As of 25th April, carriers transporting goods for the Republic of Turkey under TIR carnet shall be obliged to submit information (pre-declaration) prior to arrival of the vehicle on the customs territory of the Republic of Turkey via TIR-EPD or through the new system TIRCUS.
The electronic pre-declaration must be submitted to the Customs Office of entry in the Republic of Turkey. TIR carnet shall not be accepted in case of failure to submit pre-declaration. If the pre –declaration is submitted following the arrival of the vehicle on customs territory of the Republic of Turkey it shall be subject to control, in accordance to risk-analysis.
Below is a link to the pre-declaration application User Manual TIRCUS
TIRCUS User Manual