👉 Non-perpetuance is a legal concept that refers to the absence of a marriage or union between two people. In other words, someone who is married or in a civil partnership does not have a separate legal relationship with another person, such as a child, partner, or spouse. The term "non-perpetuous" means that there is no intention to marry or form any kind of legal relationship with the other person, and therefore it is considered illegal. In some jurisdictions, non-perpet