The HIPAA privacy law effects most employers! The law went into effect April 14, 2003 and compliance is mandatory. Inform your employees of their rights under the HIPAA Privacy rule with the HIPAA Poster! The HIPAA Poster contains important information for your employees to know how their health information is protected. Avoid costly fines and inform your employees of their rights. Post the HIPAA poster to help you comply with the new privacy law.