The California Court of Appeal recently ruled in the case of Seiwald v. Irias, docket number A174691, that Lisa Seiwald is entitled to half of Nicholas Irias's pension benefits that accrued during their nearly ten-year relationship prior to marriage. This decision impacts how pension rights are viewed in non-marital relationships, particularly those governed by Marvin agreements, which allow couples to define property rights outside of marriage.
The court's ruling is significant as it clarifies the rights of individuals in non-marital partnerships regarding pension benefits. It also highlights the enforceability of agreements that couples make about sharing property acquired during their relationship. This case is particularly relevant for couples who have been together for long periods but may not have formalized their relationship through marriage.
Background
Lisa Seiwald and Nicholas Irias began dating in 1992 and moved in together the following year. In December 1993, they executed an affidavit of domestic partnership so that Seiwald could receive medical benefits through Irias's employer, East Bay Municipal Utility District (EBMUD). The couple purchased a home in San Francisco and married in February 2003. In September 2020, Seiwald filed for legal separation and later initiated a civil action against Irias for breach of contract, claiming that they had entered into an oral Marvin agreement.
A Marvin agreement allows unmarried couples to establish property rights similar to those of married couples. Seiwald alleged that under this agreement, they agreed to combine their efforts and share all property acquired during their relationship. The trial court found that Irias breached this agreement by refusing to acknowledge Seiwald's interest in his pension benefits accrued during their time together.
The trial court bifurcated the proceedings, first addressing the Marvin claims before moving on to marital dissolution issues. After a five-day trial, the court concluded that Seiwald was entitled to an equal share of the property acquired during the Marvin period, including Irias's pension contributions. Irias contested this ruling, arguing that Public Utilities Code section 12337 prevented Seiwald from sharing in the pension benefits.
The Ruling
The California Court of Appeal ruled that section 12337 does not prohibit Seiwald from sharing in Irias's pension benefits. The court stated, "Seiwald has an ownership interest in Irias’s pension and is not claiming a right to that pension as a creditor or an assignee under section 12337." The judges emphasized that the pension benefits accrued during their relationship were community property under the terms of the Marvin agreement.
The court explained that Seiwald's claim is based on her ownership interest in the pension contributions made during the Marvin period, rather than a creditor's claim. The ruling affirmed that the trial court did not err in holding that Seiwald is entitled to an equal share of Irias's pension benefits, including both his contributions and those made by his employer.
Impact
This ruling has significant implications for individuals in non-marital relationships. It reinforces the idea that couples can create binding agreements about property rights, similar to those established in marriage. The court's decision clarifies that pension rights can be considered community property even if they were accrued before marriage, provided there is a valid Marvin agreement in place.
Going forward, this case may serve as a precedent for similar disputes involving pension rights and non-marital agreements. It highlights the importance of clearly defining property rights within such relationships to avoid future conflicts. Couples in long-term relationships may now feel more empowered to formalize their agreements regarding shared property, knowing that the courts can enforce these agreements.
What's Next
It is unclear whether Nicholas Irias will appeal the court's decision. The court filing did not specify any pending related cases. However, this ruling may prompt further legal discussions about the rights of individuals in non-marital partnerships and how pension rights are treated under California law.










