As of 01/01/2019, health insurance premiums and social and pension contributions will change. The minimum health insurance contribution (applies to sole proprietorships) will be CZK 2208 (was CZK 2,024) and should be paid by February 8, 2019 for the month of January.
However, the minimum contribution the social and pension scheme will increase from CZK 2,189 to CZK 2,388, and also applies to self-employed persons. The contribution for the month of January must be paid by 31/01/2019 at the latest.
Remember that the amount of contributions for both health insurance and social and pension insurance is calculated on the basis of the income earned in the preceding year.