| Mano VMI and Elektroninio deklaravimo sistema (EDS) | SYS-DA641EB6EE | Provide taxpayer self-service, requests and electronic tax-return/document submission. | depends on / uses shared VMI services | Not publicly identified for the county inspectorate | Mano VMI service page; EDS | medium |
| Išmanioji mokesčių administravimo sistema (i.MAS), including i.SAF and i.VAZ | SYS-9AB43BCFCA | Collects and processes invoice-register and consignment-note data for electronic tax administration. | depends on / uses shared VMI system | Not publicly identified for the county inspectorate; the official page confirms VMI-acquired infrastructure but does not name its supplier | official i.MAS project and system page | medium |
| Centrally provided government IT services | SYS-3E8436A771 | Shared state IT services available to institutions included in the approved centralization list. | depends on | Valstybės skaitmeninių sprendimų agentūra — centralized service provider; specific service classes and subcontractors not publicly identified | VSSA service-eligibility explanation | high |