National legislation

On national level is data protection regulated as follows:

Act no. 18/2018 on personal data protection and amending and supplementing certain Acts

Decree of the Office No. 158/2018 Coll. on procedure for data protection impact assessment 

REGULATION (EU) 2016/679 OF THE EUROPEAN PARLIAMENT AND OF THE COUNCIL  of 27 April 2016 on the protection of natural persons with regard to the processing of personal data and on the free movement of such data, and repealing Directive 95/46/EC (General Data Protection Regulation)