ZATCA E-Invoicing: The Free Guide for Saudi Small Businesses

Saudi Arabia's Zakat, Tax and Customs Authority (ZATCA) requires all VAT-registered businesses to issue e-invoices. This isn't optional — it's the law. Yet most compliance solutions cost SAR 500+ per month, which is out of reach for small shop owners, freelancers, and independent professionals. This guide explains what ZATCA actually requires and how to comply for free.

Who ZATCA applies to

You must comply with ZATCA e-invoicing if you meet all three conditions:

• You are a resident taxable person in Saudi Arabia
• You are VAT-registered (annual revenue over SAR 375,000)
• You issue tax invoices to Saudi customers

Foreign businesses selling into Saudi Arabia are also subject to specific rules but are outside the scope of this guide.

The two phases of ZATCA e-invoicing

Phase 1 — Generation Phase (in effect since Dec 2021)

You must issue tax invoices electronically. Handwritten or scanned-PDF invoices are not compliant. The invoice must include:

• Seller name, address, and VAT registration number (TRN)
• Buyer name, address, and TRN (for B2B invoices)
• Invoice issue date and time
• Unique sequential invoice number
• Description of goods or services (in Arabic, English or both)
• Line items with VAT-exclusive price, VAT rate (15%), and VAT amount
• Subtotal, total VAT, and grand total
• QR code (for simplified tax invoices to end consumers)

Phase 2 — Integration Phase (rolling out 2023–2026)

Larger businesses must integrate their invoicing system directly with ZATCA's FATOORAH platform for real-time validation. This is being rolled out in waves based on revenue. Small businesses (under SAR 40 million in annual revenue) are in later waves; check ZATCA's official portal for your specific timeline.

What a compliant invoice looks like

A ZATCA-compliant tax invoice has clearly labeled sections in Arabic and/or English:

• فاتورة ضريبية / Tax Invoice — as a header
• Your business name, address, and VAT TRN
• Customer name, address, and TRN (if VAT-registered)
• Invoice number and date
• Itemized products or services with 15% VAT breakdown per line
• Total amount payable
• QR code for simplified invoices to consumers

Common ZATCA compliance mistakes

• Missing the buyer's TRN — required for B2B invoices where the customer is VAT-registered
• Wrong VAT rate — the standard rate is 15%, but some services are zero-rated or exempt
• Non-sequential invoice numbers — you cannot skip or repeat numbers
• Missing QR code — required for simplified tax invoices (B2C)
• Handwritten invoices — no longer compliant since 2021
• Screenshot PDFs — must be generated as proper e-invoices

Free vs paid ZATCA solutions

Paid Saudi-focused solutions

• Wafeq — SAR 199–499/month · full Phase 2 integration
• Zoho Books KSA — SAR 60+/month · comprehensive suite
• QuickBooks Middle East — SAR 149+/month · Phase 1 compliant

Free options

• BusinessOS — free during limited early access · Phase 1 compliant, Arabic-native, works offline, encrypted
• Government-provided templates — ZATCA publishes basic Excel templates but they require manual work and are Phase 1 only

How BusinessOS handles ZATCA compliance

Every invoice you create in BusinessOS includes:

• 15% VAT rate applied automatically to line items
• Fields for your TRN and your customer's TRN
• Bilingual Arabic and English formatting with right-to-left support
• Sequential invoice numbering as ZATCA requires
• Structured PDF export ready for FATOORAH-compatible workflows (Phase 2 integration is on our roadmap)

BusinessOS is free during limited early access. No credit card, no invoice limits.

What to do this week if you're not compliant

1. Confirm you are VAT-registered — check zatca.gov.sa
2. Stop issuing handwritten or scanned-PDF invoices immediately
3. Pick a compliant tool (BusinessOS free, Wafeq paid, or Zoho paid)
4. Re-issue any recent non-compliant invoices as proper e-invoices
5. Set up your seller info (name, address, TRN) once — every invoice inherits it
6. Test one invoice end-to-end before sending to real customers

ZATCA penalties for non-compliance

Fines range from SAR 1,000 to SAR 50,000+ depending on the violation and repeat offenses. Cumulative fines have shut down small businesses. Compliance is cheaper than any penalty.