"Allowing fees at more than the prescribed rates — (1) Upon a determination the appropriate officer may, subject to the provisions of this paragraph, allow fees at more than the relevant prescribed rate specified in paragraph 2 for preparation, attendance at Court where more than one representative is instructed, routine letters written and routine telephone calls, in respect of offences in Class A, B, C, D, G, l, J or K in the Table of Offences. (2) The appropriate officer may allow fees at more than the prescribed rate, where it appears to him, taking into account all the relevant circumstances of the case that — (a) the work was done with exceptional competence, skill or expertise; (b) the work was done with exception despatch; or (c) the case involved exceptional complexity or other exceptional circumstances. (4) Where the appropriate officer considers that any item or class of work should be allowed at more than the prescribed rate, he must apply to that item or class of work a percentage enhancement in accordance with the following provisions of this paragraph. (5) In determining the percentage by which the fees should be enhanced above the prescribed rate, the appropriate officer must have regard to — a. the degree of responsibility accepted by the fee earner; b. The care, speed and economy with which the case was prepared; and c. The novelty, weight and complexity of the case. (6) The percentage above the relevant prescribed rate by which fees for work may be enhanced must not exceed 100%. (7) The appropriate officer may have regard to the generality of proceedings to which this Order applies in determining what is reasonable within the meaning of this paragraph"