Dhaka, June 16 -- The Anti-Corruption Commission (ACC) has once again summoned Tulip Siddiq, the niece of deposed prime minister Sheikh Hasina, to question her in a case that alleges she unlawfully received a flat from Eastern Housing Limited in Dhaka's upscale Gulshan.

This time, the anti-graft watchdog sent summons letters to five of her addresses in Dhaka and alerted local police stations to inform her as well.

On Sunday, notices were sent to five addresses linked to Tulip: one at Janata Housing Society Ltd in Mohammadpur, two each in Dhanmondi and Gulshan, according to ACC Director General Akhtar Hossain.

He said these notices were sent via the respective police stations and registered post.

In addition, ACC officers personally vi...