DNA profiling has become one of the most significant tools of criminal investigation. By professional good practice critical and decisive information can be provided about a perpetrator. Usage of DNA test results for forensic purposes in Hungary started in the 1990’s. The aim of this study is to provide an overview of this eventful period. The study is divided into two parts. This part illustrates the current technical status and possible ways of future development, further the changes in legal regulation of forensic DNA tests.