Work under freedom of movement
No visa neededCitizens of European Union countries, Iceland, Norway, Liechtenstein and Switzerland.

Denmark visas
Citizens of European Union countries, Iceland, Norway, Liechtenstein and Switzerland.
Workers from outside the EU single market who are already employed within it may work temporarily in another EU single market country for the same employer, subject to conditions.
Visitors outside the freedom-of-movement rules cannot rely on a visa-free short visit to work in Denmark.
Citizens of European Union countries, Iceland, Norway, Liechtenstein and Switzerland can work without a visa.
Visitors outside the freedom-of-movement rules cannot rely on a visa-free short visit to work in Denmark. Citizens of European Union countries, Iceland, Norway, Liechtenstein and Switzerland can work without a visa.
There are 2 options: Work under freedom of movement (no visa at all); Van Der Elst temporary work rule (a special permit).
Citizens of European Union countries, Iceland, Norway, Liechtenstein and Switzerland.
Do not work in Denmark using visa-free visitor status. Temporary work for an existing employer under the Van Der Elst rule is subject to conditions.
Yes. Rules depend on the country that issued your passport. Open the Denmark visa page and choose your passport for a plain answer.
Yes. Officials can refuse a visa or entry, even after you apply. Give true answers, bring the documents asked for, and keep proof of your onward trip and money.
On Denmark's official immigration or foreign ministry website, or at its embassy. Rules change, so check close to your trip.
Often you cannot switch visa type inside the country. Ask the immigration office before you travel if you might need to.
Reviewed by @snuck