In Tacey v. Irwin, the Supreme Court of the United States was asked to decide whether a contract between two parties could be enforced when one party had acted in bad faith and failed to fulfill their obligations under the agreement. The court held that while contracts should generally be upheld, if one party has acted in bad faith or otherwise breached their contractual duties then they cannot expect any protection from a court of law. Furthermore, even though some damages may have been suffered by the other party due to this breach, it is not enough for them to recover all losses incurred as a result of such behavior. This decision serves as an important reminder that although contracts are binding agreements between two parties which must be honored by both sides, courts will not protect those who act dishonestly or fail to meet their obligations under these agreements.

Justice Field delivered the dissenting opinion in Tacey v. Irwin, arguing that the majority had misapplied the law and failed to consider relevant facts of the case. He argued that under California law, a husband was not liable for his wife's debts unless he had expressly agreed to be responsible for them or if they were incurred during their marriage. In this case, there was no evidence of an express agreement between Mr. Irwin and Mrs. Tacey's creditors; therefore, it could not be assumed that Mr. Irwin was liable for her debts simply because he married her after they were incurred. Furthermore, Justice Field noted that even if Mrs. Tacey had been legally obligated to pay these debts prior to marrying Mr. Irwin, she would have become discharged from them upon entering into matrimony due to California’s Married Women’s Property Act which provided protection against pre-marital debt obligations being transferred onto a husband without his consent or knowledge at time of marriage . Therefore Justice Field concluded by stating “the judgment should have been reversed".