The Puerto Rico Court of Appeals recently ruled in a significant child custody case involving Sebastien Lambert and Sally Marie Biondo. The court's decision affects the custody arrangements of their five minor children. The ruling emphasizes the importance of due process in custody hearings, especially in cases involving allegations of domestic violence.
On June 11, 2026, the court addressed a petition filed by Biondo, who sought to overturn a provisional custody order granted to Lambert. This ruling is critical as it highlights the legal standards and procedures that must be followed in custody disputes, particularly when the welfare of children is at stake.
Background
The case began when Sebastien Lambert filed an urgent request for sole custody of his five children on February 26, 2026. He claimed that Biondo had taken the children to Florida without his consent and had indicated she would not return to Puerto Rico. Lambert's request for custody was based on concerns for the children's well-being and the legality of Biondo's actions.
In response, Biondo contested Lambert's claims, arguing that the trip was not deceptive and that he had authorized it. She also alleged that Lambert had subjected her to domestic violence. The situation escalated when Biondo filed for a protection order against Lambert on February 24, 2026, amid ongoing allegations of abuse.
The initial court proceedings took place in the Superior Court of Mayagüez, where Lambert was granted provisional custody of the children on April 20, 2026. Biondo, dissatisfied with this ruling, filed a certiorari petition with the Court of Appeals, arguing that the lower court erred by granting custody without allowing her to respond to the allegations.
The Ruling
The Court of Appeals, led by Judge Brignoni Mártir and joined by Judges Salgado Schwarz and Aldebol Mora, ruled in favor of Biondo. The court found that the lower court had acted prematurely by granting provisional custody to Lambert before Biondo had a chance to present her defense. The court stated, "The decision of the tribunal in regard to the custody of a minor must be made after conducting an objective and careful analysis of all circumstances present in the case."
Furthermore, the court emphasized the need for a hearing to evaluate the custody situation properly. They ordered the lower court to conduct an urgent hearing to reassess the custody arrangements. The ruling underscored the necessity of ensuring that both parents have the opportunity to present their cases in custody disputes, especially when allegations of domestic violence are involved.
Impact
This ruling has significant implications for child custody cases in Puerto Rico. It reinforces the principle that due process must be upheld in custody hearings, ensuring that both parents have the opportunity to be heard. This decision may influence future cases involving custody disputes, particularly those with allegations of domestic violence or other serious concerns regarding a parent's fitness.
Additionally, the court's ruling highlights the importance of conducting thorough evaluations before making custody determinations. By mandating a hearing, the court aims to ensure that the children's best interests are prioritized and that any decisions made are based on comprehensive evidence and testimonies.
What's Next
The case has been sent back to the lower court for an urgent hearing on provisional custody. This ruling can be appealed, but it remains to be seen whether either party will pursue further legal action following the upcoming hearing.











