Subsection (1) places a duty on the Parliament to ensure that the amount of salary payable to a member of the Scottish Parliament under section 81 is reduced if any salary is payable to him as a member of either House of Parliament or as a member of the European Parliament.
Subsection (2) places a duty on the Parliament to ensure that the salary is reduced to a particular proportion of what it would otherwise be or to a particular amount; or by the amount of any salary payable to the member of the Scottish Parliament as a member of Parliament or the European Parliament or by a particular proportion of that amount or by some other particular amount.
Commentary Part V: Miscellaneous and General Details of Provisions