Many parents… are not philosophically opposed to the concept of vaccination and do not object to every vaccine. However, they are philosophically opposed to government health officials having the power to intimidate, threaten, and coerce them into violating their deeply held conscientious beliefs in the event they conclude that either vaccination in general or, more commonly, a particular vaccine is not appropriate for their children.

The principle of informed consent to medical treatment, which has become a central ethical principle in the practice of modern medicine and is applied to medical interventions which involve the risk of injury or death. Implicit in the concept of informed consent is the right to refuse consent or, in the case of vaccination laws, the right to exercise conscientious, personal belief or philosophical exemption to mandatory use of one or more vaccines.

Informed Consent: An Ethical Principle

The right to informed consent as an overarching ethical principle in the practice of medicine for which vaccination should be no exception.