User manual
Here, in the menu on the left side, the user manual is available in sections, describing how to use the CONTA.ES system and the functions it offers.
0. Home
0.1. Tax regimes and cases covered by CONTA.ES
0.2. IAE activity codes for self-employed in Spain
0.3 Electronic signature: what it is and what it's for.
1. Registration
1.1. Registration of economic activity - registration as self-employed
1.2. Registration in the CONTA.ES system for the self-employed worker
1.3. Registration in the CONTA.ES system for managers
1.5. Account Deactivation and Deletion
2. User
2.3. Counterparties / Partners
2.4. Fixed and Intangible Assets
3. Summary/Dashboard (CONTA icon in the top left corner)
4. Reports (Models)
4.1 Reports and their Submission
5. Income
5.1. Creation of income transactions
5.5. How to add a payment to an income transaction
6. Expenses
6.1. Freelancer expenses: What expenses can you deduct?
6.2. Recording expense transactions
6.4. Adding a receipt or invoice
6.5. How to add a payment to an expense
6.6. Self-employed contribution 2025 and 2026: how to calculate and plan it correctly
6.7. IRPF withholding on office and premises rental for the self-employed
7. Banks
8. Information Center
8.1. Frequently Asked Questions (FAQ)
8.4. Help and technical support
9. My business
9.1. Intra-community transactions (European Union)
Last update 14/02/2026