The Nuremberg Code would imply a world court.
If you live in the US you are under Federal and State Law.
The "Neuremberg Code" is more of an appeal to emotion in public discourse since it brings up images of nαzι horrors but we shouldn't be referring to it in any kind of legal sense.
We should be learning about our own state and federal laws.
For more info on those laws see
thehealthyamerican.org
Click on the various links at the top of the page such as "Get Help", Vaccines, and Docuмents and letters.
You have to take time and actually go through the various pages and scroll all the way down them to research and get the laws that apply to your situation.
And from what I understand a legal guardian would have the same authority as a parent to make those decisions.
There is NO LAWFUL authority for the government, businesses, medical professionals or schools to require ANY medical intervention, including vaccines.
You have the right to NO CONSENT to any medical intervention, including masks, covid testing and vaccines.