The investigation relates to alleged corruption in office involving a former local authority employee and external contractors.

At least one local authority has convened a meeting to discuss how to respond if McGregor seeks its nomination

Fingal County Council said 10 individuals owed more than €56,000 for unpaid parking tickets.

Key projects under his stewardship include securing almost €200 million investment in the North Quays and the establishment of Waterford Greenway

Most of the significant overspend related to emergency accommodation in the form of B&Bs, primarily concentrated in Dublin.