Best International Criminal Law Lawyers in Sydney

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SNG Legal Group Pty Ltd
Sydney, Australia

Founded in 2025
7 people in their team
English
Criminal Defense International Criminal Law Arrests & Searches +9 more
As a full-service Australian law firm, we assist clients across key practice areas, including Family Law, Commercial Law, Wills & Estate Planning, Personal Injury, Contract Law, Immigration Law, Employment Law, and Criminal Law. Whether you’re navigating separation, protecting your business,...
Strategic Lawyers Townsville
Sydney, Australia

12 people in their team
English
Strategic Lawyers Townsville is a full-service law firm based in Townsville, Queensland, led by Principal Lawyer Justin Ireland. The firm provides legal advice and representation across family law, criminal law, personal injury, wills and estates, commercial and property matters, and intellectual...

English
Established in 1895, Connolly Suthers Lawyers is one of North Queensland's most experienced and dynamic law firms, offering a comprehensive range of legal services to individuals and businesses. With a team of highly skilled lawyers, the firm specializes in compensation law, family law, wills and...
Geneva Law Group
Sydney, Australia

English
Geneva Law Group delivers tailored, high-quality legal services with exceptional professionalism and expertise, reflecting a commitment to client-centric excellence, integrity and innovation in every matter.Under the leadership of Principal Rene Khio, Geneva Law Group leverages years of hands-on...
King & York Lawyers
Sydney, Australia

Founded in 2017
English
King & York Lawyers are a leading family and criminal law firm serving clients across Sydney, Parramatta, and the Miranda region. Their team handles a broad range of matters in Family Law and Criminal Defense, including divorce, child custody, property settlements, bail applications, apprehended...
MobbsMarr Legal
Sydney, Australia

Founded in 2016
16 people in their team
English
MobbsMarr Legal is a Townsville-based law firm with regional offices in Ingham, Bowen and Brisbane, serving individuals and businesses across Queensland with a practical, commercially minded approach. The firm describes itself as lawyers and client care providers, emphasizing accessible service and...

Founded in 2008
16 people in their team
English
About usO'Brien Solicitors is a full-service criminal law firm located in the heart of Sydney's legal precinct. We are located near the Downing Centre, the Central Local Court and Town Hall train station. We can provide you with a first class legal defence in a personalised, stress-free manner. We...
DINA Lawyers
Sydney, Australia

English
DINA Lawyers is a boutique law firm based in Norwest, Sydney's Hills District, offering the sophistication and capability of a top tier firm alongside the personalised service of a smaller practice. The firm emphasises clear communication, practical solutions and a client focused approach,...
Astor Legal

Astor Legal

30 minutes Free Consultation
Sydney, Australia

Founded in 2017
10 people in their team
English
Hindi
Chinese
Arabic
The team at Astor Legal is led by Avinash Singh, who is one of the few lawyers in Australia to have been listed by the Law Society as an Accredited Specialist in Criminal Law. We have expert knowledge in both criminal and traffic law. Our firm is focused on you, the client, and we work hard to gain...
James & Jaramillo Lawyers
Sydney, Australia

English
James & Jaramillo Lawyers is a prominent Australian law firm recognized for its dedication to criminal justice, divorce, family law, and trial representation. The team brings together a wealth of legal expertise, with experienced attorneys who have consistently achieved positive outcomes across a...
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1. About International Criminal Law in Sydney, Australia

International Criminal Law (ICL) governs crimes recognized by international law, such as genocide, crimes against humanity and war crimes, as well as related offences like terrorism with cross-border elements. In Sydney, ICL matters usually involve federal legislation and cross-border investigations coordinated by national agencies. Local courts in Sydney interact with Commonwealth processes for cases that touch on international crimes.

Australia participates in the global framework for accountability. The International Crimes Act 1970 (Cth) implements genocide, crimes against humanity and war crimes offences in Australia, enabling prosecution within federal courts. Sydney residents may encounter these matters through Commonwealth investigations or extradition proceedings handled in the Federal Court or NSW courts depending on the case structure.

The International Crimes Act 1970 (Cth) makes genocide, crimes against humanity and war crimes offences in Australia.

Australia is a State Party to the Rome Statute of the International Criminal Court, which shapes cooperation with international investigations. The Australian government maintains ongoing policy and legal cooperation with the ICC, including extradition and witness cooperation arrangements. This means that people in Sydney can face coordinated international and domestic responses when international crimes are alleged. Source: icc-cpi.int

2. Why You May Need a Lawyer

If you are investigated or charged under the International Crimes Act 1970 (Cth) or related extradition processes, skilled legal counsel is essential. A Sydney-based solicitor can navigate both Commonwealth procedures and local court rules. Your lawyer can tailor a strategy to preserve rights during investigations, hearings and potential appeals.

Scenario 1: You are a Sydney resident returning from overseas who is suspected of war crimes and faces extradition proceedings under the Extradition Act 1988 (Cth). You need a lawyer to challenge evidence, manage cross-border cooperation and represent you in Federal Court or the High Court.

Scenario 2: A Sydney company is accused of financing or facilitating internationally prohibited activities linked to war crimes or sanctions offences. You require counsel to evaluate corporate liability, enhance internal investigations and negotiate with authorities.

Scenario 3: You are the subject of a Commonwealth investigation for crimes under international law and possibly face charges under the International Crimes Act 1970 (Cth). A legal professional can assess admissibility, evidence issues and trial strategy.

Scenario 4: You are a witness or victim seeking protection, asylum, or cooperation with authorities in an international crimes case. A lawyer can advise on rights, communications with agencies and the procedure for providing testimony.

Scenario 5: You expect to be called to give evidence or to cooperate with the ICC via Australian authorities. A Sydney solicitor can help plan witness protection, disclosure, and lawful cooperation.

3. Local Laws Overview

The core framework for ICL in Australia is set by Commonwealth legislation enacted to reflect international commitments. The following statutes govern procedural and substantive aspects relevant in Sydney and across New South Wales.

  • International Crimes Act 1970 (Cth) - Implements genocide, crimes against humanity and war crimes as federal offences and governs corresponding investigations and prosecutions. (Effective date: 1970)
  • Extradition Act 1988 (Cth) - Regulates extradition requests to and from Australia, including procedures for Sydney-based courts handling Commonwealth matters. (Effective date: 1988; with ongoing amendments)
  • Crimes Act 1900 (NSW) and Criminal Procedure Act 1986 (NSW) - Provide NSW level criminal definitions and court procedures relevant when federal matters intersect state processes, including summonses, committals and trials that may occur in Sydney courts.

The NSW and Commonwealth systems interact closely in ICL matters, particularly where jurisdiction over a case lies with the Federal Court or the NSW Supreme Court. In practice, investigators may coordinate with the Australian Federal Police (AFP) and the Commonwealth Director of Public Prosecutions (CDPP).

Australia remains bound by the Rome Statute and cooperates with ICC investigations where applicable.

Recent changes emphasize stronger international cooperation, clearer rules on extradition, and parallel tracks for national and international proceedings. For residents of Sydney, understanding whether a matter is a Commonwealth (federal) or NSW (state) matter is essential for effective legal strategy. ICC and Australia cooperation overview: icc-cpi.int

4. Frequently Asked Questions

What is International Criminal Law in plain language?

International Criminal Law covers crimes defined by international treaties and the Rome Statute, such as genocide and war crimes, along with related offences. In Australia these offences are implemented through federal laws and prosecuted in federal courts when applicable.

How do I know if a matter is under the International Crimes Act 1970 (Cth)?

Look for offences named genocide, crimes against humanity or war crimes in the charges or investigations involving federal agencies. If the matter involves cross-border elements or foreign jurisdictions, it is more likely to be under Commonwealth law.

What is the difference between genocide and crimes against humanity?

Genocide targets a group with intent to destroy it, while crimes against humanity involve widespread or systematic acts against civilians. Both are serious international offences under Australian law when domestic acts mirror international crimes.

Do I need a Sydney-based lawyer who specializes in international crime?

Yes. An advocate with ICL experience can navigate both Commonwealth and NSW procedures, coordinate with the AFP and CDPP, and manage cross-border issues.

How long can an international crime case take in Sydney courts?

Timelines vary widely. A complex ICL case may span months to years, depending on evidence, extradition timing, and court readiness.

How much does it typically cost to hire a lawyer for an international crime case?

Costs depend on complexity and duration. Expect a combination of hourly rates and fixed fees for consultations, with potential disbursements for expert reports and translations.

Can I be extradited from Sydney to another country?

Yes, if the Extradition Act 1988 (Cth) process applies and there is a valid extradition request from a foreign jurisdiction. A lawyer can challenge or shape the process in court.

Should I talk to police before contacting a lawyer about an international crime matter?

It is wise to obtain legal advice before making statements. A lawyer can advise on when to speak and how to preserve rights during interviews.

Do I need to undergo a committal hearing in an international crime case?

Not always. Some cases proceed directly to Federal Court or High Court proceedings, while others may involve NSW committal processes if state-level charges apply.

Is there an appeal process for ICC-related charges in Australia?

Appeals would typically occur through Australian courts if the matter arises under Commonwealth law, with possibilities to seek review and, in limited circumstances, international cooperation avenues.

What is the role of the Australian Federal Police in international crimes?

The AFP investigates and assists with prosecutions of Commonwealth offences, coordinates with international partners, and supports extradition and counter-terrorism operations across borders.

How does the Rome Statute influence Australian cases in Sydney?

Australia's status as a Rome Statute State Party shapes cooperation with international investigations and informs domestic offence definitions in the International Crimes Act 1970 (Cth).

5. Additional Resources

  • Australian Government Attorney-General's Department (AGD) - Provides policy guidance on international law, ICC cooperation, and extradition matters. https://www.ag.gov.au
  • International Criminal Court (ICC) - Official source for Rome Statute information, investigations and Australia’s participation. https://www.icc-cpi.int
  • Australian Federal Police (AFP) - Federal investigations, cross-border crime, and cooperation with international partners. https://www.police.gov.au

6. Next Steps

  1. Identify the exact nature of the international crime issue you face and collect all relevant documents, notices, and communications within 48 hours of receiving them.
  2. Consult the NSW Law Society directory or the Australian Lawyers Directory to find Sydney-based lawyers with International Criminal Law focus and ask for client references.
  3. Schedule a paid initial consultation to assess case scope, jurisdiction, and potential strategies (further meetings may be needed).
  4. Ask about fees, billing structure, and estimated total cost, including disbursements and translation fees if applicable.
  5. Confirm your lawyer’s experience with extradition proceedings, ICC cooperation, and Commonwealth criminal processes relevant to your matter.
  6. Provide your lawyer with a complete factual timeline, evidence list, and any prior legal advice received.
  7. Agree on a case plan with timelines for filings, hearings, and regular updates on progress.

Lawzana helps you find the best lawyers and law firms in Sydney through a curated and pre-screened list of qualified legal professionals. Our platform offers rankings and detailed profiles of attorneys and law firms, allowing you to compare based on practice areas, including International Criminal Law, experience, and client feedback.

Each profile includes a description of the firm's areas of practice, client reviews, team members and partners, year of establishment, spoken languages, office locations, contact information, social media presence, and any published articles or resources. Most firms on our platform speak English and are experienced in both local and international legal matters.

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Disclaimer:

The information provided on this page is for general informational purposes only and does not constitute legal advice. While we strive to ensure the accuracy and relevance of the content, legal information may change over time, and interpretations of the law can vary. You should always consult with a qualified legal professional for advice specific to your situation.

We disclaim all liability for actions taken or not taken based on the content of this page. If you believe any information is incorrect or outdated, please contact us, and we will review and update it where appropriate.