Lost or stolen passport. Here’s what to do
There’s nothing more sickening than not be able to find your passport while you are overseas. Luckiy the Australian Government Passport Office provides some very practical advice on what to do if your passport is lost or stolen.
Be prepared for the unexpected when you are abroad by familiarising yourself with this advice before you travel: Lost and stolen passports | Australian Passport Office
Consider securely storing the photo page of your passport (and those of all your family or travel companions) in your Secure My Treasures chest. That way you will have some basic information like your passport number and expirty date to kick off the replacement process.