Portugal is bracing for a nationwide public sector strike on Wednesday that could shut down schools, slow government offices and disrupt a wide range of public services. The walkout lands just one day before a national holiday, raising the odds that the country’s public administration will feel the effects for most of the rest of the week.

For many people, the timing is the point. When a public holiday falls on a Thursday in Portugal, workers often take the intervening day off to make a long weekend, and this strike could effectively create a five-day break for many public sector employees. Public offices could remain effectively non-operational from Wednesday through Sunday, leaving citizens facing delays in administrative procedures, licensing applications and other routine services.

Schools are expected to be among the hardest hit, with classes likely to be cancelled in many parts of the country. Hospitals and emergency services, however, are expected to keep operating under legally mandated minimum service requirements even as much of the public administration slows or stops. That split matters because the disruption is not just a labor issue; it is a test of how much of daily life can keep moving when state services are under strain.

The ripple effects could go beyond the public sector. Delays in licensing, planning approvals, business registrations and related paperwork can create bottlenecks that spill into private sector activity and investment decisions. The tourism sector could also feel pressure if transport, public administration or visitor services are affected, especially during a stretch that already encourages travel and time away from work.

The strike also sits inside a wider concern that repeated large-scale industrial action can chip away at productivity, weaken investor confidence and raise operating costs for businesses. What remains unresolved is how much of the public sector will actually shut down on Wednesday, since the number of workers joining the action and the specific services hit first have not been confirmed. For now, Portugal is heading into a week in which the calendar, not just the union call, may keep offices empty well past the first day of the strike.