“7. (1) Subrules (2) and (3) have effect subject to this Order and to any order of the Court.
“(2) In respect of work done or services performed on or after 1 January 1998, a solicitor is entitled to charge and be allowed the costs set out in Schedule 4.
“(3) Rule 7 of this Order as in effect immediately before the commencement of this rule continues to apply in respect of work done or services performed by a solicitor during the period commencing on 1 April 1993 and ending on 31 December 1997.
“(4) Nothing in this rule affects the operation of section 190 or 191 of the Legal Practitioners Act 1970 .”.