Legal Analysis: The fees for signature handwriting appraisal vary from place to place, and it will cost 800 yuan to 2,000 yuan to find a specialized appraisal agency. Generally speaking, handwriting identification will be used in contract disputes and debt disputes. If the parties have any objection to the authenticity of the contract signature or debt signature, they may put forward handwriting identification.

Legal basis: general rules of judicial expertise procedure

Article 6 Judicial authentication institutions and judicial authenticators shall keep state secrets and business secrets they know in their practice activities, and shall not disclose personal privacy.

Article 7 A judicial expert shall recuse himself in accordance with the relevant litigation laws and the provisions of these General Rules.

Eighth judicial expertise fees in accordance with the relevant provisions of the state.