Coretax (tax administration system)

Coretax is the DJP (Directorate General of Taxes) administration system that replaced fragmented services from January 2025. For the villa market the key feature is end-to-end matching. Bank transfers, returns, NIB/KBLI registrations, booking-platform reports and regional taxes (NPWPD) converge in one taxpayer profile keyed to an NPWP or passport.

Here is what changes in 2026. A deed price below the actual transfer is visible automatically, and so is rental income with no PPh withheld. A mismatch between "who paid for the land" and "whose name it is in" flags nominee schemes, which is why our blog's pieces on the grey market cite Coretax as the end of an era.

For a compliant investor the system is a plus. Withheld tax and the bukti potong slip are generated in-system, and the credit at home is easier to substantiate.

Read more in the blog

• The End of Grey Schemes in Bali. Nominee Ownership, Perda 4/2026 and Coretax
• How rental income from your Bali villa is taxed at home

Where the term comes up

• Bali Villa Due Diligence, or How to Legally Verify the Property and the Deal Before You Buy
• Can a Foreigner Buy a Villa in Bali? 15 Key Questions
• Bali Closes PT PMA Registration for 18 KBLI Codes, Including Real Estate 68111
• Why DOMA switched to a coordinator services agreement instead of “everything through one company”
• Developer with a PT PMA or Three Contracts? Which Is Safer in 2026
• DOMA Journal 5: quarterly review of three months that rewrote the rules of entry to Bali. 18 KBLI codes, Airbnb and Booking delisting, absorption balance and cost of ownership (July – September 2026)

Related terms

Updated 2026-09-20. Not a public offer. Regulations change, so we cite enacted acts only and update the entry when they do.