A Legislative Council by-election will be held on May 16 to fill one vacant office in each of the five geographical constituencies, the Electoral Affairs Commission says.

The five geographical constituencies are Hong Kong Island, Kowloon West, Kowloon East, New Territories West and New Territories East.

In accordance with electoral laws, the nomination period must not be less than 14 days or more than 21 days. It must end not less than 28 days and not more than 42 days before the polling day. 

The nomination period will be announced soon. Both the polling date and the nomination period will be gazetted in accordance with the electoral regulation.