HI CraigLaw-3096,
What grace period is there for expiration of licensing?
1.For RDS licensing grace period(evaluation period), it is 120 days. We can open CMD as admin then enter tlsbln.exe to check the Remaining dates. We can purchase per user RDS cal(or per device RDS cal) for your RDS environment by contacting Volume Licensing Service Center support.
2.For SQL server grace peroid(evaluation period), it is 180 days.
we need to perform activation of SQL Server by enter standard, developer, or enterprise product key.We can purchase SQL product key by contacting Volume Licensing Service Center support.
SQL Server Evaluation Period has Expired and How to Upgrade it?
https://techyaz.com/sql-server/sql-server-evaluation-period-has-expired-and-how-to-upgrade-it/
3.For windows server grace peroid(evaluation period), it is 180 days.
We can purchase windows per user cal(or per device cal) for your server environment by contacting Volume Licensing Service Center support.
Volume Licensing Service Center
https://www.microsoft.com/Licensing/servicecenter/default.aspx
Microsoft Volume License Key assisted support telephone numbers
https://www.microsoft.com/en-us/licensing/existing-customer/activation-centers
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