https://devzone.nordicsemi.com/f/nordic-q-a/81393/certification-procesSorry I&#39;have a question about the certification process of a BLE in a custom board. I see that with zephyr that I can define a custom board derived fron nrf52840dk. If for examplesa I make a custom board using ncs with 1 spi 2 I2c and 2 uart... Nowen-USTelligent Community 13Thu, 04 Nov 2021 14:19:42 GMThttps://devzone.nordicsemi.com/thread/337517?ContentTypeID=1Thu, 04 Nov 2021 14:19:42 GMT137ad170-7792-4731-bb38-c0d22fbe4515:f13b9be0-5533-4405-a8b6-349a914a5079ketiljo<p>If you intend to sell the product in Europe, you need to have it CE marked. What kind of testing you need to do is dependent on the type of product. A test house will be able to help you with the process.&nbsp;</p> <p>For BT SIG qualification, you can read more about this here:&nbsp;<a href="https://www.bluetooth.com/develop-with-bluetooth/qualification-listing/">https://www.bluetooth.com/develop-with-bluetooth/qualification-listing/</a>&nbsp;</p> <p>Since all parts of the design are already been qualified, it&#39;s important that you start with &quot;no required testing&quot;.</p><div style="clear:both;"></div>