Window Blinds.
The union have clearly had to repudiate the call from BASSA and are probably hoping an ex employee made the call.
As it is an addition to what is custom and practise, what would happen, as an individual who forgot or chose not to do it? Would it be refusing a reasonable instruction?
Now before everyone starts getting all Daily Mail on me, I am asking what legal challenge could be made.
Have a listen to the audio file on here regarding holiday pay and trade unions. Interesting HR speak (definitely non union) about the law.
XpertHR > Article > Podcast: Holiday pay; working with trade unions survey