Opening hoursPublic holidays regional office Basel-Oberwil Public holidays regional office Basel-Oberwil Public holiday Date Opening hours On-call service for emergencies Carnival 22.02.2021 closed no On-call service Carnival 24.02.2021 closed no On-call service Maundy Thursday 01.04.2021 closed from 12:00 am no On-call service Good Friday 02.04.2021 closed no On-call service Easter Monday 05.04.2021 closed no On-call service Labour Day 01.05.2021 closed no On-call service Ascension 13.05.2021 closed no On-call service Friday after Ascension 14.05.2021 closed 058 715 63 95 08.00 - 12.00 / 13.30 - 17.00 Whit Monday 24.05.2021 closed no On-call service Swiss National Day 01.08.2021 closed no On-call service Company holidays 24.12.2021 - 02.01.2022 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.