When tax questions get complicated, you need more than basic answers, you need clarity, strategy, and authoritative guidance. At The Law Offices of Lawrence Israeloff, PLLC, we provide advanced tax consulting and research services to individuals, business owners, and fiduciaries throughout Long Island and the New York metro area.
With dual credentials as a tax attorney and Certified Public Accountant (CPA), Lawrence Israeloff brings legal insight, financial expertise, and real-world experience to complex tax matters. Whether you’re facing a challenging transaction, navigating multi-state issues, or planning for long-term outcomes, we offer the trusted analysis you need to move forward with confidence.
When to Seek Tax Consulting & Research
Not all tax situations are straightforward. If you’re dealing with high-value decisions, unclear IRS guidance, or uncommon tax scenarios, expert consultation is critical.
We help clients:
- Interpret and apply complex tax laws to specific situations
- Navigate federal, state, and local tax code inconsistencies
- Structure transactions for legal and tax efficiency
- Plan ahead for IRS audit exposure or risk mitigation
- Support positions on tax returns with legal authority
- Evaluate the impact of tax law changes or proposed legislation
Our tax research services are thorough, well-documented, and tailored to your needs, ensuring compliance while minimizing tax liability and risk.
Our Tax Consulting & Research Services
We support individuals, families, and businesses with a wide range of consulting and research needs.
Transaction-Specific Consulting
We assist clients in evaluating and structuring transactions with an eye toward tax outcomes, including:
- Real estate purchases, 1031 exchanges, and cost basis issues
- Business acquisitions and sales
- Entity conversions or dissolutions
- Stock options, equity compensation, and deferred income
- Retirement account distributions and rollovers
- Gift and estate tax planning for large transfers
We provide written tax opinions and strategy memos where appropriate, backed by citations from the Internal Revenue Code, Treasury Regulations, IRS rulings, and relevant case law.
Federal and State Tax Research
Tax compliance across jurisdictions can be challenging, especially when clients operate or reside in more than one state.
We help you:
- Interpret New York State and multi-state tax rules
- Analyze nexus, residency, and income-sourcing issues
- Coordinate federal and state filing obligations
- Research sales tax, use tax, and franchise tax exposure
- Understand trust and fiduciary taxation across jurisdictions
We stay current on guidance from the IRS, New York State Department of Taxation and Finance, and leading tax authorities to ensure every recommendation is supported by law.
IRS Guidance & Compliance Interpretation
The tax code is constantly evolving, and new developments can raise questions about compliance or planning. We help clients interpret:
- Recent IRS Revenue Rulings and Procedures
- IRS Notices and Chief Counsel Advice
- Treasury Regulations and Proposed Regs
- Court decisions affecting specific industries or transaction types
- IRS audit trends, issue resolution pathways, and voluntary disclosure options
Whether you’re preparing to take a position on a return or responding to IRS correspondence, we help you understand the law, assess risk, and act with confidence.
Why Clients Choose Us
At The Law Offices of Lawrence Israeloff, we’re not just tax preparers – we’re strategic advisors. Our consulting clients choose us because we offer:
- Deep technical expertise in tax law and accounting
- Strategic thinking grounded in financial realities
- Clearly written and actionable research
- Full coordination with estate, business, and retirement plans
- A practical, problem-solving approach grounded in professional ethics
Whether you’re a high-net-worth individual, business owner, or trustee, we bring clarity to complexity.
Who We Serve
Our tax consulting clients include:
- Entrepreneurs and small businesses with advanced planning needs
- Individuals with multi-state income, investments, or relocation concerns
- Fiduciaries administering estates and trusts
- Real estate investors and developers
- Professionals with equity compensation or complex income streams
- Tax advisors and CPAs seeking legal research or second opinions
We welcome referrals from financial advisors, accountants, and legal professionals who want to provide added value to their clients.
Serving New York and Long Island with Trusted Tax Advice
From our office in Melville, NY, we proudly serve clients across Long Island, New York City, and the greater metropolitan area. We offer tax consulting that blends legal precision, CPA-level accuracy, and a commitment to practical, client-focused solutions.
Let’s Solve Your Complex Tax Questions, Together
When the stakes are high and the answers aren’t obvious, we’re here to help. At The Law Offices of Lawrence Israeloff, our tax consulting and research services give you the clarity and confidence to move forward with peace of mind.



