The manufacturing facility operator ability card system has been experiencing issues because the finish of final yr, when the renewal system was transferred by the brand new proprietor NOCN.
The Enquirer has heard of a coaching supplier who has recorded every workers name on CPCS strains since December.
The corporate has collected greater than 26 hours of premium line calls costing virtually £ 500.
The corporate is now threatening to invoice NOCN for its phone payments.
The revelation comes as Unite demanded a confrontation with NOCN and the previous proprietor of the CITB regime.
Jerry Swain, Nationwide Development Officer, stated: "As issues stand, the CPCS card system isn’t appropriate for the supposed use.
“It’s important that the issues with the CPCS card system are shortly resolved. A delay in renewing and issuing playing cards prevents expert staff from incomes a dwelling.
"If the issues are usually not resolved shortly, the entire system shall be compromised, which may have main implications for the safety of the business."
"Though the issues with the system arose underneath the auspices of NOCN, the CITB which beforehand owned this system additionally has an ethical responsibility to assist resolve the issues."
A CITB spokesperson stated: "CITB could be very involved concerning the issues with the functioning of the CPCS card system and is in shut contact with NOCN to assist them resolve this troublesome state of affairs as quickly as attainable – and we’re advised that the backlog steadily decreases. .
"NOCN bought this system in February 2019, and now we have labored with NOCN since then and can proceed to assist them so long as it takes to return to a state of affairs the place individuals's potential to work isn’t affected . "