190.307 R.S.Mo. 2
Liability: Instructions to Person in Emergency
An individual, who provides instructions via an emergency telephone service to a person providing emergency services at another location, or the person, who receives the instructions and acts, will not be held legally responsible for acting or failing to act. They can be held legally responsible if acting with extreme carelessness or intent to cause harm.
No civil liability for operation of emergency system, giving or following emergency instructions, exceptions
2. No person who gives emergency instructions through a system established pursuant to sections 190.300 to 190.340 to persons rendering services in an emergency at another location, nor any persons following such instructions in rendering such services, shall be liable for any civil damages as a result of issuing or following the instructions, unless issuing or following the instructions constitutes willful and wanton misconduct, or gross negligence.