Home / Sofia TODOR TsVETKOV ET Auto service Call · +359888315666 Vehicle inspection station (annual technical inspection / GTP). Permit No. 166. Region/municipality: Sofia-grad / Sofia. Categories: AB1 AP1 L1 L1e L3 L3e M1 M1G N1 N1G O1. Source: Official RTA all-valid permits #166 (as of 2026-09-30).