Tax calculator

Info

10. 04. 2026 • 10 min

Calculate your income tax, social security, and health insurance for 2025. A simple, free calculator for self-employed individuals. více

Tax discount for raising children

Sleva

10. 04. 2026 • 2 min

The child tax credit is 15,204 CZK, and for the second child, it is even 22,320 CZK. However, certain conditions must be met. více

Where to find the pension variable symbol

OSVČ

10. 04. 2026 • 3 min

You used this payment reference number in your banking transactions to pay social security premiums. It is not your social security number. více

Honest declaration - wife without income - in PDF

Sleva

10. 04. 2026 • 2 min

The tax credit for a partner who cares for your child is 24,840 CZK. However, there are additional requirements. více

Wife/husband without income

Sleva

10. 04. 2026 • 3 min

The tax deduction for a spouse is 24,840 CZK per year, but you must be caring for a child under the age of 3. více

Honest declaration by the other partner not to claim the child benefit

Sleva

10. 04. 2026 • 3 min

Download the template for the affidavit stating that you are not claiming the child tax credit. více

Honest declaration - wife without income - in PDF

Sleva

10. 04. 2026 • 2 min

The tax credit for a partner who cares for your child is 24,840 CZK. However, there are additional requirements. více

Discount per taxpayer 2026

Sleva

10. 04. 2026 • 1 min

The taxpayer deduction amounts to 30,840 CZK, and every taxpayer is eligible for it. více

How to claim the mortgage discount

Sleva

10. 04. 2026 • 3 min

The mortgage must be used to meet housing needs. The maximum discount is 150,000 CZK. více

Gift as a tax deduction

Sleva

10. 04. 2026 • 2 min

Do you have a donation agreement? Have you donated more than 1,000 CZK? více

Blood donation

Sleva

10. 04. 2026 • 1 min

The tax credit is 3,000 CZK per purchase. více

Tax discount for raising children

Sleva

10. 04. 2026 • 2 min

The child tax credit is 15,204 CZK, and for the second child, it is even 22,320 CZK. However, certain conditions must be met. více

DIP tax credits

Sleva

10. 04. 2026 • 1 min

DIP is an alternative to a supplementary pension plan. více

Wife/husband without income

Sleva

10. 04. 2026 • 3 min

The tax deduction for a spouse is 24,840 CZK per year, but you must be caring for a child under the age of 3. více

Pension savings

Sleva

10. 04. 2026 • 2 min

Did you contribute more than 12,000 CZK per year to your supplemental pension plan? více

Student discount

Sleva

10. 04. 2026 • 1 min

The tax credit is no longer available. více

How to claim the nursery discount - nursery fees

Sleva

10. 04. 2026 • 1 min

The kindergarten tuition discount is no longer available. více

Life insurance

Sleva

10. 04. 2026 • 2 min

Would you like to claim a tax deduction for life insurance? více

Tax credits

Sleva

13. 04. 2026 • 6 min

více

Tax return forms to download

OSVČ

10. 04. 2026 • 1 min

Download the necessary documents for your tax return, as well as the forms for the Czech Social Security Administration (ČSSZ) and your health insurance company více

Self-employed person with or without employment

OSVČ

10. 04. 2026 • 10 min

Who is considered a primary self-employed person? více

How to submit a report to the ČSSZ online

OSVČ

10. 04. 2026 • 10 min

Step-by-Step with Illustrations: A Simple Guide to Filing a Report with the Czech Social Security Administration. více

How do I fill out a report for the health insurance company online?

OSVČ

10. 04. 2026 • 1 min

Step-by-Step Guide with Illustrations: A Simple Guide to Submitting a Report to Your Health Insurance Provider. více

What are the minimum health or social security contributions

OSVČ

10. 04. 2026 • 4 min

For the primary self-employed individual: Health insurance – 3,306 CZK, Czech Social Security Administration (ČSSZ) – 5,720 CZK více

Where to find the pension variable symbol

OSVČ

10. 04. 2026 • 3 min

You used this payment reference number in your banking transactions to pay social security premiums. It is not your social security number. více

List of Economic Activities (NACE): Overview + Examples (2026)

OSVČ

10. 04. 2026 • 10 min

Not sure which business activity to choose? An overview of NACE codes, practical examples, and an explanation of the difference between a trade and a business activity. více

Honest declaration - no income

Info

10. 04. 2026 • 1 min

Did you have no business income? více

Tax calculator

Info

10. 04. 2026 • 10 min

Calculate your income tax, social security, and health insurance for 2025. A simple, free calculator for self-employed individuals. více

When to file your tax return by (2026)

Info

10. 04. 2026 • 1 min

File your tax return electronically by May 4, 2026, at the latest. více

How do I send my tax return online?

Návod

10. 04. 2026 • 5 min

Step by step with illustrations: A simple guide to filing your tax return. více

How to add attachments to your tax return

Info

10. 04. 2026 • 1 min

Supported file formats are JPG and PDF. However, all XML files must be under 10 MB. více

How to tax rent

Info

10. 04. 2026 • 10 min

How do I report rental income on my tax return? více

When I don't have to file a tax return

Info

10. 04. 2026 • 4 min

Some people don't have to worry about filing their tax returns. více

When the tax bonus comes

Info

13. 04. 2026 • 1 min

The tax credit should arrive within 30 days. více

Filing a tax return after the deadline

Info

27. 03. 2026 • 5 min

What happens if you file your tax return after the deadline? více

Winning the lottery

Info

27. 03. 2026 • 2 min

Do you need to pay taxes on your winnings? You might not have to. více