Payroll is a stream of events. You report what happened. Ason does the rest.
Organization Unit (Payroll) └─ Payroll Logic (Regulations) ├─ Employees │ └─ Employee Events (Case Changes) ├─ Payrun Periods │ ├─ Results (always up to date) │ └─ Payouts (anytime) │ └─ Outputs ├─ Company Events (Case Changes) └─ Tasks
Ason is certified by 
Ason covers all common national, cantonal and best-practice payroll regulations in Switzerland.
Daily updates ensure ongoing compliance.
Available in German, English, French and Italian.
Organization (Tenant)
An organization can contain multiple organization units (companies).
Roles and access rights are managed at organization level.
Organization Units (Payrolls)
Each organization unit has its own payroll logic (regulations), employees and payroll periods.
Payroll logic follows the regulations of the corresponding country and are updated continuously.
This ensures that payroll logic always follows the current legal requirements.
Events (Case Changes)
Payroll is driven by events.
An event is any change in a company or employee situation:
Hire, salary change, bonus, sickness, accident, leave, termination, etc.
You report what happened. Ason understands the case and applies the correct payroll logic incl.
- Validation of data input
- Notifications in case of missing data
Tasks (auto-created)
Events automatically create tasks.
Tasks guide users through the process:
Missing data is flagged, checks are triggered, and users are informed what to do next.
This includes HR tasks, payroll tasks and control tasks.
Results (always up to date)
Results are always live and up to date. There is no payroll run.
Changes, retro calculations, corrections and cancellations are calculated immediately and documented.
Control checks and discrepancies including their financial impact are visible at all times.
Payouts (anytime)
Payouts can be triggered at any time within a period.
Advance payments, corrections and final payments can all be processed in the same period.
Payroll Outputs
At any time you can generate all payroll outputs:
You receive the following documents automatically via webhooks:
After each payment
- Payment file (pain.001)
After closing the payroll period
- Payslips (per employee)
- Cumulative payroll journal (per employee and overall)
- Posting documents and recap
- Payroll statements
After finalising the payroll period
- Swissdec payroll notifications (ELM)
- Declarations to authorities and insurance companies
- Withholding tax reports
- Year-end reports
Hosting & Support
- Data hosting in Switzerland (Microsoft Azure)
- Support for configuration and payroll processing according to SLA
- How-to clips and tutorials