The duty in context
No personal opinion or familiarity with court court
The lawyer must not put a personal opinion of the facts or law to the court unless invited or required, nor deal with the court on terms of personal familiarity suggesting special favour.
How the codes express this duty
E&W Solicitors SRA Principles & Code no clear equivalent
E&W Barristers BSB Handbook rC7.4 strong 2 cases
rC7.4 you must not put forward to the court a personal opinion of the facts or the law unless you are invited or required to do so by the court or by law.
BSB Handbook · current · archived copy · official source ↗
Cayman Islands Legal Services Code 2026 R.2.5(d) strong
put forward to the Court a personal opinion of the facts or the law unless invited or required to do so by the Court or by law
Cayman Islands Legal Services Code of Professional Conduct · 2026 · archived copy
AU Solicitors Solicitors' Conduct Rules Rules 17.3; 18.1 strong 7 cases
17.3 A solicitor must not make submissions or express views to a court on any material evidence or issue in the case in terms which convey or appear to convey the solicitor's personal opinion on the merits of that evidence or issue. 18.1 A solicitor must not, in the presence of any of the parties or solicitors, deal with a court on terms of informal personal familiarity which may reasonably give the appearance that the solicitor has special favour with the court.
Australian Solicitors' Conduct Rules · 2015 (June 2026 compilation) · archived copy · official source ↗
AU Barristers Uniform Barristers Rules rr43-44 strong 1 case
A barrister must not make submissions or express views to a court on any material evidence or issue in the case in terms which convey or appear to convey the barrister's personal opinion on the merits of that evidence or issue. A barrister must not in the presence of any of the parties or solicitors deal with a court on terms of informal personal familiarity which may reasonably give the appearance that the barrister has special favour with the court.
Legal Profession Uniform Conduct (Barristers) Rules · 2015 (as amended 14 May 2025) · archived copy · official source ↗
IE Solicitors Law Society Guide Ch5 — The solicitor advocate, para 5 partial
The advocate should never allow their personal feelings to intrude upon their task as an advocate. They should always act with due courtesy not only towards the court but also towards their opponent and all concerned in the case.
Solicitor's Guide to Professional Conduct (Law Society of Ireland) · 4th ed. (2022) · archived copy · official source ↗
IE Barristers Bar Code of Conduct Rule 5.17 strong
Barristers when conducting a case must not assert their personal opinion of the facts or the law unless expressly invited to do so by the court or required to do so by law.
Code of Conduct for the Bar of Ireland · 2024 · archived copy · official source ↗
JM Attorneys Canons of Professional Ethics Canon V(j) strong
An Attorney shall endeavour always to maintain his position as an Advocate and shall not either in argument to the Court or in address to the jury assert his personal belief in his client's innocence or in the justice of his cause or his personal knowledge as to any of the facts involved in the matter under investigation.
Legal Profession (Canons of Professional Ethics) Rules · 1978 (principal) · archived copy · official source ↗
JE Lawyers Law Society of Jersey Code R.3.5 d) strong
Members must not: ... d) put forward to the court a personal opinion of the facts or the law unless they are invited or required to do so by the court or by law.
Law Society of Jersey Code of Conduct · 1 January 2017 · archived copy · official source ↗
ON Lawyers LSO Rules of Prof. Conduct r 5.1-1 commentary [5]; r 5.1-2(c) strong
[5] A lawyer should refrain from expressing the lawyer's personal opinions on the merits of a client's case to a court or tribunal. ... 5.1-2(c) [a lawyer shall not] appear before a judicial officer when the lawyer, the lawyer's associates or the client have business or personal relationships with the officer that give rise to or might reasonably appear to give rise to pressure, influence, or inducement affecting the impartiality of the officer, unless all parties consent and it is in the interests of justice
Law Society of Ontario — Rules of Professional Conduct · current · archived copy · official source ↗
BC Lawyers BC Code r 2.1-2(c) strong
A lawyer should not attempt to deceive a court or tribunal by offering false evidence or by misstating facts or law and should not, either in argument to the judge or in address to the jury, assert a personal belief in an accused's guilt or innocence, in the justice or merits of the client's cause or in the evidence tendered before the court.
Code of Professional Conduct for British Columbia (BC Code) · 2017 · archived copy · official source ↗
NZ Lawyers Conduct & Client Care Rules r 13.5.4 strong
A lawyer must not make submissions or express views to a court on any material evidence or material issue in a case in terms that convey or appear to convey the lawyer's personal opinion on the merits of that evidence or issue.
Lawyers and Conveyancers Act (Lawyers: Conduct and Client Care) Rules 2008 · SR 2008/214 · archived copy · official source ↗
SCO Solicitors LSS Standards of Conduct no clear equivalent
SG Lawyers Professional Conduct Rules 2015 r 9 (Conduct of proceedings) partial 2 cases
9 Conduct of proceedings
Legal Profession (Professional Conduct) Rules 2015 · 2015 · archived copy · official source ↗
HK Solicitors Solicitors' Guide Principle 10.14 Commentary 1 partial
The prosecutor should state all relevant facts and should limit his expressions of opinion to those fairly required to present his case.
Hong Kong Solicitors' Guide to Professional Conduct (Volume 1) · current · archived copy · official source ↗
HK Barristers Bar Code of Conduct para 10.33 strong
A practising barrister must not, when conducting his case, assert his personal opinion of the facts or the law to the Court unless invited by the Court to do so.
Code of Conduct of the Bar of the Hong Kong SAR · 2018 · archived copy · official source ↗
Cases dealing with this duty
12 decisions · link basis: found breached = a tribunal finding; rule cited = the mapped provision is cited in the decision; text match = high-precision text pattern
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Rohan Slater
Charge is proved and professional misconduct is established
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de Robillard, Christian Roger
Ground 1: Breaches of the Legal Profession Uniform Conduct (Barristers) Rules 2015 (NSW), rr 60(a), 61(a), 64(a), 65(a), and 8(c) relating to the making of allegations of fact in legal proceedings amounting to allegatio…
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Bing Han
Guilty of professional misconduct on 1 charge
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Clark, Jessica (Aka Reanna Biancé) Chanelle
Breached rule 17.4 of the Legal Profession Uniform Law Australian Solicitors’ Conduct Rules 2015 (NSW) - Independence—avoidance of personal bias - A solicitor must not become the surety for the client’s bail — Unsatisfa…
Reprimand $0.00 About About the OLSC The Commissioner History Mission statement Structure Contact Contact the OLSC Give us your feedback: online surveys Access to information (GIPAA) Community information Information for lawyers Fact sheets FAQs Other regulatory and complaint-handling organisations Contact LawAccess NSW for legal information " You and Your Lawyer", Hot Topics 78 Legal Information Access Centre (LIAC), State Library of NSW , provides access to information about the law in NSW regarding your lawyer Privacy Copyright and Disclaimer Website accessibility View decision -
Craig Selwyn Lee JENSEN
Guilty of Professional Misconduct
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Warren Lance ROSEN
Guilty of professional misconduct on 1 charge.
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Colin Philip Henry Murray
The Respondent’s conduct in relation to charge 1 is proved and is found to constitute professional misconduct.
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Mark Raymond Donnelly
The conduct the subject of charges 4, 5 and 6 of the discipline application filed 20 December 2024 constitutes professional misconduct
Reprimand; Pecuniary Penalty; Restriction on grant of practising cert.; Undertake Trust Accounting Course; Undertake Practice Management Course 1 PDF View decision -
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Duty classification does not yet cover every jurisdiction (Ontario, New Zealand and Singapore decisions are indexed but not yet duty-classified), so counts here understate those corpora.