Opening hoursPublic holidays regional office Basel-Oberwil Public holidays regional office Basel-Oberwil Public holiday Date Opening hours On-call service for emergencies Carnival 11.03.2019 closed no On-call service Carnival 13.03.2019 closed no On-call service Maundy Thursday 18.04.2019 closed from 12:00 am no On-call service Good Friday 19.04.2019 closed no On-call service Easter Monday 22.04.2019 closed no On-call service Labour Day 01.05.2019 closed no On-call service Ascension 30.05.2019 closed no On-call service Friday after Ascension 31.05.2019 closed 058 715 60 69 08.00 - 12.00 / 13.30 - 17.00 Whit Monday 10.06.2019 closed no On-call service Swiss National Day 01.08.2019 closed no On-call service Company holidays 24.12.2019 - 02.01.2020 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.