Compliance
Legally compliant from day one
Proposal Air meets all German compliance requirements for proposals, invoices and digital signatures. GoBD-compliant, GDPR-ready and with §19 UStG small business regulation — so you can focus on your business.
§19 UStG ready
GoBD compliant
GDPR compliant
eIDAS compliant
Tax & Legal
Correct mandatory information, VAT calculation and small business regulation — automatically and legally compliant.
- Small business regulation (§19 UStG) with one click
- Automatic VAT calculation (7% / 19%)
- All legally required information on proposals
- Reverse charge for EU business
GoBD Compliance
Immutable documentation, complete version history and audit-proof archiving.
- Immutable proposal and invoice numbers
- Complete version history of all changes
- Audit-proof archiving
- ZUGFeRD-compliant invoices
GDPR & Data Protection
Data stored in the EU, encryption and full control over your client data.
- Data encrypted and stored in the EU
- Data processing agreement (DPA) available
- Data subject rights: export and deletion anytime
- Retention periods automatically maintained
E-Signatures (eIDAS)
Legally valid electronic signatures directly in the browser — eIDAS-compliant and securely encrypted.
- Simple electronic signature (SES) in browser
- eIDAS-compliant for EU-wide validity
- Cryptographically secured signature data
- Signature certificate as PDF proof
Compliance FAQ
Answers to the most important questions about legal compliance, data protection and taxes.