If it doesn't work after 5 tries, you'll be locked out for 24 hours. * A4 d- [+ C/ y# s& m, |8 z0 V$ n( q 2 L2 k1 l. @; [3 W' `: e0 I. R) cIf your account becomes locked due to entering the wrong passcode, call the CRA's help desk at contact us to have your account unlocked.