As stated on the attached rescript from Official Gazette, Issue 32314, issued by the Ministry of Trade, Republic of Türkiye on 19/09/2023, a revision was brought into force to minimum service fee tariff of Ship Agents effective as of 19/10/2023.
https://www.mastership.com/upload/doc/Agency-Tariff-Official-Gazette.pdf
As per the announcement, Port/Transit/Crew Attendance Agency Fees have been revised while Supervision Fees remained the same.