Picrel?
MANPOWER GUIDANCE FOR ACTIVATION AND DEACTIVATION OF RESERVE COMPONENT MARINES ORDERED TO ACTIVE DUTY ISO DEFENSE SUPPORT OF CIVIL AUTHORITIES
Date Signed: 10/3/2019 | MARADMINS Number: 550/19
>https://www.marines.mil/News/Messages/Messages-Display/Article/1979422/manpower-guidance-for-activation-and-deactivation-of-reserve-component-marines/
Still active, and doesn't necessarily require a governor's permission, just a request from a primary federal agency or department in need. Several national emergencies are still declared.
"As required, the Marine Corps must rapidly mobilize RC units and personnel IAW this MARADMIN in order to respond to threats in the Homeland."