Section 30 allows the Secretary of State to make a determination to withdraw a supplementary code. Such determination must be published, and must specify when the supplementary code will be withdrawn. The specification of when the supplementary code is withdrawn must be a time after the end of 21 days following publication of the determination (starting on the day of publication).
Part 2: Digital Verification Services DVS trust framework and supplementary codes Section 30: Withdrawal of a supplementary code