Opening hoursPublic holidays regional office Basel-Oberwil Public holidays regional office Basel-Oberwil Public holiday Date Opening hours On-call service for emergencies Carnival 02.03.2020 closed no On-call service Carnival 02.03.2020 closed no On-call service Maundy Thursday 09.04.2020 closed from 12:00 am no On-call service Good Friday 10.04.2020 closed no On-call service Easter Monday 13.04.2020 closed no On-call service Labour Day 01.05.2020 closed no On-call service Ascension 21.05.2020 closed no On-call service Friday after Ascension 22.05.2020 closed 058 715 63 95 08.00 - 12.00 / 13.30 - 17.00 Whit Monday 01.06.2020 closed no On-call service Swiss National Day 01.08.2020 closed no On-call service Company holidays 24.12.2020 - 03.01.2021 closed from 12:00 am 058 715 60 00 08.00 - 18.00 Outside of our opening and on-call service hours, please contact your property caretaker.