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Legal Updates for Lawyers' Professional Liability

NJ Appellate Division Affirms Dismissal in Legal Malpractice Action: A “Poster Child” for the Entire Controversy Doctrine and Res Judicata

Legal Update for Lawyers’ Professional Liability – October 31, 2025

On October 23, 2025, Jack Slimm and Jeremy Zacharias, of our Mount Laurel, NJ office, secured an important decision in the New Jersey Appellate Division on behalf of a law firm and its attorneys. In this action, they successfully defended a multitude of allegations, including claims for violations of the rules of professional conduct, breach of contract, conspiracy to commit fraud, conversion, tortious interference of the contractual relations and perspective economic advantage. 

These claims were based on the contention that the attorneys and a national home builder deprived the plaintiffs (investors) of the opportunity to construct an affordable housing development in Gloucester County, New Jersey. After the plaintiffs lost an earlier action we had defended arising out of the same proposed housing development, and while their appeal was pending, the plaintiffs filed another complaint against our clients and the home builder, again alleging legal malpractice, fraud, conversion, unjust enrichment, violations of the New Jersey Racketeer Influence and Corrupt Organizations Act, conspiracy to commit RICO, conspiracy to commit fraud, conversion, unjust enrichment, and aiding and abetting fraud. 

Jack and Jeremy moved for summary judgment on the grounds of the entire controversy doctrine, res judicata and collateral estoppel. The trial court granted their motions, and the plaintiffs appealed. In this opinion, the Appellate Court affirmed the trial court, finding the purpose of the entire controversy doctrine is to encourage comprehensive and conclusive litigation determinations, avoid fragmentation of litigation, promote party fairness and judicial efficiency. That rule is codified in New Jersey under R 4:30A(1). 

Jack and Jeremy noted that in the earlier action, the plaintiff had 12 years worth of litigation regarding the housing development and had a fair and reasonable opportunity to fully litigate their claims. The first case commenced in 2011. The parties were basically the same. The newly filed complaint arose out of the same transaction or occurrence as the initial complaint—the same development. In addition, the first case ended with a valid final judgment on the merits, where the claims were fully adjudicated. 

The court ruled that the plaintiffs could not get another bite at the apple simply because the first case was pending when the latter case was filed. The Appellate Division aptly noted that the trial court found all the allegations should have been in one litigation, stating the case was the “poster child” for why we have the entire controversy doctrine and res judicata in New Jersey.  


Legal Update for Lawyers’ Professional Liability – October 31, 2025, is prepared by Marshall Dennehey to provide information on recent legal developments of interest to our readers. This publication is not intended to provide legal advice for a specific situation or to create an attorney-client relationship. We would be pleased to provide such legal assistance as you require on these and other subjects when called upon. ATTORNEY ADVERTISING pursuant to New York RPC 7.1 Copyright © 2025 Marshall Dennehey, all rights reserved. No part of this publication may be reprinted without the express written permission of our firm. For reprints or inquiries, or if you wish to be removed from this mailing list, contact tamontemuro@mdwcg.com.

Firm Highlights

Thought Leadership

New Jersey Expands Family Leave Protections Effective July 17, 2026

On January 17, 2026, Governor Murphy signed into law legislation expanding the New Jersey Family Leave Act (NJFLA). Beginning July 17, 2026, significant amendments to the NJFLA will expand job-protected family leave to smaller businesses and more employees across the state. The new law broadens coverage by lowering the threshold for private employers from 30 employees to 15 employees, meaning many smaller businesses will now be subject to the NJFLA. Employees of state and local government agencies will continue to be covered regardless of the size of the employer. The amendments also make it easier for employees to qualify for leave. Under the revised law, an employee will be eligible after three months of employment and at least 250 hours worked during the preceding 12 months, replacing the previous requirement of 12 months of employment and 1,000 hours worked. Currently, New Jersey's Temporary Disability Insurance (TDI) and Family Leave Insurance (FLI) programs provide eligible employees with wage replacement while they are on leave but do not independently guarantee job protection. The recent amendments to the New Jersey Family Leave Act (NJFLA) expand these protections by extending job-protected leave to additional employees. Under the amended law, employees receiving TDI or FLI benefits may be entitled to return to the same position they held before taking leave, or to an equivalent position with the same seniority, status, pay, and benefits. Although the legislation also states that it does not expand or modify an employee's reinstatement rights under the NJFLA, the amendments appear to provide job protection to eligible employees receiving TDI or FLI benefits without requiring them to separately satisfy the eligibility requirements of the NJFLA or the federal Family and Medical Leave Act (FMLA). As a result, some employees may be entitled to longer periods of job-protected leave than were previously available under existing law. With these amendments, New Jersey continues to strengthen workplace protections by expanding access to job-protected family leave for eligible employees. These changes significantly expand access to job-protected family leave and may require employers to update their leave policies, employee handbooks, and HR practices. Notably, employers who were previously not required to administer NJFLA may need to amend their policies and/or create new protocols to come into compliance with the NJFLA. Failure to do so would prove costly, as the penalties for non-compliance are significant.

Thought Leadership

SIU Gets a Boost: NJ Supreme Court Affirms Insurers' Right to Litigate, Not Arbitrate, Fraud Claims

In a significant win for insurers' Special Investigation Units, the New Jersey Supreme Court clarified that statutory insurance fraud and racketeering claims may proceed in court rather than through PIP arbitration. At issue was whether insurance fraud claims brought under New Jersey's Insurance Fraud Prevention Act (IFPA) and the state's Anti-Racketeering Act (NJ RICO) are subject to mandatory arbitration under the Automobile Insurance Cost Reduction Act’s (AICRA) PIP dispute-resolution framework. Allstate had sued a network of medical practices, physicians, and related corporate entities, alleging a scheme to extract more than $1.7 million in PIP benefits through fraudulent and misleading billing. The trial court dismissed Allstate's complaint and compelled arbitration, reading AICRA's arbitration clause — which covers "any dispute regarding the recovery of... benefits" under PIP coverage, N.J.S.A. 39:6A-5.1(a) — as sweeping in fraud and racketeering claims along with routine benefit disputes. The Supreme Court affirmed the Appellate Division's reversal, adopting Judge Gilson's opinion below (480 N.J. Super. 566 (App. Div. 2025)) as its own reasoning. The Court held that IFPA and RICO claims fall outside the scope of AICRA's PIP arbitration mechanism because that "streamlined and specialized" process cannot grant the relief those statutes contemplate — treble damages, injunctive relief, broad discovery, and joinder of third parties — and because arbitrators lack authority to award compensatory or treble damages to an insurer. The Court also rejected the argument that Allstate's own Decision Point Review Plans independently compel arbitration, finding those plan provisions no broader than AICRA's own arbitration clause. Notably, the Court expressly disagreed with the Third Circuit's contrary holding in GEICO v. Mt. Prospect Chiropractic Center, 98 F.4th 463 (3d Cir. 2024), concluding it is not bound by that federal interpretation of New Jersey law. Insurers retain the right to pursue IFPA and RICO claims in the Law Division, with a jury trial. For SIU units and NJ insurance carriers, this decision is a significant win: it forecloses defense clinics' primary procedural tool for shunting fraud investigations into limited-scope PIP arbitration, where treble damages, RICO relief, and meaningful discovery were never realistically available. Carriers building cases against fraudulently structured clinics, straw-owned practices, or coordinated billing networks can now proceed with confidence that a well-pleaded IFPA/RICO complaint stays in the Law Division rather than being diverted to arbitration on a motion to compel. Practically, this strengthens SIU's leverage in settlement negotiations, preserves civil discovery tools (subpoenas, depositions, joinder of related corporate entities) critical to unwinding complex ownership and referral schemes, and resolves the split with the Third Circuit in favor of NJ insurers — at least as a matter of state law. Expect increased reliance on IFPA civil actions, rather than PIP arbitration demands, as SIU's primary enforcement vehicle going forward.

Result

No-Cause Jury Verdict Secured in Wrongful Death Trial

We successfully obtained a no-cause jury verdict in a 13-day wrongful death trial. The decedent, a 59-year-old man, was admitted to the emergency room on February 15, 2019, with complaints of abdominal pain, decreased appetite, and constipation, despite the use of laxatives. The patient did not complain of any nausea, vomiting, or diarrhea. He had a significant medical history including diabetes, hypertension, prior coronary artery stenting, morbid obesity (with past gastric bypass surgery), longstanding ventral hernia, and back pain. A CT scan revealed multiple hernias and a potential closed-loop bowel obstruction, leading to a surgery consultation. Our client, an emergency general surgeon, interpreted that the patient did not have a closed loop or any significant obstruction and recommended non-surgical management. The patient was approved to have clear liquids, and had a vomiting incident shortly after, but our client was not notified. The patient was returned to NPO status, and after improving overnight, he was returned to “clears” and additional medical and renal consults were ordered. Our client did not receive any communications from the residents/nurses of any changes in the patient’s condition. On February 18, 2019, two rapid responses were called due to increased heart rate and vomiting. It is believed that the vomiting resulted in aspiration, causing sepsis, ultimately leading to the patient’s death. During the trial, the plaintiff’s sole medical expert highlighted imaging on the wrong hernia, which called into question all of his opinions in the case. We made key objections related to the expert testimony, limiting what the allegations were, and preventing new allegations from being made. After approximately two and a half hours of deliberating, the jury returned a no-cause verdict. 

Thought Leadership

Congress Passes Financial Exploitation Prevention Act

On June 25, 2026, the House passed the Financial Exploitation Prevention Act of 2025 (“the Act”) by a vote of 414 to 2. The Act allows financial advisors and firms to delay suspicious transactions regarding the accounts of clients who are 65 or older, if they believe financial exploitation has occurred or is about to take place. With the advancement of technology and AI, the House’s overwhelming bipartisan passage of the Financial Exploitation Prevention Act represents an important step in strengthening the financial industry’s ability to combat the growing threat of elder financial exploitation. The Act recognizes what advisors have long known that financial professionals are often the first to detect suspicious behavior but have historically lacked clear legal authority to intervene before irreversible financial harm occurs. From the industry’s perspective, the bill accomplishes several important objectives, including the following: (1) Provides a practical “pause button” by allowing financial professionals to temporarily delay certain transaction requests when there is a reasonable belief that a senior or vulnerable adult is being financially exploited; (2) Empowers financial professionals to act by providing greater certainty that firms can act in good faith to protect clients without unnecessary legal risk; and (3) Strengthens investor protection without sacrificing client rights by allowing temporary delays based on a reasonable suspicion of exploitation, which is intended only to allow additional review and not to deny clients access to their money indefinitely. In sum, the Financial Exploitation Prevention Act will equip financial professionals with practical, carefully tailored tools to stop suspected financial exploitation before client assets are lost. By allowing firms to temporarily delay suspicious transactions under defined circumstances, Congress is recognizing the critical role advisors play as the first line of defense against increasingly sophisticated fraud schemes. The Act strikes an appropriate balance between protecting vulnerable investors and preserving individual financial autonomy, while reinforcing collaboration among advisors, families, and law enforcement to combat financial exploitation. The bill now awaits Senate action.