Accounting
What documents do I need for accounting?
For compliant accounting in Switzerland, you need all documents that justify business operations.
The Code of Obligations prescribes that all business-relevant transactions must be documented. Here is a complete overview of the most important documents:
Mandatory documents for accounting:
Purchase invoices and expenses:
- Supplier invoices: All invoices from business partners
- Receipts: For cash expenses and smaller amounts
- Fuel receipts: For company vehicles or travel expenses
- Rental contracts: Office, warehouse, or machinery rentals
- Insurance premiums: Business and professional liability
- Bank statements: All account statements and credit card receipts
Sales invoices and income:
- Customer invoices: All invoices you issue
- Cash receipts: For cash transactions
- Online payment receipts: PayPal, Stripe, Twint etc.
- Interest statements: Savings interest or investment income
Additional documents for special cases:
- Employment contracts: For payroll accounting
- Inventory lists: Fixed assets and merchandise stock
- Export documents: For international trade
- Contracts: Leasing, maintenance, delivery agreements
Digital document management with Findea.ch:
With our scan app, you can easily digitize all documents:
- Photograph: Simply with your smartphone
- Automatic categorization: AI recognizes document type
- Cloud storage: Secure preservation
- VAT recognition: Automatic extraction
Retention obligation:
Important: All documents must be kept for 10 years in Switzerland. This applies to both physical and digital documents.
Tip for SMEs:
Collect documents continuously and hand them over monthly to your fiduciary. This ensures up-to-date accounting and avoids stress during annual closing.
With the Findea.ch app, document management becomes child's play - scan, upload, done!

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