Tag
#Coretax System
Showing 1-19 of 37 items
articlePurbaya Claims Coretax Has Positive Impact as Underpaid Tax Returns Surge
The DGT Coretax System is boosting tax compliance, with underpaid tax returns rising sharply as tax oversight becomes more effective.
Jul 20, 2026
articleCoretax Unavailable for 24 Hours During July 4–5 Weekend Maintenance
The DGT's Coretax system will be unavailable for 24 hours on July 4–5, 2026, due to scheduled maintenance, suspending all tax services.
Jul 13, 2026
articleA Note on Coretax Relief at the Eleventh Hour
The 2026 Corporate Income Tax Return filing relief raises questions over Coretax readiness, filing certainty, and the effectiveness of the tax system.
Jul 6, 2026
articleAbsorbing Hundreds of Billions in Budget, Coretax Still Faces Technical and Adaptation Challenges
Coretax 2025 has absorbed a budget of IDR 337.1 billion and has reached full implementation status, yet it continues to face technical issues and user adaptation challenges. Here’s a look at its achievements, efficiency gains, and remaining hurdles.
Apr 27, 2026
articleLessons from Purbaya’s Case: Why Can Taxpayers End Up with Underpaid Taxes?
What causes an underpayment in annual tax returns? Purbaya’s case illustrates how multiple income sources can lead to discrepancies in tax payable.
Mar 29, 2026
articleThe Convenience of Coretax Prepopulated Feature and the Risk of Overreliance by Taxpayers
The prepopulated data feature in Coretax makes the preparation of an Annual Corporate Income Tax Return easier due to the integration of tax credit and asset depreciation data. However, this convenience may also create a false sense of comfort for taxpayers if the data is not verified. This article discusses the importance of data validation and internal control in tax reporting in the Coretax digital era.
Mar 16, 2026
articleMUC Holds Taxation Update 2026 in MM2100 Industrial Area, Discusses Coretax Challenges
MUC Consulting held the Taxation Update 2026 in the MM2100 industrial area, discussing strategies for corporate income tax return filing, Coretax challenges, and SP2DK trends for companies.
Feb 18, 2026
articleTax Returns in the Era of Questionnaire-Based Coretax and the Risk of Silent Errors
Opinion on the Coretax tax return system based on questionnaires and the risk of silent errors. Learn how initial responses affect tax return completeness and potential fiscal adjustments.
Feb 9, 2026
articleMass Tax ID Number–NIK Matching and Validation Now Available in a Single Portal
The DGT has launched version 2 of the TIN–NIK matching portal, enabling mass NIK validation and registration for employers. Learn the workflow and the latest requirements here.
Nov 28, 2025
articleUnable to File Your Tax Return Before Creating an Authorization Code? Here’s How to Create and Validate It
Taxpayers are now required to have an Authorization Code or Digital Certificate before filing their tax return through Coretax. Check out the complete guide on how to create and validate the DGT Authorization Code, along with the steps to ensure smooth and secure tax filing.
Nov 13, 2025
articleYear-End Reminder: DGT E-mails Notices of Tax Arrears
The Directorate General of Taxes (DGT) sent reminder emails to Taxpayers regarding their tax arrears toward the end of 2025. Through the message, DGT urged Taxpayers to promptly settle their tax obligations via the Coretax system and official tax payment channels.
Nov 13, 2025
articleTax Seminar in Semarang: MUC Shares Insights on Using Coretax and Handling SP2DK
MUC Consulting held a tax seminar in the city of Semarang with the theme “Tax Risk Mitigation Strategy and Coretax 2025 Implementation in Accordance with PER-11/PJ/2025.” The event covered guidance on using Coretax, strategies for handling SP2DK, and aimed to enhance tax understanding among business actors in Semarang.
Oct 28, 2025
articleHow to Activate Your Coretax Account: A Mandatory Step Before Filing Your Annual Tax Return
Activating your Coretax account is mandatory to file your Annual Tax Return (SPT) and access various tax services. This article explains the legal basis, activation steps, and the risks of not activating your account.
Oct 24, 2025
article2025 Tax Filing Expected to Decline to 14.5 Million, Here's Why!
The number of Annual Tax Return (SPT) filings in 2025 is estimated to decrease to 14.5 million due to the implementation of the Coretax system, economic pressures, and an increase in taxpayers' earnings below the non-taxable income (PTKP) threshold.
Oct 22, 2025
articleMUC BIJAK Vol. 6: A Comprehensive Guide to Filing Corporate Annual Tax Returns via Coretax
Through MUC BIJAK Volume 6, MUC Consulting provides a comprehensive walkthrough of the steps for filing Corporate Annual Income Tax Returns using the Coretax system. Featuring speakers from the DGT and MUC tax practitioners, this webinar explores guidance, challenges, and practical solutions for tax reporting in the Coretax era.
Oct 16, 2025
articleBKPM Tax Incentive Services Now Integrated with Coretax
The DGT and BKPM have officially integrated tax incentive services through the Coretax system. This collaboration is expected to strengthen investment and boost state revenue.
Oct 7, 2025
articleTax Administration Modernization: Indonesia Receives IDR 8 Trillion Loan from ADB
Indonesia Receives IDR 8 Trillion ADB Loan to Modernize Tax Administration through Coretax, Aiming to Improve Services, Compliance, and Curb Tax Avoidance.
Aug 14, 2025
articleHow to Merge the Tax ID Numbers (TIN) of Husband and Wife Through the Coretax System
Guide to merging husband-and-wife TINs in Coretax: steps for deactivating the wife’s TIN, adding it to the husband’s account, and the latest tax rules for married women.
Aug 13, 2025
articleStatus of Husband-and-Wife Tax ID Numbers in the Coretax Era
This article explains the importance of merging husband-and-wife TINs in the Coretax era, as well as its impact on the calculation of Withholding Income Tax, including the procedures for merging and matching TINs with the National Identification Number (NIK).
Jul 29, 2025
