Public holidays
Public holidays in 2024
| Monday 1 January | New Year's Day |
| Thursday 18 January | Counters closed |
| Friday 29 March | Good Friday, in substitution for Sunday 21 July |
| Sunday 31 March | Easter |
| Monday 1 April | Easter Monday |
| Wednesday 1 May | Labour Day |
| Thursday 9 May | Ascension Day |
| Friday 10 May | Friday after Ascension Day |
| Sunday 19 May | Whitsun |
| Monday 20 May | Whit Monday |
| Sunday 21 July | National Holiday |
| Thursday 15 August | Assumption of the Holy Virgin |
| Friday 1 November | All Saints' Day |
| Monday 11 November | Armistice Day |
| Wednesday 25 December | Christmas |
| Thursday 26 December | Bank Holiday |
Public holidays in 2025
| Wednesday 1 January | New Year's Day |
| Friday 18 April | Good Friday, in substitution for Sunday 21 July |
| Sunday 20 April | Easter |
| Monday 21 April | Easter Monday |
| Thursday 1 May | Labour Day |
| Thursday 29 May | Ascension Day |
| Friday 30 May | Friday after Ascension Day |
| Sunday 08 June | Whitsun |
| Monday 09 June | Whit Monday |
| Monday 21 July | National Holiday |
| Friday 15 August | Assumption of the Holy Virgin |
| Saturday 1 November | All Saints' Day |
| Tuesday 11 November | Armistice Day |
| Thursday 25 December | Christmas |
| Friday 26 December | Bank Holiday |
Specific closing days
Some NBB services or applications follow a specific calendar: