01/10/2014 11:55 EST | Updated 03/12/2014 05:59 EDT

Revenue Quebec tax fraud investigation leads to 6 arrests

Revenue Quebec has filed 332 charges against six people and two firms, stemming from a lengthy investigation of tax fraud in the construction industry, dubbed "Operation Garotte."

The numbered companies and their administrators could be on the hook for a total of $1.4 million in fines. All are charged with making false tax declarations and filing for tax credits and refunds to which the firms were not entitled.

Serge Mireault and Jean-Pierre Roch and the company they operate, 6676316 Canada inc., face 72 charges, for a total of $900,000 in fines for alleged tax fraud for the period of 17 months starting in December 2006.

Another 152 charges have been filed against LyneSimard and the company she was running, 9158-6099 Québec inc., which did business under the name of Cordev. They face a minimum of $120,000 in fines for tax fraud allegations that stem from October 2007 to July 2011.

As well, Revenue Quebec has filed 108 charges against the administrators of Décoffrage extrême inc., Danny Horth, Éric Chapados and Isabelle Loisel. If found guilty of alleged tax fraud from September 2007 to March 2011, they face a minimum of $326,000 in fines.