".... an individual who has entered into or works under (or, where the employment has ceased, worked under) one of the contracts referred to in subsection (2), and any reference to a worker's contract shall be construed accordingly.
"Mr Brodie submits that Mr Broadbent was running a small business on his own account and should be regarded as working for himself and not for Mr Crisp. But the fact that a person is self-employed and may thus be said to be in business on his own account and in one sense working for himself does not prevent him from being a `worker'. The definition of `worker' is wide enough to embrace the self-employed.
"Each case has to be looked at on its own particular facts to see if the obligation undertaken by the contract involves the personal performance of the work or services to which the contract relates. The essence of the matter is whether the contract leaves the party free to delegate the performance of the work or services to some other person or whether he must perform it himself. No one test will be conclusive, but if the personality of the contracting party is found to be of importance in the formation of the contract it is a strong pointer towards the conclusion that his personal performance of the contractual obligations is envisaged by the contract. In the present case the personality of the main collector was vital - he could not be appointed unless he was a person approved by Littlewoods and the whole of the terms of the approval to the appointment spelt out in the letter of August 23 emphasised the personal nature of his commitment.
"6 Mr Stocker accepts that Mr Ross worked personally for the respondents and was not free to delegate work to anyone else. He worked as a sub-contractor for the respondents [Filcom] as a contractor. He was given specific tasks to do and was responsible to a site agent. The respondents carried out quality checks on his work. The respondents decided the work to be done and Mr Ross's remuneration was negotiated with him according to a set scale. Mr Ross did not tender for specific jobs.
" G. Imperfect work and remedial action.