In the case of Penman v. St. Paul Fire and Marine Insurance Company, 1909, the U.S Supreme Court was asked to determine whether an insurance company could refuse a claim based on misrepresentation in the policy application. The plaintiff, Penman, had taken out a fire insurance policy with St. Paul Fire and Marine Insurance Company for his property but when it burned down he found that his claim was denied due to alleged false statements made during the application process about previous fires on his properties. The court ruled in favor of Penman stating that even if there were inaccuracies or falsehoods within an applicant's statement while applying for coverage; unless those inaccuracies are material to risk assessment or they significantly affect terms of contract between parties involved (insurer-insured), they cannot be used as grounds for denying claims under such policies by insurers.

In the dissenting opinion for Penman v. St. Paul Fire and Marine Insurance Company, it was argued that the majority's decision to uphold a lower court ruling in favor of an insurance company was incorrect because it failed to consider key aspects of contract law. The dissenting justices believed that when interpreting contracts, courts should strive to understand and respect the intentions of both parties involved at the time they entered into agreement. In this case, they felt that there had been a mutual mistake made by both parties regarding what exactly was being insured - specifically whether or not certain machinery would be covered under fire damage policy issued by St.Paul Fire & Marine Insurance Co., which led them to enter into an invalid contract unknowingly. They also pointed out that if such mistakes are discovered after damages have occurred but before any claims have been paid out, then those claims should still be honored as long as no fraud has taken place on part of claimant (Penman). Therefore, according to these justices' interpretation of law and facts presented during trial proceedings, Mr.Penman should've received compensation from his insurer despite ambiguities present within their original agreement.