3. For the purposes of article 18(2)(a) of the 2015 Order, the maximum total recoverable amount for the constituency returning officer for a constituency is—
(a)where the poll at a Scottish parliamentary election is not combined, the amount listed opposite that constituency in column 4 of the table in the Schedule;
(b)where the poll at a Scottish parliamentary election is combined, the total of the amounts provided for by regulations 4(1)(a) and 5(1)(b); or
(c)where the election is uncontested, £2,000.