TN HB2013

Requires mandatory blood or urine testing for psychotropic drugs and other substances on individuals suspected of committing a mass shooting, defined as injuring 4 or more people or attempting to kill 4 or more people

Authorizes qualified practitioners (physicians, nurses, phlebotomists, physician assistants) to use "all reasonable force" to obtain samples, with civil and criminal liability protection except for negligence

Expands existing mass shooting study requirements to include non-fatal incidents by removing the previous limitation that required 4 or more deaths

Mandates hospitals send de-identified samples and test results to the health science center for study of drug interactions between psychotropic medications and other substances

Takes effect July 1, 2026 and applies to mass shootings occurring on or after that date