When trusts and estates lawyer Elenora Benz meets with clients who want her to draw up a will, she asks not only about assets and heirs but also about pets and how they are to be provided for.

A New Jersey law enacted in 2001 lets pet owners set up lifetime or testamentary trusts for care of domestic animals. It even allows a court to appoint a trustee if needed and to make orders and determinations to carry out the intent of the creator and the purpose of the act.