Prenuptial and Postnuptial Agreements – New York & New Jersey

A prenuptial agreement, commonly known as a “prenup,” is a legal contract entered into before marriage that outlines how assets, debts, property, and financial responsibilities will be handled if the marriage ends in divorce or separation.

For many couples, a prenup provides financial clarity and peace of mind before entering marriage.

A prenuptial agreement may help protect:

• Business interests or professional practices
  Real estate and investment properties
• Inherited family wealth
  Retirement accounts and savings
• Future income and separate property
  Protection from a spouse’s existing debts

“A well-drafted prenuptial agreement is not about planning for divorce — it is about creating financial transparency and protecting both parties before marriage.”

A postnuptial agreement, or “postnup,” is similar to a prenup, except it is created after the marriage has already taken place.

Couples may choose a postnuptial agreement for many reasons, including:

• Changes in financial circumstances
• Starting or selling a business
• Receiving an inheritance
• Addressing marital financial concerns
• Clarifying property ownership during the marriage

In many situations, postnuptial agreements help couples resolve uncertainty and strengthen financial communication within the marriage.

Yes. Both New York and New Jersey generally enforce prenuptial agreements when they are properly drafted and executed under state law.

To be considered valid, prenups typically must be:

• In writing
• Signed voluntarily by both parties
• Based on full financial disclosure
• Properly executed according to state legal requirements

A properly prepared agreement can help reduce future disputes involving:

• Property division
• Alimony or spousal support
• Debt allocation
• Financial responsibilities during marriage or divorce

However, courts may refuse to enforce agreements that involve fraud, coercion, lack of financial disclosure, or significant unfairness.

Absolutely.

Business owners frequently use prenuptial agreements to protect:

• Ownership interests
• Business appreciation and future growth
• Partnership interests
• Professional practices
• Intellectual property and investments

Without a valid agreement, a business may become subject to complex division issues during divorce proceedings.

Common clients who benefit from business protection clauses include:

• Doctors and medical professionals
• Attorneys and law firm partners
• Entrepreneurs and startup founders
• Real estate investors
• Family-owned business operators

Yes. Prenuptial and postnuptial agreements can often include provisions regarding:

• Future spousal support
• Alimony limitations
• Financial obligations after divorce

However, courts may still review these provisions to determine whether they are fair and enforceable at the time of enforcement.

Generally, no.

Courts in both New York and New Jersey determine child custody and child support based on the best interests of the child at the time of separation or divorce.

Because circumstances involving children can change over time, courts typically do not enforce prenup provisions attempting to predetermine:

• Child custody arrangements
• Parenting schedules
• Child support obligations

While separate legal representation is not always legally required, it is strongly recommended.

Independent counsel helps ensure:

• Both parties understand the agreement
• The process remains fair and voluntary
• The agreement is less vulnerable to future legal challenges

“Having independent legal representation can greatly strengthen the enforceability of a marital agreement.”

Ideally, couples should begin discussing a prenuptial agreement several months before the wedding date.

Waiting until the last minute may create claims of:

• Pressure or coercion
• Lack of adequate review time
• Unequal bargaining power

Early preparation allows both parties sufficient time to review, negotiate, and finalize the agreement properly.

Yes.

After marriage, spouses may:

• Amend an existing prenup
• Revoke the agreement entirely
• Create a new postnuptial agreement

Any modifications should be completed in writing and executed according to applicable legal requirements.

Every relationship and financial situation is unique. A carefully drafted agreement should be customized to address your specific concerns and long-term goals.

Robert assists clients throughout Nassau County, New York, and New Jersey with:

• Drafting prenuptial agreements
• Reviewing existing agreements
• Negotiating fair marital contracts
• Protecting business and personal assets
• Ensuring legal compliance and enforceability

A properly structured agreement can provide clarity, reduce conflict, and protect your financial future.