 The paying party then has to serve a schedule of points of those items in the bill he wishes to dispute before the bill is lodged at court and a detailed assessment hearing takes place at which the points are argued and a decision made by the court.A law costs draftsman can be involved in all the necessary procedural steps for either party and can also be involved in preparing case budgets.Solicitor's fees are costs payable by a client to his own solicitor.