He disagreed with the European Commission's statement on Monday that events in Catalonia were an internal issue for Spain. Experts say European Union officials are fearful that supporting it could open the door for many other independence campaigns across the continent.
"In the case of independence, Catalan teams in La Liga - Barcelona, Espanyol and Girona - will have to decide where they want to play: in the Spanish league or a neighbouring country like Italy, France or England", he said.
Catalonia will declare independence "in a matter of days", the region's secessionist leader Carles Puigdemont was quoted as telling the BBC, a move that would defy Madrid and attempt to implement the directive of Sunday's banned independence referendum.
2 killed in Marseille's Saint-Charles station knife attack; police shoot attacker
Another police source said the suspect was estimated to be aged between 25-30 years and had no identification papers on him. The killing at the southern port city of the country came while France is on high alert towards terrorist attacks.
"We will act over the weekend or early next week", he said. "They have sided with our democracy and the rule of law", Rajoy said during a news conference.
Labor strikes and protests shut down transportation and businesses across Catalonia on Tuesday, while Spain's king criticized the regional government, saying its "irresponsible behavior" put the stability of Catalonia and all of Spain at risk. Officials said that more than 890 civilians and some 430 members of the police force were injured. Catalan leaders accused Spanish police of brutality and repression while the Spanish government praised the security forces for behaving firmly and proportionately. Spain's Justice Minister Rafael Catalá warned on Monday morning that the central government in Madrid was prepared to use its emergency powers to prevent a unilateral declaration of independence.
In an extended interview, we get an update on developments in Spain, where tensions are escalating over Sunday's independence referendum in the northeast region of Catalonia.
The Spanish government is refusing to negotiate, while Catalonia's president previously said he was willing to go to prison over the referendum.