"Transfer to another post within the establishment (in appropriate circumstances and having regard in particular to the terms of the lecturer's contract).
"An employer shall not make any deduction from any wages of any worker employed by him unless the deduction satisfies one of the following conditions ..."
"(3) Where the total amount of any wages that are paid on any occasion by an employer to any worker employed by him is less than the total amount of the wages that are properly payable by him to the worker on that occasion (after deductions) then, except insofar as the deficiency is attributable to an error of computation, the amount of the deficiency shall be treated for the purposes of this Part as a deduction made by the employer from the worker's wages on that occasion.
"Subject to any provision of the Articles of Government of the institution (a) The regulation of conduct and discipline in relation to the staff of an institution to which this section for the time being applies ... shall be under the control of the Governing Body; and (b) where the implementation of any determination made by the Governing Body in the exercise of that control requires any action which - (i) is not within the functions exercisable by the Governing Body by virtue of this Chapter; but
"For every institution providing full time education which is maintained by a Local Education Authority in exercise of their further and higher education functions there shall be - (a) an instrument providing for the constitution of a governing body of the institution (to the known as the Instrument of Government); and (b) an instrument in accordance with which the institution is to be conducted (to be known as the Articles of Government)."
"... the Instrument of Government and Articles of Government shall be made by order of the Local Education Authority with the approval of the Secretary of State (which may be given subject to such conditions as the Secretary of State thinks fit."
"Is the deficiency attributable to an error on the part of the employer affecting the computation by him of the gross amount of wages properly payable by him to the worker?"