The NordicAST (Nordic Committee on Antimicrobial Susceptibility Testing) is a working group for methodology in antimicrobial susceptibility testing including members from Sweden, Norway, Denmark, Finland and Iceland. The group was first formed on 1 January 2011 by Sweden, Norway and Denmark but in 2016 Finland and Iceland were included in the group and the official language was changed to English. The group members are appointed by the Swedish Society for Medical Microbiology (three members), the Norwegian Working Group on Antibiotics (NWGA; three members) the Danish methodology group (Danres-M; three members) and the Finnish Study Group for Antimicrobial Resistance (FIRe; three members).

More information is found on the NordicAST website.