Tillsyn 1 holds SBSC certificate 20-152 as besiktningsfirma brandskyddsanläggningar under SBF 1003:5 and inspects fire alarm systems at contract, delivery and revision stages. The same practice carries the electrical side — contract inspection, the annual electrical inspection Swedish hotel legislation requires, continuous supervision, revision inspection and thermographic imaging of electrical installations — which puts ignition-source inspection and detection inspection in the same hands.