that the signed contract is invalid;

3. A contract that violates the mandatory provisions of laws and administrative regulations is invalid;

4. A contract that violates public order and good customs is invalid;

5. Contracts that collude maliciously and damage the legitimate rights and interests of others are invalid.

The circumstances for the termination of the contract are as follows:

1. The debt has been performed as agreed;

2. The contract is terminated;

3. Debts offset each other;

4. The debtor deposits the subject matter in accordance with the law;

5. The creditor is exempted from the debt;

6. The creditor's rights and debts belong to the same person;< /p>

7. Other circumstances for termination as stipulated by law or agreed upon by the parties.

To sum up, workers have the right to rest. During holidays, the employer must take holidays according to regulations. If it cannot arrange vacations, it must pay corresponding wages according to regulations. Signing a contract on a holiday does not invalidate the contract. If the parties have civil capacity, sign the contract voluntarily, and the content of the contract does not violate the mandatory provisions, the contract signed on the holiday will be valid.

Legal basis:

Article 490 of the "People's Republic of China and Civil Code"

If the parties conclude a contract in the form of a contract, they shall A contract is established when both parties sign, seal or fingerprint. Before signing, sealing or fingerprinting, one party has performed its main obligations and the contract is established when the other party accepts it.

Laws, administrative regulations or the parties agree that a contract should be concluded in writing. If the parties do not do so in writing but one party has performed its main obligations and the other party accepts it, the contract is established.