Emission test Petrol Diesel LPG CNG

Emission test Praha – Karlovarská

operated by NH  group  s.r.o. · station no. 410629

Emission test Praha – Karlovarská tests emissions for petrol, diesel, LPG and CNG. In 2025, 8,760 emission tests took place here.

Station details: Czech Ministry of Transport · page updated 28 Oct 2026

Which fuels they test here

  • Petrol
  • Diesel
  • LPG
  • CNG
  • No LNG test here

What the emission test is for

The emission test is part of the vehicle inspection. A separate station tests the emissions and gives you a report. You then take it to the STK together with the car. The report is valid only for a limited time, so do not put off the STK.

Where to go for the STK afterwards

Number of tests

In 2025 there were 8,760 emission tests here, 180 % more than the average emission test station in Prague. That is 28 % more than in 2024.

Ministry of Transport data for 2024 and 2025

Tests in 2025 compared with the average for Prague
Tests by year
YearThis stationPrague average
20258,7603,132
20246,833–
Last 12 months8,835–

Most common car makes

  1. Škoda
  2. Volkswagen
  3. Ford
12.2 years average age of tested vehicles in 2025
When it is least busy It is busiest on Wednesday around 7:00. It is quietest on Friday around 13:00.

Based on test times in 2025 · Ministry of Transport data

Frequently asked questions

Which fuels do they test emissions for?

The station tests emissions for petrol, diesel, LPG and CNG.

What do I do with the emission test report?

Show the report at the STK together with the car. It is valid only for a limited time, so do not put off the inspection.

When is it least busy here?

Based on inspections in 2025, it is quietest on Friday around 13:00 and busiest on Wednesday around 7:00.

Other stations nearby

All emission test stations in Praha

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