In the article below by the Institute of Economic and Enterprise Research (IEER), we examine the obstacles hampering the business activity of enterprises in Hungary, the corporate reactions and crisis management tools countering the economic effects of the pandemic and the impact of measures introduced by the state. In the case of obstacles hampering the business activity of enterprises in Hungary, the data originates from last four waves of the half-annual IEER Business Climate Survey; concerning the other chapters data is from the latest wave of the same research: in April 2020, altogether 2891 enterprises were surveyed on the subject. The data collection took place between 1st of April and 30th of April, in the period when lockdown and curfew measures were imposed against the effects of the pandemic.