Flatshare guide
Sharing a cleaner in a flatshare: one person registers, everyone pays in

In a flatshare, one person registers the cleaner with the compensation office, the others pay their share to that person. At 4 hours a week at CHF 30 this costs CHF 628 a month in Zurich, CHF 209 per person with three flatmates.
One flatmate registers as the employer, ideally the one staying longest. That person owes the cleaner the whole wage and the compensation office all contributions. How the flatshare splits the cost internally is a private matter.
Official sources
Example: How your flatshare can split the cost
One person registers, everyone else just chips in.
Registers the cleaner with social security, signs the contract, receives the payslip.
Pays their share. No registration, no paperwork needed.
- Wage incl. holiday supplement
- CHF 563.21
- Employer contributions (AHV, ALV, UVG, FAK)
- CHF 44.66
- Clino
- CHF 19.90
- Example total cost/month
- CHF 627.77
Zurich example: 4 hrs/week at CHF 30, worked out with the engine that also produces Clino's payslips.
Next question: what does it cost with your hours and your hourly wage?
Work out the cost for your flatshare →What the registered person carries
Whoever registers is the sole employer: they owe the whole wage (Art. 322 CO) and settle all social insurance contributions (Art. 14 AHVG), even if a flatmate does not pay their share or moves out. So write the shares down in a short note and have them transferred in advance every month.
You can split equally, by room size or by use. No contract between flatmates is needed. What the cleaner does in the kitchen, the bathroom and each room is easiest to settle in a cleaning plan for the whole flat.
Accident insurance is tied to this one employment: if the cleaner works 8 hours a week or more for the registered person, non-occupational accident cover is compulsory too. Premiums and registration are covered in the article on accident insurance for household help.
What happens if the registered person moves out?
Another flatmate takes over the registration and the person moving out deregisters with the compensation office. If the cleaner agrees, the employment continues with the new employer without notice. If she does not agree, it only ends with the ordinary notice period.
If the employment is to end altogether, the guide to ending employment with household help explains how.
FAQ
From what amount does the flatshare have to register the cleaner?
Can we split the AHV contributions and each settle our own share?
Do we need an employment contract with every flatmate?
Can each flatmate register the cleaner separately for their own room?
Can the employer role rotate every year?
Does the landlord need to know about the cleaner?
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