RSA 172:13 Acceptance and Admissions.

I. Any resident of the state, or the parent, person in loco parentis, or the legal guardian of a resident under 18 years of age or mentally incompetent, may apply to the commissioner for voluntary admission of such resident for care, treatment and guidance. The commissioner may adopt such rules regarding the admission, care and treatment of voluntary patients as he deems best. The rules of the commissioner in regard to voluntary clients shall be printed and made available to the public. No voluntary client shall, by asking the help or care of the commissioner, abridge any of his civil rights nor shall evidence of his voluntary submission to the commissioner's care and control be admissible against him in any court. All records pertaining to voluntary clients shall be kept confidenti