UATO Variation Application Portal

Verified from official sources
18.3Version 1Effective -Verified 31 August 2026

In plain language

To change your training school approval or exposition document, you must submit an application online through the CAAS ESOMS portal and pay the required fee.

Requirement as structured

CAAS states that applications for UATO approval variations or exposition amendments must be submitted online via the ESOMS portal (https://esoms.caas.gov.sg) with the prescribed fee.

Original regulatory text

18.3 An application for approval variation or amendments to the exposition document should be made via https://esoms.caas.gov.sg, and accompanied by the prescribed application fee (refer to Appendix 4). Complete applications with all required documents and relevant fees are typically processed within 1 month.