COLA and Social Security Contribution Keith Micallef 15/03/2023 COLA and Social Security Contribution2023-03-15T10:11:50+01:00 Ħarġa 454 Feature No Comment Did you know that COLA is not given in full as part of it is being deducted as tax? Did you know you are being taxed twice on the Social Security Contribution ? UHM is insisting that these anomalies must be addressed.