When you buy any mobile phone, then every phone has it’s own unique IMEI number. So government knows about every devices or equipment.
If we use any imported equipment or electronic device, Bangladeshi government maintains a National Equipment Identity Register (NEIR) where all the identification of that device is listed during import. You need to send SMS to BTRC hot line number with your IMEI to check if your phone is legal or not.
How do I verify if my phone is legal by BTRC Because before buying new mobile phone, you should check mobile handset IMEI from BTRC so you can understand if your phone was legally imported or illegally imported in Bangladesh.
So may be you have a question about how to verify your mobile from BTRC. BTRC Notice: Illegally imported mobile phone can’t be used from 1st August 2019 in Bangladesh How to check IMEI from BTRC?
But don’t worry you can verify IMEI directly from BTRC. On JBTRC has published an announcement on their official website about to prevent use of illegally imported mobile phone in Bangladesh.