(a) A person who, in good faith, either acts in reliance on an authorization in a supported decision-making agreement or declines to honor an authorization in a supported decision-making agreement is not subject to civil or criminal liability or to discipline for unprofessional conduct for

1. (1) complying with an authorization in a supported decision-making agreement, if the person is complying based on an assumption that the underlying supported decision-making agreement was valid when made and has not been terminated under AS 13.56.080;
2. (2) declining to comply with an authorization in a supported decision-making agreement if the person is declining based on actual knowledge that the supported decision-making agreement is invalid or has been terminated under AS 13.56.080;
3. (3) declining to comply with an authorization related to health care in a supported decision-making agreement, if the person is declining because the action proposed to be taken under the supported decision-making agreement is contrary to the good faith medical judgment of the person or to a written policy of a health care institution that is based on reasons of conscience.