I am an Australia resident. My spouse is from the US, earning and paying tax to the US IRS.
This answer https://community.ato.gov.au/s/question/a0J9s0000001HCzEAM/p00042451
is still unclear.
" their taxable income"
What does this mean? Taxable as it relates to the IRS, or to the ATO?
If I declare her income, what bearing does it have on my own Tax return? She pays her tax in the US, I pay my Tax in Australia.