The cost of an SIA (Security Industry Authority) Security Licence in the UK is £204 for a standard three-year licence.
Here is a breakdown of the key fee structure points:
First licence fee: £204 for a standard individual licence (valid for three years).
Additional licences: If applying for licences in different sectors, each additional licence is eligible for a 50% discount, costing £102 (as long as the first licence still has more than approximately 120 days remaining and was paid at full price).
For official confirmation, you can contact the SIA directly, as they are responsible for setting and updating licence charges.