This type of information regarding "Consultations with the Administrative Registry of Soil Quality" must be submitted electronically through the INGURUNET platform of the Vice-Ministry of the Environment, specifically within the procedure known as RACS:

https://www.euskadi.eus/web01-s2ing/es/contenidos/autorizacion/s_autho_201871710980384/es_def/index.shtml

If you have any questions regarding your application, please contact the following email address:

ingurumena@euskadi.eus