ENThe year of 2020 for all jurisdictions has been quite special because of the COVID-19 pandemic, and the constitutional adjudication is not an exception. But the reforms brought by this phenomenon are scheduled for the years to come, when appropriate constitutional justice cases all over the world will be resolved. Meanwhile the year 2020 was significant for Lithuanian constitutional order because it has embodied one of the most important constitutional reforms since 1992, when the Constitution of the Republic of Lithuania has been adopted by the referendum of Lithuanian people. Although the amendments to the Constitution introducing individual constitutional complaint came into force on 1st September 2019, the year of implemention of this constitutional reform is undoubtedly 2020. This constitutional reform was long-anticipated and discussed for more than ten years1, before the necessary amendments were successfully made. This review will address the main characteristics of the new constitutional institute that could be considered one of the most significant constitutional reforms and second major constitutional change after Lithuania’s accession to the European Union. The reform was warmly welcomed by all the enthusiasts of human rights and considered to be an effective instrument for the individuals seeking the reestablishment of their infringed constitutional rights and freedoms.