If you're made redundant, your employer doesn't need to pay super on your redundancy payments.
That's because redundancy payments aren't part of your OTE (what you earn for your day-to-day hours of work) under the ATO's rules.
But let's say your employer pays you out instead of giving you the right amount of notice.
The ATO classes this type of termination payment as OTE. So that means you'll usually get paid super on it.
Using your redundancy payout to top up your super:
You can put part, or all, of your redundancy pay into your super yourself as an after-tax contribution. Just check your contribution limits before you do.