What was the ruling regarding the husband's claim in the case of the out-of-state driver?

The ruling allowing the husband's claim based on joint liability principles acknowledges that both spouses can pursue legal action for damages arising from a single incident. In many jurisdictions, when one spouse is injured because of another party's negligence, the other spouse has the right to claim damages as well, particularly for loss of consortium or other related claims. This is rooted in the legal doctrine that recognizes the marital unit and allows for recovery by both parties who may be affected by the negligent act.

In this context, the husband's claim would not be dismissed or precluded as he has a valid interest that may arise independently from his wife’s claim. This type of recovery is based on the concept that the injurious event impacts both spouses, allowing them to seek damages collectively or individually stemming from that same incident. Therefore, the court likely recognized the joint liability principles, allowing both claims to stand and ensuring that both spouses could be compensated for their respective injuries and losses.