On Monday afternoon, Alberta New Democrat legislature member Shannon Phillips is expected to detail why she’s stepping down before finishing her third term in office.

The former environment minister plans to leave her Lethbridge-West seat on July 1.

The decision comes after the province’s law enforcement watchdog determined two police officers broke the rules surveilling Phillips in 2017.

Click to play video: 'Final arguments made on Lethbridge MLA’s LPS surveillance appeal'

In May, Crown prosecutors decided not to charge the Lethbridge police over the surveillance.

An investigation determined Phillips was targeted over her environmental policies.