ISO 22727:2007规定了公共信息符号的创建和设计要求。它规定了作为经批准的公共信息符号提交注册的公共信息符号的设计要求，包括线宽、图形符号元素的使用以及如何表示否定。它还指定了用于公共信息符号设计的模板。 ISO 22727:2007适用于所有参与公共信息符号调试、创建和设计的人员。不适用于包括消防安全标志在内的安全标志，也不适用于公路上使用的交通标志。 示例仅用于说明目的，不构成对特定公共信息符号的要求。

ISO 22727:2007 specifies requirements for the creation and design of public information symbols. It specifies requirements for the design of public information symbols for submission for registration as approved public information symbols, including line width, the use of graphical symbol elements and how to indicate negation. It also specifies templates to be used in the design of public information symbols. ISO 22727:2007 is for use by all those involved in the commissioning and the creation and design of public information symbols. It is not applicable to safety signs, including fire safety signs, or to traffic signs for use on the public highway. Examples are given for illustrative purposes only and do not constitute requirements for particular public information symbols.