ISO 1 2944.1 - 20 1 7 "Paints and varnish protective paint systems for corrosion protection of steel structures, Part 1: General" is the foundational standard for protective coatings systems for steel structures. This standard defines the overall scope of the ISO 12944 series and outlines the relevant Miscellaneous parts. Its main purpose is to provide consistent specifications for the corrosion protection of steel structures to ensure that the Coating system can effectively prevent corrosion and extend the service life of the structure. The standard contains basic terms and definitions, as well as guidelines for health, safety and environment protection. The document also emphasizes the importance of adhering to the standard to avoid serious financial consequences due to inadequate corrosion protection. The updated content includes the update of normative references and the introduction of new requirements, with the aim of enhancing the applicability and accuracy of the standard.