What Is Common Law Marriage in Pennsylvania?

Common law marriage in Pennsylvania ended for new couples on January 1, 2005. After that date, no couple can form one in the state, regardless of how long they live together or how they present themselves to the world. Marriages that were validly established on or before January 1, 2005, remain fully recognized and carry the same legal weight as any ceremonial marriage.¹

The statute is short. It says no common law marriage contracted after January 1, 2005, is valid, and it protects anything “otherwise lawful and contracted on or before” that date. The date that controls is when the marriage was formed, not when someone tries to establish it. A couple who exchanged words of present intent in 2004 and only now needs to prove their status still has a valid marriage, provided they can meet the evidence requirements.

What Had to Happen Before 2005

Two things had to be true for a Pennsylvania common law marriage to exist. Living together, even for decades, was never enough on its own.

A Present-Tense Agreement to Be Married

Both people had to agree, in words expressing a present reality, that they were married. Something like “we are married” or “I take you as my spouse.” A promise to marry someday did not count. No script was required, no witnesses were required, but the intent to create a marriage at that moment had to be clear.²

A Public Reputation as a Married Couple

The couple also had to hold themselves out to the community as married. Courts look for a broad, consistent pattern: joint tax returns filed as married, deeds listing both names as husband and wife, joint bank accounts, insurance policies naming each other as spouse, consistent introductions as husband or wife to relatives, friends, neighbors, and coworkers, and a general reputation in the broader community. A few close friends who assumed the couple was married is not sufficient.²

Proving a Pre-2005 Common Law Marriage

No license was issued and no certificate exists, so the person claiming the marriage carries the burden of proof. The standard is clear and convincing evidence, which is higher than the usual “more likely than not” civil threshold.²

Pennsylvania courts apply a more forgiving rule when one spouse has died. The surviving spouse can trigger a rebuttable presumption of marriage by showing constant cohabitation and a general community reputation as married. Once that presumption is established, the person challenging the marriage has to prove the couple did not actually intend to be married.³

For Social Security survivor claims specifically, the SSA uses Form SSA-754, the Statement of Marital Relationship, and collects signed statements from two blood relatives of the deceased spouse.⁴ Useful corroborating documents include joint utility bills, property deeds identifying the couple as married, affidavits from children or siblings, and joint bank account records.

Because there is no retroactive registration process, proof can come up repeatedly over the years for things like insurance enrollment or real estate transactions. Keeping copies of joint tax returns, deeds, beneficiary designations, and any written statements you and your spouse made about your marriage protects you later. Some couples ask a court for a declaratory judgment confirming their marital status, which produces an order they can rely on going forward.

What a Recognized Common Law Marriage Gives You

A valid pre-2005 common law marriage carries the same legal force as a ceremonial one. There is no second-class version of marriage in Pennsylvania.

Inheritance

If your common law spouse dies without a will, you inherit as the surviving spouse under Pennsylvania’s intestacy statute. The share depends on who else survives. With no children and no surviving parents of the deceased, you take the entire estate. If parents survive but no children do, you receive the first $30,000 plus half the balance. The same formula applies when all surviving children are also your children. If your spouse had children from another relationship, your share drops to half of the estate.⁵

Federal Taxes

The IRS recognizes common law marriages that are valid under state law. A properly established Pennsylvania common law marriage means you are considered married for federal tax purposes and can file jointly or separately as married. That stays true even if you later move to a state that does not permit new common law marriages, because the IRS looks to the law of the state where the marriage was formed.⁶

Social Security, Pensions, and Other Benefits

A recognized common law spouse qualifies for Social Security survivor and spousal benefits on the same terms as any other spouse. Pension benefits, workers’ compensation death benefits, and employer-sponsored spousal benefits work the same way. The hurdle is always proof.

Parentage

Children born during a recognized common law marriage get the same presumption of parentage as children of any marriage. The birth mother’s spouse at the time of the child’s birth is legally presumed to be a parent unless a court order says otherwise, which matters for custody, child support, and inheritance.

Other Spousal Rights

Common law spouses can seek equitable distribution of marital property in a divorce, petition for alimony and spousal support, make medical decisions for an incapacitated spouse, and invoke the spousal privilege against being compelled to testify against each other.

Marriages Formed in Other States

The 2005 cutoff only applies to marriages formed in Pennsylvania. Several states still allow some form of common law marriage, including Colorado, Iowa, Kansas, Montana, New Hampshire (for inheritance only), Oklahoma, Rhode Island, South Carolina, Texas, Utah, and the District of Columbia.⁷ Under the Full Faith and Credit Clause, Pennsylvania generally must recognize a common law marriage validly created in one of those jurisdictions, even if the couple later moves here. The question is whether the marriage met the requirements of the state where it was formed, not whether Pennsylvania would have allowed it today. If your status was never formally determined, a Pennsylvania court can evaluate the marriage under the law of the state where it originated.

Ending a Common Law Marriage

There is no informal exit. A recognized common law marriage can only be ended through the same formal divorce process that applies to every other married couple in Pennsylvania.

One spouse files a complaint in divorce with the Court of Common Pleas, and at least one spouse must have been a Pennsylvania resident for six months before filing. The court then handles property division, alimony, custody, and support just as it would in any divorce.⁸ Temporary support and attorney fees are available while the case is pending.⁹ These cases can get complicated, because the court sometimes has to determine whether the marriage existed at all before it can dissolve it.

Myths That Mislead People

A few misconceptions regularly cause trouble:

The seven-year rule is not real. Pennsylvania never required any minimum period of cohabitation to form a common law marriage. What mattered was the present-tense agreement and the public reputation.
Living together alone, however long, never created a common law marriage in Pennsylvania. The present-tense exchange was always required.
A recognized common law marriage is not a lesser marriage. It grants the same rights, imposes the same obligations, and requires the same formal divorce to end.
The 2005 statute did not undo existing marriages. It only stopped new ones from forming, and any common law marriage properly established on or before January 1, 2005, remains valid indefinitely.¹

1
Pennsylvania General Assembly. Pennsylvania Code Title 23 Section 1103 – Common-Law Marriage
2
Social Security Administration. PR 05605.042 Pennsylvania
3
Social Security Administration. POMS PR 05005.042 – Pennsylvania
4
Social Security Administration. Form SSA-754 Statement of Marital Relationship
5
Pennsylvania General Assembly. Pennsylvania Code Title 20 Section 2102 – Share of Surviving Spouse
6
Internal Revenue Service. Publication 17 (2025), Your Federal Income Tax
7
National Conference of State Legislatures. Common Law Marriage by State
8
Pennsylvania General Assembly. Pennsylvania Code Title 23 Section 3104 – Complaint in Divorce
9
Pennsylvania General Assembly. Pennsylvania Code Title 23 Chapter 37 – Alimony and Support