Coating composition, uses and methods for making a substrate frost resistant The present invention pertains to the use ofa coating composition comprising: -at least one polymer (ZW) comprising zwitterionic repeating units derived from at least one zwitterionic monomer (A), -at least one polymer (CA) different from polymer (ZW) comprising repeating units derived from at least one carboxylic acid and/or carboxylic anhydride containing monomer (B), and -at least one crosslinking agent (CL). The invention also pertains to the use ofsaid coating composition (C) for making frost resistant a substrate and to articles coated with composition (C).