PARIS—European governments are getting ready to unlock the continent’s economic system by introducing rules and pointers that total to a sweeping reconfiguration of each day daily life, from subway seating to classroom measurement.

Governments from Paris to Madrid are navigating a minefield as they appear for approaches to revive their economies with out triggering a surge in infections. The reopening will be gradual, stretching into the summer time, and extremely targeted to first advantage regions with less infections, European officials say.