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Online Tax Accountant — Servicing All of Australia

Optium Accountants is a CPA-qualified online tax accounting firm providing individual tax returns, business tax returns, BAS lodgement, SMSF accounting, and bookkeeping services to clients across Australia — all handled remotely, securely, and efficiently. No office visits required. Same professional quality as any face-to-face firm.

Online Tax AccountantTax Return Online AustraliaRemote AccountingCPA QualifiedAustralia-WideRegistered Tax Agent
Get Started Online — Book a Free Consultation
Since 2007
Online tax services
Australia-Wide
Remote service coverage
CPA Qualified
Professional accreditation
Extended Dates
ATO lodgement program

How Our Online Tax Service Works

  1. 1
    Book a Free Online Consultation
    Start with a free phone or video call. We understand your situation, explain what we need from you, and confirm our fee upfront — no surprises.
  2. 2
    Send Us Your Documents Securely
    Upload your tax documents, income summaries, receipts, and any ATO pre-fill data via our secure client portal or email. We work with what you have — no need for paper or in-person visits.
  3. 3
    We Prepare Your Return
    Our CPA-qualified accountants review your records, identify all eligible deductions, prepare your return, and conduct a quality check before it goes anywhere near the ATO.
  4. 4
    Review & Approve
    We send you the completed return for review. You check the figures, ask any questions, and give your approval — all done online at your convenience.
  5. 5
    We Lodge With the ATO
    Once approved, we lodge your return through our registered tax agent portal. You receive confirmation and — where applicable — your refund is on its way.

Online Accounting Services Available Australia-Wide

Individual Tax Returns Online

PAYG employees, investors, rental property owners, and retirees — we prepare and lodge your individual tax return online with fast turnaround.

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Sole Trader Tax Returns

Self-employed Australians anywhere in the country can lodge their sole trader return with us online — including full deduction review and PSI assessment.

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Business Tax Returns

Companies, trusts, and partnerships in any state. We prepare online business tax returns with full tax planning review included.

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BAS Lodgement Online

Quarterly and monthly BAS preparation and lodgement for GST-registered businesses across Australia — handled remotely using your accounting software data.

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SMSF Accounting Online

Annual SMSF accounts, tax returns, and audit coordination — managed entirely online with secure document sharing and direct ATO lodgement.

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Online Bookkeeping

Monthly bookkeeping, Xero and QuickBooks management, payroll, and reporting for small businesses anywhere in Australia.

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Why Use an Online Tax Accountant?

The idea that you need to sit across a desk from your accountant to get quality advice is outdated. Here's why thousands of Australians now prefer online accounting services:

No geography limit

You are not restricted to accountants within driving distance. Access Melbourne-quality CPA expertise regardless of where you live in Australia.

Faster turnaround

Digital document exchange and cloud-based processing means returns are often completed faster than traditional firms — individual returns within hours.

Same legal standing

An online tax agent has identical legal authority to lodge returns as a face-to-face accountant. Registered tax agents and BAS agents are regulated by the Tax Practitioners Board regardless of delivery method.

Transparent pricing

No in-person consultation fees. Our flat web-rate pricing structure means you know the cost upfront — no time-billing surprises.

Extended ATO deadlines

Using a registered tax agent online gives you the same extended lodgement dates as any agent — no penalty for lodging through a remote firm.

All software supported

We work with Xero, QuickBooks, MYOB, Wave, and all other major Australian accounting platforms — wherever you are in the country.

Who We Serve Across Australia

Sydney, NSW
Brisbane, QLD
Adelaide, SA
Perth, WA
Canberra, ACT
Hobart, TAS
Darwin, NT
Regional Victoria
Regional NSW & QLD
Remote and rural clients
Expats with Australian income
Non-residents with AU tax obligations

Frequently Asked Questions — Online Tax Accountant

Is it safe to use an online tax accountant?

Yes — provided the accountant is a registered tax agent with the Tax Practitioners Board (TPB), which Optium Accountants is. Registered agents must hold professional indemnity insurance, meet ongoing education requirements, and comply with the Tax Agent Services Act. Document exchange is handled via secure encrypted channels.

How do I send my documents to an online accountant?

We accept documents via secure email, cloud storage links (Dropbox, Google Drive, OneDrive), or our client portal. We provide clear instructions on exactly what to send after your initial consultation.

Can an online accountant in Melbourne lodge my return if I live in Perth?

Absolutely. Australian tax returns and BAS lodgements are lodged electronically with the ATO regardless of where the accountant or client is located. There is no geographic restriction on which registered tax agent can lodge on your behalf.

What if I have questions during the process?

We are available by phone, email, and video call during business hours (Monday–Friday, 9am–5pm AEST). All queries are handled promptly — you are never left waiting weeks for a response.

Australia's Online Tax Accounting — Done Properly

CPA-qualified. Registered tax agent. Online since 2007. Wherever you are in Australia, Optium Accountants handles your tax the right way.

Book a Free Online Consultation