City of Edmonton officials are projecting nearly $5 million in extra costs to run next year's civic election because of a host of new rules from the Alberta government.

The province's Bill 20, expected to come into force this fall, includes a suite of changes to the Local Authorities Election Act, which governs how cities and towns conduct votes for local councils and school boards.

The legislation has been the subject of backlash from municipal leaders and councils, including in Edmonton. When i…