Immediate Action Required:
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MONTHLY PAYMENT OBLIGATIONS
Deadline: 15th of Following Month (NEW – Changed from 10th)
Tax Types Covered:
Target Audience: All companies, employers, withholding agents
Penalty Risk: 🔴 HIGH – Interest penalties at benchmark rate + 5%
Payment Method: Coretax system only
MONTHLY REPORTING OBLIGATIONS
Deadline: 20th of Following Month
Requirements: Submit monthly tax returns (SPT Masa) electronically
Target Audience: All companies, employers, withholding agents
Penalty Risk: 🟡 MEDIUM – Administrative penalties apply
System: Coretax mandatory
VAT (PPN) OBLIGATIONS
Deadline: End of Following Month
New 2025 Requirements:
Individual Tax Returns
Deadline: March 31, 2025 (Extended to April 11 due to holidays)
Corporate Tax Returns
Deadline: April 30, 2025
VAT Rate Increase (January 1, 2025)
Impact: All VAT-registered businesses
Details:
Coretax System Implementation (January 1, 2025)
Impact: All taxpayers
Details:
E-commerce Withholding Tax (July 14, 2025)
Impact: E-commerce platforms and online sellers
Details:
SMEs & Startups
Key Obligations:
Monthly Cash Flow Impact: ~2-5% of gross revenue
Established Companies
Key Obligations:
Monthly Cash Flow Impact: ~8-15% of gross revenue
Multinational Corporations
Additional Requirements:
Compliance Complexity: High – Professional advisory essential
E-commerce Businesses
New 2025 Requirements:
CRITICAL RISK ZONES
VAT Calculation Errors
Coretax System Transition
Monthly Payment Deadline Changes
E-commerce Platform Compliance
Immediate Actions (Within 30 Days)
Quarterly Reviews
Annual Preparations
Technology Solutions
Process Improvements
Monitoring Systems
Government Contacts
Professional Advisory
Compliance KPIs to Track
Financial Impact Monitoring
Expected Developments
Strategic Recommendations
Given the unprecedented scope of tax regulatory changes in 2025, including the VAT rate increase, Coretax system implementation, and new e-commerce requirements, immediate action is essential.
We strongly recommend:
The complexity of Indonesia’s evolving tax landscape makes professional guidance not just recommended, but essential for business success and regulatory compliance.
This comprehensive calendar serves as your strategic guide to Indonesian tax compliance success in 2025. Regular review and proactive implementation of these recommendations will ensure your organization stays ahead of all obligations while optimizing tax efficiency.
For questions about implementation or specific compliance situations, consult with JCSS who are qualified Indonesian tax professionals and can provide personalized guidance based on your business circumstances.
GOVERNMENT & OFFICIAL SOURCES
Directorate General of Taxes (DGT) – Official Sources:
VAT RATE CHANGES
VAT Rate Increase to 12%:
CORETAX SYSTEM CHANGES
New Tax Administration System:
E-COMMERCE TAX REGULATIONS
New 0.5% E-commerce Withholding Tax:
HOLIDAY SCHEDULES
National Holidays Affecting Tax Deadlines:
TAX FILING PROCEDURES
Individual & Corporate Tax Returns:
PROFESSIONAL ANALYSIS
PENALTIES & ENFORCEMENT
Penalty Waivers & Enforcement:
ADDITIONAL RESEARCH SOURCES
Comprehensive Tax Information:
OFFICIAL VERIFICATION CONTACTS:
For Real-Time Updates:
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