"Voluntary acknowledgment" means when someone willingly and openly accepts or admits something without being forced or coerced into doing so. Full definition
There are two ways to establish parentage if you are not the child's legally recognized parent or you want to establish who the father is legally: (1) voluntary acknowledgment of parentage or (2) a parentage case in court. (vermontjudiciary.org)
Under current law, an unmarried father is not named on the birth certificate unless he signs a voluntary acknowledgment of paternity. (salon.com)
This section covers the reasons for establishing parentage, the voluntary acknowledgment of parentage process, and the court process for establishing parentage. (vermontjudiciary.org)