Under which type of disaster can HIPAA privacy rule be waived?

In the wake of the Las Vegas Massacre, you may expect that the department of Health and Human Service (HHS) would waive Health Insurance Portability and Accountability Act (HIPAA) privacy rule requirements like they did during the hurricanes. Not so much this time.

Primarily

In preparation for severe disasters, the Secretary of HHS declares a public safety emergency and issues a limited waiver of Health Insurance Portability and Accountability Act (“HIPAA”) sanctions and penalties), enabling hospitals to share information to assist in disaster relief efforts and ensure that patients receive the care they need.

A waiver of this type