Coretax DJP is the new official portal for tax payments and filing tax returns in Indonesia, launched by the Directorate General of Taxes (DJP). From 2025, it replaces the previous system and becomes the main tool for taxpayers.
Official Coretax website: https://coretaxdjp.pajak.go.id/
Coretax training: https://pajak.go.id/reformdjp/coretax/
How to Access Coretax?
- Go to the Coretax website and click “Forgot Password” if you previously had an account in the old DJP system.
- Enter your NPWP (the number must contain 16 digits; if not, add leading zeros).
- Provide your registered email or phone number, complete the CAPTCHA, and receive a password reset link.
- After setting a new password, log in using the 16-digit NPWP and the newly created password.
How to Generate a Billing Code for Payment?
To generate a Billing Code for tax payment, follow these steps:
- In the menu, select Payments > Self-Service Billing Code Creation.
- Enter the required details.
- Confirm the billing code creation and use it for payment.


This process is similar to the previous tax system.
Useful Coretax Resources
Coretax DJP Quick Guide (Panduan Ringkas Coretax DJP):
Responsible Party, Impersonation, and Adding Role Access for Business Taxpayers (Penanggung Jawab, Impersonate dan Penambahan Role Akses WP Badan):
Latest News
Coretax DJP Launch:
More details on the new system and self-service billing code creation
Beware of Scams!
Warning about fake websites and fraud attempts
Annual Tax Return (SPT Tahunan):
Information on tax return filing
How to Top Up a Tax Deposit?
Now, you can maintain a tax deposit balance to minimize penalties.
- Generate a billing code via Self-Service Billing Code Creation.
- Choose:
- Tax Account Code: 411618
- Deposit Type Code: 100 (tax deposit)
- Read the official instructions.
Important
Flado does not provide accounting services. This article is for informational purposes only.
If you set up a PT PMA company with us in any location in Indonesia (starting from IDR 15.5 million), we will provide contact details for trusted accounting agencies if you decide to use intermediaries.
More details: https://flado.id/ptpma
By the way, a PT PMA company is also a pathway to a residence permit (KITAS) for the whole family through:
- Investor KITAS: https://flado.id/investor
- Dependent KITAS for spouses, children, and parents: https://flado.id/dependent
Conclusion
Coretax DJP is a key system for taxpayers in Indonesia, replacing the old platform. Access is possible using a 16-digit NPWP and a new password. Tax payments and deposit management are now easier with the Self-Service Billing Code Creation feature.
To work with the system, we recommend studying the official guides and keeping up with the latest updates on the Indonesian Tax Office website.