A tort claim is a legal claim based on grounds such as nuisance, defamation and invasion of privacy. Torts claims may cover incidents of defamation. Creating a public nuisance may be handled by a tort claim. Making false statements verbally or in writing may qualify as defamation, which is a type of tort.orts can be classified into five categories: intentional torts, negligence, strict liability, product liability, and miscellaneous. When a person files a tort claim, he or she is filing a civil lawsuit against the person or other entity that committed the tort.