1. INTRODUCTION
A state of alert has been declared. This is an exceptional regime, established in the Spanish statal legislation, which allows the Government to take severe measures in situations of "serious disturbances to normality", ranging from disasters or public misfortunes to "health crises, such as epidemics or serious pollution situations", such as the one we are dealing with (and worrying about).
The measures of Royal Decree-Law 8/2020 states the closure and cessation of commercial activity, hotels, restaurants and some other sectors. The opening of retail premises and establishments to the public is also suspended, with some exceptions.