Different Types of Visa Cancellation Powers for Australian Migration Different Types of Visa Cancellation Powers for Australian Migration Can Include Mandatory or Discretionary Basis, or by Operation of Law Depending on the Circumstances.[Time to read: 3 mins] Read More Adele Wan12 November 2020Revocation of Visa Cancellation, Visa Cancellation, visa cancellation under s501, revocation of mandatory visa cancellation, visa cancellation, Visa Cancelled, Substantial criminal record, visa cancellation power, Mandatory Visa Cancellation, character test, substantial criminal record, Discretionary Visa Cancellation