By using the <nis:link nis:type=tag nis:id=BIS nis:value=BIS nis:enabled=true nis:link/> Care app and following these simple steps, consumers can verify the "Unique Registration Number" under the <nis:link nis:type=tag nis:id=CRS nis:value=CRS nis:enabled=true nis:link/> standard mark.