"In an attempt to analyse the Monie principles where dishonesty is involved together with the Whitbread principles where mere incapability was involved, we ourselves would suggest that a possible approach is as follows, and in setting it out I have had the benefit of the views of the industrial members with their experience. If an industrial tribunal is able to find on the evidence before it: (1) that an act had been committed which if committed by an individual would justify dismissal; (2) that the employer had made a reasonable - sufficiently thorough - investigation into the matter and with appropriate procedures; (3) that as a result of that investigation the employer reasonably believed that more than one person could have committed the act; (4) that the employer had acted reasonably in identifying the group of employees who could have committed the act and that each member of the group was individually capable of so doing; (5) that as between the members of the group the employer could not reasonably identify the individual perpetrator; then provided that the beliefs were held on solid and sensible grounds at the date of dismissal, an employer is entitled to dismiss each member of that group."
"We have come to the conclusion that no such conclusion could necessarily have been reached, for if the paint continued to go missing when Mr Earp was away it would have proved that the Applicants were liable, whereas if it stopped going missing while Mr Earp was away it would merely show that the two Applicants could have been circumspect and stopped the illegal activity in the absence of Mr Earp."
"We accept that the employer in this case made a reasonable and sufficiently thorough investigation into the matter using the appropriate procedures...
"It would be very difficult, we think, for this quantity to go out of this branch without the people in the branch becoming aware of it."