General A Think Lab General A Think Lab

Full list of CardUp promo codes for 2025

New CardUp users can use the promo code MCTAX25N to enjoy a 1.55% fee on one-off tax payments scheduled by 31 August 2025, with due dates on or before 3 September 2025. 

There is a maximum payment cap of S$3,500, and an overall redemption cap of 300 uses. Each customer may use the promo code once. 

Read More