Inspections Decree 508/2009 Coll.
Electrical inspection intervals
Decree No. 508/2009 Coll. sets the intervals by type of building and by environment. Where they differ, the shorter applies. The operator is responsible for keeping to them. If you are not sure which row applies to you, call us.
| Building | Interval | Regulation |
|---|---|---|
| Flat or family house — owner-occupied Act 124/2006 Coll., § 13(7) | No interval set by law¹ | Act 124/2006 Coll., § 13(7) |
| Flat or family house for rent Decree 508/2009, Annex 8 | No interval set by the decree¹ | Decree 508/2009, Annex 8 |
| Apartment building — communal areas and risers Decree 508/2009, Annex 8, Tables A and B | 5 years² | Decree 508/2009, Annex 8, Tables A and B |
| Masonry office building Decree 508/2009, Annex 8, Tables A and B | 5 years² | Decree 508/2009, Annex 8, Tables A and B |
| Warehouse Decree 508/2009, Annex 8, Table B | 1 to 5 years by environment | Decree 508/2009, Annex 8, Table B |
| Hotel or other accommodation Decree 508/2009, Annex 8, Tables A and B | 3 years² | Decree 508/2009, Annex 8, Tables A and B |
| Building | Interval | Regulation |
|---|---|---|
| Lightning protection (active too) — protection level I and II Decree 508/2009, Annex 8, Tables A and B | 2 years³ | Decree 508/2009, Annex 8, Tables A and B |
| Lightning protection (active too) — protection level III and IV Decree 508/2009, Annex 8, Tables A and B | 4 years³ | Decree 508/2009, Annex 8, Tables A and B |
| Lightning protection of a building with an explosion hazard Decree 508/2009, Annex 8, Table A | 1 year | Decree 508/2009, Annex 8, Table A |
| Building | Interval | Regulation |
|---|---|---|
| Electrical appliances and hand tools STN 33 1630 (until 1 May 2027 also STN 33 1600, 33 1610) | Intervals set by the standard | STN 33 1630 (until 1 May 2027 also STN 33 1600, 33 1610) |
| Mark | Note |
|---|---|
| 1 | Whoever has concluded a connection contract must give the distribution operator the inspection reports within 90 days of being asked (§ 39(9) of Act No. 251/2012 Coll.). |
| 2 | A shorter interval applies under the external influences in Table B (such as water, dust, corrosion or flammable substances), in a building made of combustible materials and in a high-rise building (2 years). For an installation whose environment protocol was drawn up by 31 January 2009, STN 33 1500 sets the intervals. |
| 3 | If the environment under Table B sets a shorter interval, the shorter one applies. |
| Insurance | If an inspection required by law or by the policy is missing from an insured property and that substantially contributed to the damage, the insurer may reduce the payout and, under some policies, refuse it. |
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