Protect Your Wealth & Resolve Tax Matters with Confidence.
Sydney tax lawyers combining Big 4, ATO & commercial experience — providing fast, discreet, and effective advice for individuals & businesses.
- Fixed-Fee Options
- Direct Lawyer Access
- No Obligation Consultation
Contact Us Now
Have a tax or legal question? Our team is here to help. Simply fill out the form below.
20 + Years Combined Experience
Ex-ATO & Big 4 Trained
95 % of Matters Resolved Without Court
5 Reasons Why People Choose Us
Specialist Tax Law Experts
Decades of experience in complex tax disputes & advisory matters.
Ex-ATO & Big 4 Background
Deep insight into how the ATO operates and thinks.
Fixed-Fee Certainty
Transparent pricing for clarity and peace of mind.
Discreet and Efficient Resolution
95 % of matters resolved without litigation.
Trusted Sydney Tax Lawyers
Proven results and repeat referrals from accountants & advisers.
Book Your Confidential Strategy Session Today
Get a clear plan of action for your tax or business structure — and understand your options before you act.
Fixed-fee initial review available for qualified matters.
What We Handle / Services We Cover
Capital Gains Tax (CGT)
Business & property transactions, rollovers, and concessions.
Trust & Estate Planning
Protect assets and minimise tax liability.
International Tax
Cross-border structures & ATO compliance.
ATO Audits & Disputes
Negotiation, objection, and settlement strategies.
Business Structuring & Restructuring
Tax-efficient setups for growth and succession.
Employee Share Schemes & Incentives
Design and implementation support.
Process / How It Works
Book Your Consultation
Schedule a call with one of our lawyers to discuss your matter.
We Assess & Advise
Receive a practical, tailored tax strategy specific to your situation.
Achieve Resolution
We implement solutions to protect you and minimise risk.
Meet Your Lawyers
At Mosaic Tax Legal, you’ll work directly with our team of specialist tax lawyers — all with backgrounds in Big 4 firms, the ATO, and top-tier legal practice.
With over 20 years of combined experience resolving complex tax and commercial matters, we combine technical expertise with a personal approach.
You get direct access to senior lawyers — no juniors, no outsourcing — just clear, reliable advice you can trust.
Testimonials
Professional, detailed and extremely effective in resolving our ATO issue.
Finance Director, Sydney
They provided clear direction and helped us avoid a lengthy dispute
Business Owner, Parramatta
Highly recommend for complex business tax matters.
Accountant, NSW
Frquently Asked Questions
Yes — most matters are handled on fixed-fee basis for clarity.
Yes — you speak directly to our senior tax lawyers, not juniors or assistants.
Absolutely — we advise clients Australia-wide via Zoom or phone.
We work alongside accountants to handle legal and dispute matters they can’t.
Yes — all communication is covered by legal professional privilege.
Ready to Resolve Your Tax Issue with Confidence?
Book a confidential strategy session and speak directly with one of our specialist tax lawyers.
- Fixed-Fee Options
- Confidential Advice
- Direct Lawyer Access
Mosaic Tax Legal is a boutique tax law firm based in Sydney, Australia advising individuals, businesses and investment entities
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