Employers must be very careful to assess workers for potential illegality in a non-partisan way to avoid contravening the UK’s anti-discrimination legislation.
If an individual has the right to hire someone else to do their job for them, the courts are likely to decide that they are neither an employee nor a worker.
Tribunals are likely to exercise their discretion to extend time for a claim lodged outside the time limit if the reason was to facilitate hearing a grievance.