Yes, Platform Workers can claim for the Platform Operators' share of CPF contributions for the duration of their ORNS activities. Please submit your MUP claim via the 'NSmen Payments' eService on the OneNS Portal, and indicate that you wish to claim for the Platform Operators' share of CPF contributions when you submit a new Self-Employed MUP claim and/or amend a Self-Employed MUP claim. Additional supporting documents are required.