Sov is takebla from today
Originally Posted by CCP Chronotis
No, that is not what it means at all. Your sovereignty will be vulnerable to attack. The Sovereignty Blockade Units (SBU) if onlined at more than 51% of your systems gates makes your outpost if in system, or infrastructure hub if it is in system or your TCU vulnerable.
The grace period only relates to the existing sovereignty restricted starbase structures such as cyno jammers and jump bridges. Before the grace period ends at downtime Tuesday 15th December you must have the appropriate strategic upgrade installed into the infrastructure hub in order for these to remain online afterwards.