The February 2019 SEC Release went live on 28 February 2019. The following modifications were implemented in this release:

Implementation date
28/02/2019
Modification Number Modification Name Stage Implementation Date Last Updated
SECMP0064Alt HAN Co permission to seek access for Alt HAN Activities as a representative of energy suppliersImplemented28/02/201930/07/2024
SECMP0061Enduring SEC Release ProvisionsImplemented28/02/201929/05/2025
SECMP0059Amendments to SEC Security Assessments for Non-Domestic Suppliers and Other UsersImplemented28/02/201923/07/2024
SECMP0057Users to notify SSC of a second or subsequent User SystemImplemented28/02/201921/02/2025
SECMP0009Centralised Firmware LibraryImplemented28/02/201914/02/2025
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