In a hand-written letter to the PM that he shared on Twitter, he said, “I tender my resignation with a heavy heart."
“It has been 20 months and have not been able to improve either my constituency nor my hometown, Karachi, in good conscience, cannot justify being in this position,” he noted.
Najeeb Haroon was also one of the founding members of the first executive committee the Pakistan Tehreek-i-Insaf brought together.
https://twitter.com/MNajeebHaroon/status/1251268251495084032?s=20
"As the only surviving founding father of the first executive committee I would still be part of my beloved party PTI till my last breath. I also strongly believe in the capable leadership of Imran Khan and that he can take #Pakistan to new heights," he added.
He was also the only MNA who did not take a salary or any perks being that entail being an MNA, and is one of the highest tax payers in Pakistan.
“My intentions have always been to give back to Karachi and to Pakistan. If I am not able to do so, in my right conscience, I cannot justify being in my position," he said.