One of the main deterioration reasons of concrete structures is the corrosion. It is the result of poor construction maintenances. Unsatisfactory diagnosis of defects' causes and no fracture control of concrete structures and also incorrect repair specifications and incorrect materials and techniques selecting for the repair inevitably lead to the concrete structures' deterioration. Every country is developing the national standards for using as manuals for the protection and repair of concrete structures against corrosion to avoid these negative factors. The article is dedicated to the comparative analysis of the harmonized Russian state standards and Eurocodes for the protection and repair of concrete structures against corrosion.