The taxpayer logs on to https://www.e-taxes.gov.az and presses the "Enter" button, then enters the user code, password and command word in the popup window (you can also use the "e-Signature" card to log in the system). After logging onto the system by selecting the "Online clerical work and e-Tax Account Invoice (e-TAI)" section, the taxpayer presses the "Online Payment" button in the lower left corner of the window. Selects the classification code from the list in the popup window, enters the amount to be paid, presses the "Pay" button, enters the required payment card details and completes the online payment by clicking the "Confirm" button.

For more information, please use the following links:

Illustrative description of the operation: https://www.e-taxes.gov.az/help/#OnlaynOdeme01

Video description of the operation: http://old.taxes.gov.az/video_gallery/online_odeme

Electronic Service Administration Regulations: http://www.taxes.gov.az/az/page/elektron-xidmetler

Note: When the "Online Payment" button is pressed, the system will display tax debt information to that date. For each operation carried out by the card holder, bank commission fee of 0.15% of the amount paid shall automatically be deducted in favor of the bank at a minimum of 0,4 AZN.

Taxpayer logs on www.gpp.az and selects "State Tax Service" from the "Budget Payments" section, enters his/her own TIN and Security Code in the popup window and presses "Search". In the next popup window, selects the type of tax to be paid (for example: Simplified Tax) and the Classification Code (for example, 14323 - Simplified Tax paid by other individuals) from "Payment Methods" and clicks on the "Add" button. Then enters "Payment amount" in the relevant box and clicks on the "Payment" button. Enters the required payment card details in the popup window (card number, expiry date, 3-digit CVV2 / CVC2 code and type) and clicks "Pay" button. Finally, when the "Confirmation" button is pressed to confirm the operation, the "Online Payment" operation is performed. You can print the payment result information or send it to your e-mail.

Note: For each operation carried out by the card holder, bank commission fee of 0.15% of the amount paid shall automatically be deducted in favor of the bank at a minimum of 0,4 AZN kopecks.

Taxpayer accesses the "Government Payments" in the menu of ExpressPay payment terminal and selects "State Tax Service" button, enters the TIN and presses the "Next" button. Clicks on type of tax to be paid (for example: simplified tax) from the list and selects the appropriate type of activity in the popup window, (for example: 14323-Simplified tax paid by other individuals) from the sub-list. The "Cash Payment" operation is completed by entering the cash into the device and pressing the "Pay" button,

Illustrative description of the operation: http://www.taxes.gov.az/uploads/epay/EpayTelimat.pdf
Video file of the operation: https://youtu.be/_eD8UvaKVrI
List of addresses of ExpressPay payment terminals: http://www.taxes.gov.az/uploads/epay/epay.pdf 

Note: For each operation carried out by the card holder, bank commission fee of 0.15% of the amount paid shall automatically be deducted in favor of the bank at a minimum of 0,4 AZN.