Is the ISO symbol for first aid copyrighted?

The ISO symbol for first aid, specifically the white cross on a green background, is not copyrighted as it is a standardized symbol defined by the International Organization for Standardization (ISO). However, while the symbol itself is not subject to copyright, its use may be regulated by trademark laws or specific guidelines. Organizations may need to adhere to certain standards when using the symbol to ensure proper representation of first aid services. Always check local regulations for specific usage rights.