Sham contracting, tax evasion and phoenixing within the formwork industry in the Australian Capital Territory should all be the subject of major government body investigations, a union leader says.

In a letter to the Fair Work Ombudsman, the Australian Taxation Office and the Australian Securities and Investments Commission written on July 3, Construction, Forestry, Mining and Energy Union ACT branch secretary Dean Hall urged all three organisations to intervene and to adopt a whole-of-government approach toward sham contracting, under-reporting…