This will be based on the discretion of the law school. Some opt for a team teaching method so that both SL and CF will be paid for the 2-unit course; others, divide the fee.
Refer also to LEBMO No. 23 Series of 2020 (Guidelines for the Integration of Clinical Legal Education in the Basic Law Curriculum).Law schools are authorized by LEB to charge additional fees for CLEP, provided they submit an application to charge said fee from LEB.  On the other hand, there are law schools which earmark a portion of their tuition fees for CLEP.