Connecticut State Tax Rulings
Free plain-English summaries of state tax letter rulings and advisory opinions issued in Connecticut, with full citations and the original source on every page.
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Did a photocopying machine qualify for Connecticut's machinery sales-tax exemption under Conn. Gen. Stat. § 12-412(18)?
No under this historical ruling. DRS said a photocopying machine was not exempt because copying printed pages was not considered manufacturing or fabricating an item of tangible personal property.
Were environmental engineering services taxable, and how did Connecticut treat building design included with those services?
Environmental engineering services were not taxable under this historical ruling, but designing a building to house a facility such as a water-treatment plant was taxable and had to be separately stat…
Were land-use planning, development-team coordination, and regulatory-process administration services subject to Connecticut sales and use tax?
No under this historical ruling. DRS did not classify X Company's services as taxable architectural or building-design, business-consulting or public-relations, or governmental lobbying or consulting …
How were manufacturer warranties, extended warranties, repair parts and services, and mixed maintenance contracts taxed under Connecticut Ruling 89-152?
Manufacturer-warranty repairs and parts were nontaxable. Extended-warranty repairs and parts were taxable, though the contract sale itself was not; no-charge parts triggered use tax, no-charge service…
Was photoengraving a manufacturing production process that qualified its machinery for Connecticut's sales-tax exemption?
No under this historical ruling. DRS classified photoengraving as processing, not manufacturing, because it did not substantially change personal property's form, composition, or character. The machin…
Was a chair that elevated a disabled person from a sitting position exempt from Connecticut sales tax?
No under this historical ruling. DRS said the chair's sale was subject to Connecticut sales tax because no specific exemption applied to it.
Were fire-scene analysis services performed for insurance companies subject to Connecticut sales and use tax?
No under this historical ruling. DRS said the described fire-scene analyst services—determining cause, insured involvement, documenting for possible subrogation, and reporting findings—were not taxabl…
Was insurance appraisal work subject to Connecticut sales and use tax under Ruling 89-219?
No under this historical ruling. DRS said insurance appraisal work was not subject to sales and use tax, but it marks the information not current and says Ruling 94-10 superseded the ruling.
Were X-ray or chemical inspection services taxable when performed on real property or tangible personal property?
Inspections of industrial, commercial, or income-producing real property were taxable except for new construction, while inspections of tangible personal property were not taxable. DRS marks the guida…
Did component parts bought separately for numerically controlled machinery qualify for Connecticut's machinery sales-tax exemption?
No under this historical ruling. Component parts purchased separately from the original machine did not qualify under Conn. Gen. Stat. § 12-412(34); only components bought with the original machine we…
What ownership level was required for Connecticut's sales-tax exemption for services between affiliated corporations?
The corporations had to be connected through 100% parent-subsidiary ownership and control or 100% brother-sister ownership and control. The historical ruling rejected the 80% federal controlled-group …
Which water- and sewer-plant engineering and building-design services were taxable under Connecticut Ruling 89-214?
General engineering was not taxable, but design work for a permanent building housing process facilities was taxable. Subcontracted building design could be bought for resale, while easily disassemble…
Was creating trade-show exhibits a manufacturing production process for Connecticut sales and use tax purposes?
No under this historical ruling. DRS said creating trade-show exhibits was not a manufacturing production process and instead was governed by the contractor regulations in Conn. Agencies Regs. § 12-42…
Which landscape-planning services were nontaxable, and was landscape architecture taxable, under Connecticut Ruling 89-212?
Site assessment, environmental-impact studies, schematic concepts, site planning, plan review, rezoning requests, and wetlands approval were not taxable. Landscape architecture was taxable as landscap…
Did prepress computers and peripheral equipment qualify for Connecticut's manufacturing machinery exemption?
No under this historical ruling. DRS said prepress production machinery was not used directly in manufacturing a finished product for sale and therefore did not qualify under Conn. Gen. Stat. § 12-412…
Did Company X have to collect sales tax on management services provided to partnerships owning Connecticut housing projects?
Yes under this historical ruling. The services were taxable, the low-income nonprofit housing exemption covered tangible property rather than services, and the partnerships had not shown qualifying no…
When were residential land clearing and excavation services taxable under Connecticut Ruling 89-208?
Land clearing solely for new residential construction was not taxable. Excavation for new commercial or residential construction was also nontaxable, but excavation on existing industrial, commercial,…
Which energy, power, environmental, and industrial engineering design services were taxable under Connecticut Ruling 89-206?
Listed energy, power, environmental, water-resource, and pulp-and-paper engineering was not taxable, but building engineering, building planning or design, building programs, and interior design were …
Were an entertainment agency's fees for booking independent bands at Connecticut locations subject to sales and use tax?
Yes under this revoked ruling. X Company operated as an employment agency and had to tax its band-booking fees whether charged to the client or band. Payments made directly to bands by third-party cli…
When were water-pump and water-purification installation or repair charges taxable under Connecticut Ruling 89-204?
Repairs were taxable on parts and labor. Installation in new construction or qualifying owner-occupied one- to three-family residential property, including full-system replacement, was not taxable. DR…
Were process-engineering services for industrial environmental problems subject to Connecticut sales and use tax?
No under this historical ruling. DRS said X Corporation's process-engineering services, including wastewater treatment and hazardous-waste management for industrial clients, were not taxable as buildi…
Did a residence with an attached business office qualify for Connecticut's residential electricity exemption?
Yes under this historical ruling if at least 51% of the entire building, including the residence and office, was occupied for residential dwelling purposes. DRS says Policy Statement 94(3) superseded …
When did electricity sold to a job shop qualify for Connecticut's manufacturing utility exemption?
It was exempt under this historical ruling when used directly to fabricate finished products for sale and at least 75% of all electricity consumed at the location, building, or premises was used for f…
When did electricity sold to an optical-lens fabricator qualify for Connecticut's manufacturing utility exemption?
It was exempt under this historical ruling when used directly to fabricate optical lenses for sale and at least 75% of all electricity consumed at the location, building, or premises was used for fabr…
When did electricity sold to an awning fabricator qualify for Connecticut's manufacturing utility exemption?
It was exempt under this historical ruling when used directly to fabricate awnings for sale and at least 75% of all electricity consumed at the location, building, or premises was used for fabrication…
Were optical analysis and design services for an orbiting X-ray telescope subject to Connecticut sales and use tax?
No under this historical ruling. DRS said the professional optical-engineering services used to analyze and design an orbiting X-ray telescope for a company performing a government contract were not s…
How did Connecticut source building-engineering services performed or billed across state lines?
Connecticut work for Connecticut projects was taxable even when billed out of state. Work for projects outside Connecticut was not taxable when the service's sole benefit and use occurred outside the …
Was a municipal building-permit fee taxable when an architect obtained the permit for a client?
No under this historical ruling when the architect separately stated the permit fee on the client bill. DRS treated the architect as the client's agent in obtaining the municipal permit. DRS says AN 9…
How were house-cleaning referral commissions and full-service cleaning receipts taxed under Connecticut Ruling 89-195?
A referral service's contractor commissions were taxable employment-service fees, while residents' direct payments to contractors were not. A cleaning service billing residents owed tax on total recei…
Which road, parking-lot, demolition, HVAC, appliance, and residential installation services qualified as new construction under Connecticut Ruling 89-194?
The ruling exempted specified new-road, new-parking-lot, and qualifying residential installations, but taxed listed pipe, resurfacing, demolition, existing-building HVAC, driveway, sealing, and repair…
How did Connecticut source sales and use tax on multistate tool-sharpening services?
The ruling sourced the service to the property owner's location. A Massachusetts tool owner did not owe tax for Connecticut sharpening, while Connecticut owners owed tax whether sharpening occurred in…
Were sales of copies of Hartford's official block maps and sewer profiles subject to Connecticut sales tax?
No under this historical ruling. DRS treated the official maps and sewer profiles as public records excluded from sales tax under Conn. Gen. Stat. § 12-15, even though the taxpayer charged a typical c…
Were engineering services for standby generator systems and related building modifications taxable under Connecticut Ruling 89-191?
Generator-system equipment design was not taxable, but engineering that designed the building or its modifications to house the equipment was taxable and had to be separately stated. DRS says AN 94(3)…
When did initial commercial finish-out count as nontaxable new construction rather than taxable renovation under Connecticut Ruling 89-190?
Initial finish-out of a new building, new addition, or first-sold office-condominium unit was nontaxable new construction. Work after initial finish-out—including changes for a new tenant in previousl…
Were architects' feasibility studies evaluating whether office space met a client's needs subject to Connecticut sales and use tax?
Yes under this historical ruling. Studies evaluating whether office space had enough room for personnel, equipment, and expected growth were taxable building planning or design services. DRS says AN 9…
Were industrial wastewater-treatment and metal-finishing process-system design services subject to Connecticut sales and use tax?
No under this historical ruling. DRS said the two listed process-system design services and the source letter's unspecified non-design efforts were not taxable under the building-engineering provision…
When were forensic pipe inspections and industrial-equipment failure analysis taxable under Connecticut Ruling 89-187?
Pipe inspections in existing commercial, industrial, or income-producing buildings were taxable; inspections in new construction or qualifying owner-occupied one- to three-family homes were not. Indus…
Were geological site evaluations, feasibility studies, and water-and-soil assessments subject to Connecticut sales and use tax?
No under this historical ruling. DRS excluded Company X's geological services, including septic-site and groundwater studies, potential-water-source evaluations, and studies of streams, bedrock, lakes…
Was pond construction subject to Connecticut sales and use tax as a landscaping or horticultural service?
Yes under this historical ruling. Pond construction was taxable as landscaping and horticultural service work whether performed for residential or industrial, commercial, or income-producing property.…
Which surveying, structural, site, roadway, drainage, and septic engineering services were taxable under Connecticut Ruling 89-184?
Land surveying, survey work for subdivisions, structural building engineering, and road-construction stakeout were taxable. Site feasibility, site-development engineering, roadway and drainage design,…
Was humane nuisance-wildlife removal from residential areas subject to Connecticut sales and use tax?
No under this historical ruling. The provider trapped raccoons, woodchucks, skunks, and similar animals, used no pesticides or poisons, did not kill them, and released them safely in state forests. DR…
When did Connecticut sales and use tax become due on an architect's retainer fee?
Tax became due when the architectural services were rendered or made available and the client became entitled to them, even if the architect received payment in an earlier or later filing period. DRS …
How were product-marketing strategy, packaging design, subcontracted design, and out-of-state design services taxed under Connecticut Ruling 89-180?
Product-marketing strategy and new-product design were exempt, while packaging and delivery-system design were taxable. Subcontracted design required tax unless resale applied; out-of-state use could …
When were takeout donuts and other food sales treated as taxable meals rather than bulk food under Connecticut Ruling 89-179?
Six takeout donuts generally were a bulk sale, but six donuts with six beverages were six taxable meals. Ready-for-immediate-consumption takeout food was taxable, while qualifying student-cafeteria me…
How were engine-repair labor and parts taxed for personal versus business vehicles under Connecticut Ruling 89-178?
Labor was exempt for a personal vehicle but taxable for a vehicle used in a trade or business; repair parts were taxable in both cases. Subcontracted parts and labor could be bought for resale with a …
Were power-line expansion design and small mobile control-building design subject to Connecticut sales and use tax?
No under this historical ruling. Professional engineering for expansion of power-line systems was exempt, and design of small mobile control buildings that were easily disassembled was not treated as …
Were optical-laboratory engineering services on test equipment for scientific-instrument mirrors subject to Connecticut sales and use tax?
No under this historical ruling. DRS said scientific engineering or physics-scientist services performed by a licensed professional engineer were generally exempt and applied that treatment to the des…
Were total receipts from an airport valet lot taxable when the price bundled parking, vehicle relocation, and shuttle transportation?
Yes under this historical ruling. DRS treated the valet service as including a parking space and taxed total receipts, including airport shuttle transportation, without allowing allocation of part of …
When did an out-of-state architect have Connecticut sales-tax nexus and registration duties under Ruling 89-174?
Entering Connecticut to view a project site or inspect construction created nexus even when architectural work occurred elsewhere. Post-July 1, 1989 services were taxable despite an earlier contract, …
Could a landscaper accept a resale certificate for work under a federal, state, or municipal government construction contract?
Yes under this historical ruling when the landscaping benefited real property owned by the exempt government entity. Landscaping and tree removal were otherwise taxable on total gross receipts. DRS sa…
Were licensed engineers' motor-vehicle accident-reconstruction receipts, including separately stated photos, subject to Connecticut sales tax?
No under this historical ruling. Total accident-reconstruction receipts, including separately stated photographs and prints, were not taxable. The engineer was the final consumer of film, photos, prin…
When did a grocery store's food sales count as taxable meals under Connecticut Ruling 89-171?
Food products were generally exempt, but ready-for-immediate-consumption meals sold by an eating establishment or caterer were taxable. Grocery stores were not eating establishments unless they provid…
Were traffic-impact studies and related roadway or signal design services subject to Connecticut sales and use tax?
No under this historical ruling. DRS excluded traffic-engineering services that evaluated proposed developments' roadway effects, recommended improvements for adverse traffic, and could include roadwa…
When did fuel used to heat an industrial manufacturing plant qualify for Connecticut's sales-tax exemption?
It was exempt under this historical ruling when at least 75% of the building, location, or premises was used directly in the manufacturing production process. DRS tied the heating-fuel exemption to Co…
Which surveys, stakeout work, site plans, road and sewer designs, septic designs, and feasibility studies were taxable under Connecticut Ruling 89-167?
Boundary, topographic, plot-plan, mapping, and all listed stakeout services were taxable surveying. Road, sewer, utility, pond, site-plan, septic, hydraulic, hydrologic, and feasibility engineering we…
Were a detailer's simplified roofing and siding drawings subject to Connecticut sales and use tax as architectural or engineering services?
No under this historical ruling. The detailer extracted and condensed approved architectural and engineering information for bidding, materials, fabrication, erection, and field use, but DRS did not c…
Were systems-engineering services for glass machinery used to fabricate telescope optics subject to Connecticut sales and use tax?
No under this historical ruling. DRS said systems engineering for glass machinery used to fabricate telescope optics was not taxable under the building-engineering and design provision. DRS marks the …
Were road-and-bridge design and inspection services for a nongovernmental entity subject to Connecticut sales and use tax?
No under this historical ruling. DRS said civil-engineering services such as road and bridge design, together with inspection of those projects for a nongovernmental entity, were not subject to sales …
Could an equipment manufacturer buy contractor-developed software discs for resale without Connecticut sales and use tax?
Yes under this historical ruling only if the discs were resold unchanged and the manufacturer retained no proprietary right. Software-disc sales were otherwise taxable, even though the equipment could…
Were motor-vehicle accident-reconstruction advice and expert court testimony subject to Connecticut sales and use tax?
No under this historical ruling. DRS said accident reconstruction, expert advice to attorneys and insurers in motor-vehicle liability cases, and court testimony about accident causes were not subject …
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These are official tax letter rulings and advisory opinions issued by Connecticut's revenue authority in response to questions from specific taxpayers about how the tax law applies to their facts. A ruling is binding on the department only for the taxpayer who requested it and cannot be relied on by anyone else, but it is strong evidence of how the state reads the law. Every ruling above has a plain-English question and short answer, plus a link to the full original source.