Yes its on your record, if you need reference later, yes...they can divulge, and you cant use POPIA, they have a duty to be truthful, yes CCMA is public record...
@MariusJochems advise the DOL to email the employer for the UI19 and salary schedule. Else go to the CCMA before 90days and they can settle it conciliation for you, state as Unfair labor practice
