The ban applies to all non-essential travel between all regions, regardless of which zone they are in under Italy's tiered system of coronavirus restrictions.
The regional travel ban does not apply to travel for work, health or emergency reasons, or to anyone who needs to travel to return home.
Travel within Italy for tourism remains prohibited.
The government also extended a rule under which no more than two adults (plus their children under 14) can visit another household, and no more than once a day. However the rule has not been extended for areas declared red zones, meaning visits will no longer be allowed in those areas.
Further changes to the Italian coronavirus restrictions are set to be confirmed by March 5th, when an updated emergency decree is due.
Regional Affairs Minister Maria Stella Gelmini stated on Monday that Draghi's government would make “timely” decisions on coronavirus restrictions in agreement with regional governments.
The new government last week provoked an outcry when it extended the closure of ski slopes just hours before they were due to reopen.