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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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 …
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 …
Which hydrology, highway, environmental, soil, site, approval, project-management, inspection, and surveying services were taxable under Connecticut Ruling 89-160?
The listed engineering, approval, estimating, management, supervision, and inspection services were not taxable. Boundary and topographic surveys and construction staking were taxable land surveying. …
Were sales, leases, or rentals transferring dominion and control of computer software subject to Connecticut sales and use tax?
Yes under this historical ruling. DRS treated software as tangible personal property, included leasing within sales, and said transferring dominion and control was a taxable lease or rental rather tha…
Were X Company's purchases exempt when an exempt resource-recovery facility reimbursed the company for the tax as an operating expense?
No under this historical ruling. X Company was not exempt, reimbursement did not convert its purchases into exempt purchases, and only direct purchases by the Bristol Resource Recovery Facility were e…
How did Connecticut tax accident-reconstruction engineering inputs, government reimbursable expenses, and multistate shopping-center management?
Licensed accident reconstruction was exempt, but the engineer owed tax on inputs and could not buy them for resale. Government-agency reimbursable expenses and management of a Connecticut shopping cen…
What documentation, billing, payment, and exemption-certificate conditions applied to Connecticut sales-tax exemption for federal credit unions?
The credit union had to establish federal status with organization documents, be billed directly, pay directly, and give each retailer a completed certificate for each sale. Employee-billed purchases …
Was a service that arranged trademark licensing agreements subject to Connecticut sales and use tax?
No. Based on the stated facts, the service provider arranged agreements between the trademark-owning corporation and manufacturers for use of the trademark, and DRS concluded that the arrangement serv…
Were charges for storing fur coats or cloth coats subject to Connecticut sales and use tax?
No. Connecticut Ruling 89-144 concluded that charges for storing fur coats or cloth coats were not subject to sales and use tax.
Which boat-related training, storage, charter, washing, lifting, and surveying charges were taxable under Connecticut Ruling 89-141?
Classroom education, winter storage, mast removal, charter-location fees, lifting, and surveying were nontaxable; training sold with a boat and boat washing were taxable. DRS says 1996 Public Act 232,…
Were forensic engineering services subject to Connecticut sales and use tax?
No. Connecticut Ruling 89-139 concluded that forensic engineering services were not subject to sales and use tax.
How did Connecticut tax adjustment and testing of air-conditioning, heating, ventilation, and exhaust systems?
Adjustment receipts were taxable for residential or commercial real estate. Testing was nontaxable in new construction and existing one-, two-, or three-family exclusively residential owner-occupied p…
Did apple refrigeration equipment and a replacement compressor qualify for Connecticut's agricultural-production exemption?
Yes under this historical ruling. Refrigerating apples to prevent deterioration was direct use in agricultural production, so the replacement compressor qualified for a sales-and-use-tax refund. The r…
Were voice-over services provided to public relations agencies subject to Connecticut sales and use tax?
No. Connecticut Ruling 89-135 concluded that providing voice-over services to public relations agencies was not subject to sales and use tax.
Were soil, earthen-material, and groundwater analysis and testing for engineering and environmental applications taxable?
No. Connecticut Ruling 89-133 concluded that analysis and testing of soils, earthen material, and groundwater for engineering and environmental applications were not among the taxable services listed …
Were union members' lobbying services exempt when the union put the lobbyists on its payroll and paid them?
Yes. Lobbying services were generally taxable, but services rendered by an employee to an employer were exempt. Because the union's members represented it, were on its payroll, and were compensated by…
Which fur storage, alteration, cleaning, repair, and remodeling charges were taxable under Connecticut Ruling 89-131?
Summer storage, alterations, and cleaning were nontaxable, while total receipts for fur repairs or remodeling were taxable. The furrier owed tax on materials and supplies used for storage, alterations…
Were a physician director's medical-record analysis, research, and expert-witness location services for attorneys taxable consulting services?
No. The services were not taxable under the cited consulting-services provision because they were not advice about operating the attorneys' businesses. DRS says Announcement 94(4) obsoleted the ruling…
Were media-advertising receipts, including placement fees and development charges, subject to Connecticut sales and use tax?
No. Total receipts for media-advertising services, including placement and development charges, were nontaxable. The agency was the consumer of incorporated graphic designs, artwork, and mechanicals a…
When were equipment-service labor and preventive maintenance contracts taxable under Connecticut Ruling 89-127?
Labor after a 90-day free-service period was taxable. Preventive maintenance contracts commencing January 1, 1989 were nontaxable, but contracts entered into on or after July 1, 1989 were taxable. DRS…
Did a tobacco farmers cooperative qualify as a farmer engaged in agricultural production for the cited sales-tax exemption?
No. The cooperative steamed, fumigated, shipped, and sold members' tobacco as their agent, but did not raise or harvest the crop. Its activities were outside the cited definition of agricultural produ…
How did Connecticut Ruling 89-123 tax landscape design, contractor materials, and stone-fireplace labor?
Contractors paid tax on their materials. Landscape design was taxable. Fireplace labor was nontaxable for new construction and qualifying owner-occupied one-to-three-family homes but taxable for exist…
When did lawn-mowing work count as an occasional service rather than a taxable trade or business?
One to three residential lawn-mowing jobs per season by an individual outside a trade or business were occasional or casual. Ongoing mowing for one or more customers was a taxable trade or business. D…
Did electricity used by a bakery to produce baked goods qualify for Connecticut's manufacturing utility exemption?
Yes, if at least 75% of the electricity was consumed in the fabrication process. DRS says Policy Statement 94(3) superseded the ruling.
Did electricity used by an ice manufacturer qualify for Connecticut's manufacturing utility exemption?
Yes, when at least 75% of the electricity was consumed in fabricating the ice sold. The exemption applied only to electricity, not other purchases. DRS says PS 94(3) superseded the ruling.
How did Connecticut Ruling 89-119 distinguish exempt taxidermy services from taxable property sales?
Stuffing, preparing, and mounting customer-furnished animal remains were exempt services, with the taxidermist treated as consumer of supplies. Sales of skins, heads, mountings, or other tangible prop…
Did electricity used in printing operations qualify for Connecticut's manufacturing utility exemption?
Yes, if at least 75% of the electricity was consumed in fabricating the printed material. DRS says Policy Statement 94(3) superseded the ruling.
Did Connecticut Ruling 89-117 let furniture refinishers buy paint remover, stain, lacquer, and sandpaper for resale?
No. The ruling treated furniture refinishers as the final consumers of those materials and supplies, requiring them to pay sales and use tax when purchasing them. DRS says the ruling is not current an…
When did Connecticut Ruling 89-116 treat an initial building fit-out as nontaxable new construction rather than a taxable renovation?
Initial fit-out work was nontaxable new construction when it prepared never-used space for its first use or finished rental space before original occupancy. Prior use of unfinished space, including st…
How did Connecticut Ruling 89-115 tax copywriting, media advertising, collateral materials, and public-relations services?
Copywriting for media advertising or incorporation into collateral items was not taxable, and the total price of media advertising was not taxable. Total receipts for collateral items and public-relat…
How did Connecticut Ruling 89-114 tax sheet-metal contractors' materials, HVAC installation labor, repairs, and resale-certificate work?
Contractors paid tax on consumed materials. Installation labor was exempt for new construction and qualifying owner-occupied homes but taxable for existing commercial property; repair labor was taxabl…
How did Connecticut Ruling 89-113 treat landscape design, excavation, grading, land clearing, and septic-system work?
Landscape design and excavation, clearing, or grading integral to landscaping were taxable, including design for new construction. Those site-work services and septic installation were nontaxable for …
Did Connecticut Ruling 89-112 treat pond-dredging services as taxable maintenance services?
Yes. The ruling classified pond dredging as a taxable maintenance service under Conn. Gen. Stat. § 12-407(2)(i)(Z), as then amended. DRS says the information is not current and AN 2000(8) obsoleted th…
How did Connecticut Ruling 89-111 tax video-production equipment leases and an advertising agency's purchase of television video productions?
Video production did not qualify as manufacturing, so a production company's equipment lease was taxable. An advertising agency's purchase of video productions for television advertising was also taxa…
How did Connecticut Ruling 89-110 tax forestry management, timber-sale brokerage, soil testing, and land-planning services?
Total receipts for forestry management were taxable as landscaping, and timber-sale broker fees were taxable. Soil testing was exempt, and land planning was not taxable. DRS says AN 2000(8) partly obs…
Did Connecticut Ruling 89-109 impose sales and use tax on dance schools specializing in instruction or lessons?
No. The ruling said services by dance schools specializing in dance instruction or lessons were not subject to sales and use tax. DRS says the information is not current and AN 95(3) obsoleted the rul…
How did Connecticut Ruling 89-108 tax landscape design, lawn installation, and site work for residential, new-construction, and commercial property?
Landscape-design receipts and the full lawn-installation price were taxable. Separate site work was nontaxable for new construction and qualifying owner-occupied homes but taxable for existing commerc…
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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.