The Swiss authorities online
Each year persons liable for tax in Switzerland have to complete and submit a tax return. This can be done manually, using special software or online.
It helps to be well prepared before you start to fill out your tax return. For example, we suggest you collect up the following documents during the course of the year and have them to hand:
There are several things you can deduct from your tax bill. These vary in amount and from one canton to another. Here is what you can deduct:
The cantonal tax administrations deal with tax returns. They provide a computer program and website where you can complete your tax return.
The length of time you need to keep tax returns, receipts and other documentary proof depends on the type of tax and the canton concerned. If you want to be absolutely sure, keep documents for 15 years following the end of the tax period.