Justice Akhtar says those acting on their conscience should resign instead of switching loyalties.
Says only disqualification under Article 62(1)(f) of the Constitution is life-long.
Explains that suo motu notices are taken purely on bench's discretion and not on someone else's wishes.
The court directs govt to free the country's banking system of interest by December 2027.
During a hearing earlier this week, Justice Akhtar had likened defection to devastation wrought by cancer on human body.
Chief justice remarks that the basic purpose of Article 63-A is to ensure loyalty to the party.
Hearing adjourned after PPP's lawyer Farooq H Naek concludes his arguments.
Justice Bandial makes the observation during hearing of presidential reference seeking its interpretation of Article 63-A.
Urges formation of full court including all apex court judges to hear the case.
The petition has not yet been technically filed as the court's working hours had lapsed by the time it was received by officials.
In 5-0 verdict, court declares deputy speaker's ruling "unconstitutional"; Shehbaz says verdict "fulfilled people's expectations".
Asks on what basis the deputy speaker issued the ruling; hearing adjourned till 9:30am tomorrow.
"No-confidence motion can't be dismissed without voting on it," says PPP's Raza Rabbani; hearing adjourned till 11:30am tomorrow.
Opposition counsel urges court to decide on the matter urgently, CJP says can't give decision in the air.
President Alvi dissolved the NA on PM Imran's advice under Article 58 of the Constitution earlier today.
Assumes additional charge of law ministry, "congratulates nation" after court fixes plea seeking revocation of Shehbaz's bail.
Petitioner alleges that the no-trust motion against PM Imran is a "conspiracy hatched" by the opposition.
Petitioner says letter should be delivered to the civil and military authorities concerned for investigation.
During hearing of presidential reference, AGP says the remarks were made in the context of the 1997 attack on the apex court.
Justice Akhtar questions how a lawmaker can be disqualified for life without proceedings.