Combustion Systems Compliance Certificate and Special Inspection Report
For gas-fired systems that are not covered by the Regulation on Gas-Fired Appliances, do not fall under a single standard, and are located in this unregulated area; a Natural Gas Combustion Systems Compliance Certificate must be obtained from the relevant authorities for gas-fired systems manufactured for special production purposes.

Natural Gas Burning Systems Compliance Certificate;
- 1- Turkish Standards Institute
- 2- Inspection bodies accredited under TS EN ISO/IEC 17020 or TS EN ISO/IEC 17065 in accordance with the Regulation on Gas-Burning Appliances, or product certification bodies designated by the relevant ministry.
For the NATURAL GAS COMBUSTION SYSTEMS CONFORMITY CERTIFICATE, you can contact the technical experts at TESTPLUS.