Opening hours Public holidays regional office Basel-Oberwil Public holidays regional office Basel-Oberwil Public holiday Date Opening hours On-call service for emergencies Carnival 07.03.2022 closed no On-call service Carnival 09.03.2022 closed no On-call service Maundy Thursday 14.04.2022 closed from 12:00 am no On-call service Good Friday 15.04.2022 closed no On-call service Easter Monday 18.04.2022 closed no On-call service Labour Day 01.05.2022 closed no On-call service Ascension 26.05.2022 closed no On-call service Friday after Ascension 27.05.2025 closed no On-call service Whit Monday 06.06.2022 closed no On-call service Swiss National Day 01.08.2022 closed no On-call service Company holidays 24.12.2022 - 02.01.2023 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.