Connecticut State Department of Revenue Services

Walk-in services at all DRS branch office locations remain suspended. Email DRS at drs@po.state.ct.us. Email the Priority One Taxpayer Assistance Program: DRSPriorityOne_CollectionsAssist@po.state.ct.us. Please check our Frequently Asked Questions page.

Ruling 89-133, Engineering

As we understand the nature of your business, your services include analysis and testing of soils, earthen material and groundwater for engineering and environmental application.

These services are not included among the taxable services set forth in Public Act No. 89-251.

LEGAL DIVISION

October 6, 1989