We advise you in light of your current situation and with a view to potential and planned developments – so you are well-prepared financially.
Tax return
Single person*
* Single person, unmarried couples
Tax return
Family*
*married couples with or without children
Tax return
Single person with property
Tax return
Family with property
Complete the form below
You will receive your access credentials for our customer portal smzh prisma by e-mail.
Log in to our client portal smzh prisma
Your login details can be found in the e-mail you will have received.
Upload the PDF of your previous year's tax return
Many of your details will be filled out automatically, significantly reducing the work required. If you do not have a PDF available, you can enter all the details manually.
Review and supplement your pre-filled information
Please upload any new documents relevant to the current tax year, such as your salary statement(s).
Once we have prepared your tax return
Please review all details carefully. Should anything be missing or require clarification, please do not hesitate to contact us and provide any additional supporting documents.
Sign and submit your tax return
You sign your tax return and submit it to the relevant tax authority within the required deadline. The invoice for our services will be sent to you by post or e-mail.
E-mail: ste@smzh.ch
Phone: +41 43 355 44 40
smzh ag provides administrative support services related to tax returns.
smzh ag renders no tax advisory services, does not act as a representative before the relevant tax authorities, or submit tax returns on behalf of clients. The review, signing, and submission of the tax return remains the sole responsibility of the client.
Unless valid in all of Switzerland, the following information refers to the Canton of Zurich. Should you have any questions, we are happy to assist you.
We recommend keeping all relevant documents in one place. Most of these documents will be sent to you by mail or digitally. The remaining documents can be compiled systematically alongside the previous year's tax return.
The following expenses may be deducted for privately owned properties:
Deductions for environmental protection measures, energy-saving initiatives, and heritage conservation are also permitted.
Contributions to your private Pillar 3a pension may be deducted from your taxable income up to the statutory maximum (CHF 7'258.– for 2026), provided you are affiliated with a pension fund. We would be pleased to advise you personally on further options.
Without a pension fund, the maximum deductible amount for 2026 is CHF 36'288.–, subject to a ceiling of 20% of net income.
The costs of professional development may be deducted, provided they are within a reasonable range. These include, among others, course fees, examination fees, course materials, travel costs, and, where applicable, accommodation and meals.
Costs for external childcare during working hours or parents' (further) education may be deducted. The maximum deduction per child and year amounts to CHF 25'000.–. On the federal level, this deduction has been increased to CHF 25'800.–.