6.—(1) A party to an application for a liability order or to an appeal against a deduction from earnings order may be represented by–
(a)an advocate;
(b)a solicitor; or
(c)subject to the following paragraphs of this rule, any other person (hereinafter referred to as an “authorised lay representative”), where the sheriff is satisfied that such person is a suitable representative and is duly authorised to represent the party.
(2) An authorised lay representative shall not represent a party at any diet appointed for the leading of evidence or for debate but may do all other things in the preparation and conduct of a claim as may be done by an individual who conducts his own claim.
(3) A party who is, or has been, represented by an authorised lay representative, and who would have been found entitled to expenses and outlays if he had been represented by an advocate or a solicitor, may be allowed the expenses and outlays to which a party litigant may be found entitled by virtue of the Litigants in Person (Costs and Expenses) Act 1975(1) or any enactment made under that Act.