Editor's note: Added comments from Law Minister Azalina Othman Said.

The four Sabah MPs who left Bersatu have no choice but to vacate their seats once their exit from the party was formalised, said former law minister Wan Junaidi Tuanku Jaafar.

Wan Junaidi, who was the minister that oversaw the passage of the anti-hopping law earlier this year, said the quartet's continued allegiance to Gabungan Rakyat Sabah (GRS) did not matter.

The four had won their seats under a GRS ticket, which in turn is...