AIM S Australia

AIM S Australia provides Cross Border Payroll and Tax Advisory as a CPA public practice and registered tax agent firm (No. 24859230) established in Melbourne in 2012, supporting expatriates, foreign residents and returning Australians from offices in Melbourne CBD and Caulfield South.

• Prepares Australian tax returns for expatriates and foreign residents, covering foreign income reporting, rental property and capital gains tax schedules, and deemed disposal issues under CGT event I1.
• Conducts tax residency and Double Tax Agreement reviews, assessing the 183-day test, domicile, permanent place of abode and superannuation test, and how taxing rights are allocated under treaty rules.
• Handles overdue and late returns, ATO amendments, objections and private rulings, with each engagement scoped through an Initial Tax Enquiry Form before formal advice begins.
• Led by Managing Partner Nika Widanage FCPA; won the 2021 Client Choice Award for Best Tax Firm under $30 million and the 2025 Quality Business Award for tax service.

Best for: employers and globally mobile professionals managing Australian tax obligations for staff moving to or from Australia, including residency changes and foreign income.

AIM S Australia supports Expatriate and Assignee Management with Australian tax compliance for expatriates and overseas Australians, serving clients in Australia and abroad from Melbourne.

• Reviews residency start and end dates for assignees, using travel records, employment arrangements and visa information.
• Advises on capital gains tax when Australian residency ceases, including deemed disposal and taxable Australian property rules.
• A CPA public practice established in 2012, holding Registered Tax Agent No. 24859230, based in Melbourne CBD and Caulfield South.

Best for: HR and mobility teams whose assignees need Australian residency assessments and tax return support when moving to or from Australia.