Wearing a T-shirt that read "This is Paris," Messi beamed and waved at scores of fans who had come to greet him at Le Bourget airport on the outskirts of the French capital after his flight from Barcelona.
The interior ministry and Paris police department did not immediately reply to Reuters' requests for details of the exact plans.
Coach Enrique understands Mbappe's decision to leave PSG
Real Madrid have increased their offer to sign Paris St Germain forward Kylian Mbappe to 170 million euros ($199.80 million) after having an initial 160 million euro bid rejected, Sky Sports reported on Thursday.
IMAGES from the Champions League matches played on Wednesday
Manchester City's spending of more than 180 million pounds ($223.58 million) was the second-biggest outlay ever worldwide by a club in the January transfer window.
Argentine Icardi, 27, joined PSG in September on a season-long loan with a buy-out option.
Images from the UEFA Champions League group matches played on Tuesday night
IMAGES from the UEFA Champions League matches played on Tuesday.
Borussia Dortmund showed great composure to reach their third Champions League final after Mats Hummels' second-half goal earned the visitors a 1-0 victory against misfiring Paris St Germain for a deserved 2-0 aggregate win on Tuesday.
The PSG frontline is already formidable, with Messi's former Barca team mate Neymar and young France striker Kylian Mbappe seen as two of the best players on the planet.
PSG have set their sights on Messi, with PSG's players, coaches talking of their excitement about the prospect of bringing the Argentine to the French capital
Paris police were attacked and shops in the French capital were vandalised overnight following Paris Saint Germain's (PSG) defeat to Bayern Munich in the Champions League final, French Interior Minister Gerald Darmanin said on Monday.
France's Human Rights League (LDH) said on Thursday it would file a legal complaint against soccer club Paris Saint Germain (PSG) after an investigative website reported its scouts had for years listed the ethnic origins of young recruits.
Cristiano Ronaldo scored a perfect hat-trick inside 32 minutes as Juventus bounced back from their midweek Champions League exit by beating Cagliari 3-1 away in Serie A on Sunday.
The training centre will be closed until Monday and another screening session will be carried out on Friday.
Paris St Germain reached the Champions League semi-finals despite a 1-0 home defeat by holders Bayern Munich as they progressed on away goals
Manchester City squandered a three-goal lead to draw 3-3 with Feyenoord in the Champions League on Tuesday.
Istanbul Basaksehir's players, closely followed by their opponents Paris St Germain, walked off the pitch during a Champions League soccer game on Tuesday after the Turkish club accused a match official of racism.
Kylian Mbappe could not have anticipated a better start to his Real Madrid career as he scored a debut goal to help his new team win the European Super Cup.
France captain Kylian Mbappe has agreed to join Real Madrid on a five-year deal.
Bayern Munich eased past title rivals Borussia Dortmund 3-1 on Saturday to secure their 10th consecutive Bundesliga crown in front of a sold-out home crowd and with three games to spare, while Paris St Germain secured a record-equalling 10th French top flight title after stuttering to a 1-1 home draw by 10-man RC Lens.
IMAGES from the Champions League semi-final played between PSG and Leipzig at Estadio do Sport Lisboa e Benfica in Lisbon on Tuesday.
Paris St Germain are hoping their Parc des Princes crowd will help them overturn a 3-1 deficit in their Champions League last-16 return leg against Real Madrid as they try to cope without the injured Neymar.
Lionel Messi said on Wednesday he was delighted to have signed for French club Paris St Germain and that he is ready to help the team clinch their first ever Champions League title.
France striker Kylian Mbappe on Tuesday fell short of saying he would leave Paris St Germain when his contract expires at the end of the season.
Paris St Germain forward Kylian Mbappe suffered an ankle sprain in Friday's French Cup final win over St Etienne and his injury will be reassessed in three days' time, the Ligue 1 champions said on Saturday. A rough tackle from Loic Perrin saw the St Etienne defender catch Mbappe on the ankle and the 21-year-old collapsed on the pitch in pain before he was substituted. Perrin was sent off for the challenge as PSG won 1-0.
News of all that transpired on and off the football field
Bayern Munich conceded a stoppage-time equaliser through VfB Stuttgart striker Serhou Guirassy from the penalty spot for a 2-2 on Saturday, the champions' third consecutive Bundesliga draw.
The 27-year-old is a reported target for Barcelona, whose President Josep Maria Bartomeu said last week that Neymar wanted to leave the Ligue 1 side to return to Spain, but that PSG were reluctant to sell him.
Alaba strike on Clasico debut gives Real Madrid 2-1 win at Barcelona.
Kylian Mbappe said he has "no problems" with manager Luis Enrique after playing the full 90 minutes for Paris St Germain on Tuesday for the first time since Feb. 14, the forward scoring both goals in their 2-1 Champions League win at Real Sociedad.
Vinicius Jr came off the bench to score once and set up another goal to steer champions Real Madrid to a 4-1 fightback victory over Espanyol.
Manchester City came from behind to beat Club Brugge 3-1 and secure their place in the Champions League playoffs
French reports claim Kylian Mbappe, captain of the France national team, is on his way to Real Madrid.
Nine players from the Premier League have been called up including Ruben Dias, Diogo Dalot, Bruno Fernandes, Bernardo Silva and Diogo Jota. Goncalo Inacio is the only Sporting player in the squad.
Real Madrid forwards Marco Asensio and Karim Benzema struck to give their side a 2-0 win at home to Eibar in La Liga
Paris St Germain buried the ghosts of their embarrassing 2017 exit as they drew 1-1 at home with Barcelona on Wednesday to complete a 5-2 aggregate victory that sent them into the Champions League quarter-finals.
PSG missed a midnight deadline for a transfer certificate to be submitted to France's professional football league (LFP) from Spain's football authorities, sports daily L'Equipe and other local media reported.
Real Madrid dug deep in a 3-0 home win against lowly Alaves in the La Liga, but Ligue 1 leaders Paris St Germain their second Ligue 1 loss of the season.