“I see around half a dozen examples every week where there has been some kind of event that’s occurred where the CGT relief hasn’t been factored in,” explained Mr Itaoui.

“If an asset was disposed where CGT relief had been applied, they don’t get the 12-month discount because the reset happened less than 12 months ago, so they’re not entitled to it, so I’m seeing errors where the CGT for those assets hasn’t been calculated correctly.”

It can be very difficult to pick this up from a review standpoint, he said.

While the software providers are generally very good at tracking this, there can still be issues also where someone has switched software providers or an SMSF has changed accountants. 

“Tax agents and auditors should be reviewing those amounts before the return is finalised,” he advised.

“If you get those figures wrong, it affects your closing balances, which can affect your pension amounts for the next year, and it just snowballs into a bigger issue from something so small.”