Cash Register Security Regulation
TSE, DSFinV-K & Receipt Obligation
KassenSichV
All companies with electronic cash register systems need a Technical Security Device (TSE), DSFinV-K-compliant data storage, and a receipt for every transaction.
Despite the obligation since 2020, many companies have not yet properly upgraded their cash register systems.
Legal basis
Cash Register Security Regulation (KassenSichV)
Oct. 2020
TSE required since
EUR 25,000
Max. fine
10 years
Retention period
Unannounced
Cash register audit
Who is affected by KassenSichV?
KassenSichV applies to all companies with electronic cash register systems.
Retail
All physical stores with electronic cash registers.
Gastronomy
Restaurants, cafes, snack bars, bakeries.
Trades & Services
Hairdressers, beauty studios, auto workshops.
Healthcare
Pharmacies, physiotherapists, opticians.
Hospitality & Leisure
Hotels, gyms, cinemas.
Online retailers with pickup
Hybrid business models with cash payments.
What does KassenSichV require?
Clear technical and organizational requirements for electronic cash register systems.
TSE-certified cash register
Every electronic register must be equipped with a certified TSE.
DSFinV-K data format
All register data must be stored in standardized DSFinV-K format.
Receipt obligation
A receipt must be issued for every transaction.
Registration obligation
New cash registers must be reported to the tax office.
Cash register audit right
The tax office can check without notice.
Retention obligation
Register data must be retained for 10 years.
Deadlines & Development
KassenSichV in force
New registers must be TSE-capable.
TSE mandatory for all registers
All registers must be equipped with TSE.
Electronic registration possible
Registers can be reported via ELSTER.
Currently relevantActive cash register audits
Tax offices increasingly audit unannounced.
How we help with register compliance
From system check to audit preparation.
Register System Audit
We check your register for conformity.
- Check TSE integration
- Verify DSFinV-K format
- Analyze receipt output
- Verify registration
Technical Retrofit
Support technical implementation.
- Integrate TSE
- Configure software
- Set up receipt output
- Register system
Audit Preparation
Prepare for cash register audits.
- Employee training
- Set up cash book
- Build archiving systems
- Communicate audit procedures
FAQ about Cash Register Security Regulation
Get your register audit-ready
Have your register system checked for KassenSichV conformity.
Schedule register checkWe will get back to you within 24 hours.