How to Do Taxes in 2026: Practical Guide for Expats

#LifeInCzechia Navigating Czech taxes is not always an easy task. In 2026, there are some new rules coming up that might be a bit confusing. And they’ll also affect your monthly budget. Let’s have a look at our clear breakdown and get ready before January arrives.

 

Keep in mind the important deadlines

Flat-Rate Tax vs. Standard Monthly Contributions

1) Standard system (monthly social & health contributions + yearly tax return)

You pay:

  • monthly social insurance,
  • monthly health insurance,
  • and you file an income tax return once a year.

Good if:

  • your income is irregular or lower,
  • you have real deductible expenses,
  • you want to claim tax allowances (children, partner, mortgage interest, etc.).

2) Flat-Rate Tax (paušální daň)

A single bundled payment covering income tax + health + social insurance IF you don’t pay VAT and your annual business income doesn’t exceed CZK 2 million. No yearly tax return. One simple payment.

Important for 2026:

  • Band 1 increases sharply: CZK 8,716 to 9,984 per month.
  • Bands 2 and 3 remain at CZK 16,745 and 27,139 per month.
  • You lose access to most tax credits and deductions.

Do you have low OR irregular (seasonal, project-based) income? The steep increase might make accounting for actual costs, real expenses more attractive – especially if you have deductible expenses or want to claim tax benefits.

 

Important Deadlines

Want to switch to flat-rate (paušál) for 2026?
Register by 10 January 2026 (effectively 12 January due to the weekend).

Considering closing your trade licence (živnost)?
Do it before 31 December 2025 to avoid getting charged under the new, higher 2026 assessments.

First 2026 flat-rate payment:
20 January 2026 – using the updated amounts.

 

New: Employer-Mandatory Pension Contributions (Category 3 Jobs)

Starting in 2026, employers will be obliged to contribute to pension products for employees working in Risk Category 3.

This includes jobs with heavy physical strain, increased health risks, and long-term workload exposure.

If you’re an expat working in such a position, you’ll automatically gain this additional pension benefit – no paperwork on your side.

 

DPP (Agreement to Complete a Job): Higher Tax-Free Limit

From 2026, the monthly income limit for DPP contracts without paying income tax increases from CZK 11,500 to 12,000

This is great news for students, part-timers, and expats earning through multiple small gigs.

 

If you want to feel at home, check out our categories of “Living” and “Practical tips for expats” where you will find interesting information about the Czech Republic and recommendations on how to make the most out of your stay here.

Source: BusinessInfo.cz, Penize.cz 

Image sources: pexels

 

Monika Tužinská

Hey, my name is Monika. I love exploring the world and learning new languages. I've lived in Brno for 2 years and then became a digital nomad travelling aroung the world. I know how it feels to live in a different country. Let's discover Czech Republic together.

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