In the title of official documents, punctuation marks are generally not used except for laws and regulations (rules) and their names.

According to Item 6 of Article 1 of the Measures for Handling Official Documents of State Administrative Organs,

The title of an official document should accurately and concisely summarize the main contents of the official document and indicate the type of the official document, and generally indicate the issuing authority. In addition to the names of laws and regulations and book titles, punctuation marks are generally not used in the titles of official documents.

Extended information:

According to the provisions in the Measures for Handling Official Documents of State Administrative Organs:

Article 1: Official documents generally consist of confidentiality level and duration, urgency, identification of the issuing authority, document number, issuer, title, main sending authority, text, annex description, written date, seal, notes, attachments, subject words, and so on.

(1) Official documents involving state secrets shall be marked with the classification and duration of confidentiality, among which "top secret" and "confidential" official documents shall also be marked with the number of copies.

(2) urgent official documents shall be marked as "extremely urgent" and "urgent" respectively according to the urgency. Among them, telegrams should be marked with "special mention", "extremely urgent", "urgent" and "ordinary urgent" respectively.

(3) The full name or standardized abbreviation of the issuing authority shall be used for the identification of the issuing authority; Joint writing, the organizer is ranked first.

(4) The document number shall include the agency generation word, year and serial number. Joint writing, only indicate the number of the organizer.

(5) The name of the issuer and countersigner shall be indicated in the above article. Among them, the "request for instructions" shall indicate the name and telephone number of the contact person in the note.

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