[{"data":1,"prerenderedAt":143},["ShallowReactive",2],{"guide-local-law-97-coop-condo-capital-plan-en-US":3},{"guide":4,"related":121},{"title":5,"seoTitle":6,"description":7,"summary":8,"sections":9,"faq":89,"cta":99,"date":101,"updated":101,"service":102,"order":103,"sources":104,"slug":119,"locale":120},"Local Law 97 Capital Planning for Mid-Size Co-ops and Condos","Local Law 97 Plan for Co-ops and Condos","How a 25,000 to 60,000 sq ft NYC co-op or condo board can time roof, boiler and envelope work around the Local Law 97 limits that tighten in 2030.","Most NYC co-ops and condos over 25,000 gross square feet are covered by Local Law 97, file an emissions report every May 1, and face considerably stricter limits from 2030. For a mid-size building, the least expensive route is to fold emissions measures into projects the board already has to fund: a roof replacement, a boiler near the end of its life, a gas piping correction. A five-year capital sequence built from the building's own benchmarking data keeps the board from paying for the same work twice.",[10,20,26,35,72,84],{"heading":11,"paragraphs":12,"list":15},"Coverage and compliance pathways",[13,14],"Local Law 97 covers a building that exceeds 25,000 gross square feet, two or more buildings on the same tax lot that together exceed 50,000 gross square feet, and two or more condominium buildings governed by the same board of managers that together exceed 50,000 gross square feet. DOB publishes [a Covered Buildings List](https:\u002F\u002Fwww.nyc.gov\u002Fsite\u002Fbuildings\u002Fcodes\u002Fll97-greenhouse-gas-emissions-reductions.page) each year; the 2026 list came out in March 2026. If the list shows the wrong floor area, occupancy or compliance pathway, the owner can dispute it through a ticket in the LL97 reporting portal.","Each covered building is assigned one of four compliance pathways, which sets when limits start and what the board must file.",[16,17,18,19],"Pathway 0: Article 320 emissions limits beginning in 2024. Most covered buildings, including most market-rate co-ops and condos, are here.","Pathway 1: Article 320 limits beginning in 2026. According to HPD, this covers buildings with at least one and no more than 35 percent rent-regulated units; their first annual report is due May 1, 2027.","Pathway 2: Article 320 limits beginning in 2035, for certain categories of buildings defined in the law.","Pathway 3: Article 321 one-time compliance, for buildings with more than 35 percent rent-regulated units and certain other affordable housing, such as HDFC co-ops.",{"heading":21,"paragraphs":22},"Reporting, limits and penalties",[23,24,25],"Under Article 320, the owner files an emissions report by May 1 of every year, certified by a registered design professional. The law sets one set of limits for 2024 to 2029 and a much stricter set for 2030 to 2034, aiming at a 40 percent cut in emissions from covered buildings by 2030 and net zero by 2050. A 2021 DOB presentation estimated that 75 to 80 percent of properties would meet the 2024 to 2029 limits but only 25 to 30 percent would meet the 2030 to 2034 limits without changes.","The civil penalty for exceeding the limit is up to $268 for each metric ton of CO2e above it, for each year. A building 100 tons over its limit faces up to $26,800 for that year. Failure to file carries a separate penalty of $0.50 per gross square foot per month, which for a 40,000 sq ft building is up to $20,000 a month.","Article 321 buildings instead complete 13 prescriptive energy conservation measures, documented with attestations or detailed inspection reports. [HPD lists the Article 321 penalties](https:\u002F\u002Fwww.nyc.gov\u002Fassets\u002Fhpd\u002Fdownloads\u002Fpdfs\u002Fservices\u002Fll97-faqs.pdf) as $10,000 for failure to report plus another $10,000 for failure to comply.",{"heading":27,"paragraphs":28,"list":30},"Your 2030 gap from benchmarking data",[29],"No plan is worth much without the building's actual numbers. They already exist in the annual Local Law 84 benchmarking submission, and the calculation is short once the data is organized.",[31,32,33,34],"Collect the most recent benchmarking data showing annual use of electricity, natural gas, fuel oil and district steam.","Have the registered design professional calculate current emissions using the coefficients in the law, and the limits for 2024 to 2029 and 2030 to 2034 based on floor area and occupancy group.","Express the gap in metric tons of CO2e and multiply by $268 for the annual penalty exposure at each limit.","Identify which fuel produces most of the emissions. In most older co-ops and condos it is the heating and hot water fuel, which is where the reductions will come from.",{"heading":36,"paragraphs":37,"table":39,"after":70},"Capital projects that move the number",[38],"Mid-size buildings rarely have the budget for a stand-alone decarbonization project. They do have a capital calendar, and several items on it fix the building's emissions for decades.",{"caption":40,"head":41,"rows":45},"Common capital projects and their Local Law 97 implications",[42,43,44],"Project","Effect on LL97","Planning note",[46,50,54,58,62,66],[47,48,49],"Roof replacement","Added insulation reduces heating load; replacing the entire roof deck or roof assembly also triggers the Local Law 92 and 94 solar or green roof requirement","Design the insulation, roofing and solar together and install them in one mobilization",[51,52,53],"Boiler replacement","A like-for-like gas or oil boiler keeps heating emissions near current levels into the 2030s","Evaluate heat pump or hybrid options before the boiler fails; an electric service study comes first",[55,56,57],"Steam heating controls and balancing","Often among the lower-cost reductions in prewar steam buildings","Can be completed ahead of larger projects and reduces overheating complaints",[59,60,61],"Domestic hot water","Heat pump water heating removes part of the fuel use","Requires mechanical room space and electric capacity",[63,64,65],"Windows, air sealing and envelope","Reduces heat loss and the size of any future heating plant","Coordinate with facade work, including Local Law 11 (FISP) cycles for buildings over six stories",[67,68,69],"Local Law 152 gas piping corrections","No direct effect on emissions","If electrification is planned, scope the corrections so the board does not upgrade piping that will soon be retired",[71],"On-site solar lowers the electricity the building buys from the grid, which lowers reported emissions, but on a mid-size roof the effect on LL97 is usually modest. Its main value is lower electricity cost and compliance with [Local Laws 92 and 94](https:\u002F\u002Fwww.nyc.gov\u002Fsite\u002Fbuildings\u002Fcodes\u002Fll92-solar-green-roofs.page) when the roof is replaced.",{"heading":73,"paragraphs":74,"list":76,"after":82},"A five-year sequence for a prewar co-op",[75],"The order below is an example for a prewar co-op of about 40,000 sq ft with a steam boiler, a roof nearing replacement and a gap to its 2030 limit. The actual sequence depends on the building's data, equipment age and reserves.",[77,78,79,80,81],"Year 1: benchmarking review and emissions calculation by the registered design professional, an electric service study with the utility, and a condition survey of the roof, boiler and facade.","Year 1 to 2: steam balancing, heating controls and air sealing, which cut emissions at lower cost and shrink the size of later equipment.","Year 2 to 3: roof replacement with added insulation and [the required solar or green roof](\u002Fguides\u002Fnyc-local-law-92-94-roof-replacement), designed as one project.","Year 3 to 4: heat pump domestic hot water, if the electric service allows.","Year 4 to 5: the heating plant decision, made before the boiler fails and before the 2030 compliance year, with financing arranged in advance.",[83],"The law allows limited relief. Offsets purchased through the Affordable Housing Reinvestment Fund (AHRF) are the only offsets eligible for LL97 compliance, and they may reduce emissions by at most 10 percent of the building's limit. Renewable energy credits (RECs) from sources that deliver electricity into the city can also reduce the electricity portion of reported emissions and are not capped, but they do nothing for the fuel burned in the boiler, which is where most of a mid-size building's excess comes from. A beneficial electrification deduction, metered or deemed, is available for qualifying electrification work; the eligible years and calculation method should be confirmed with the registered design professional before the deduction is counted in a plan. Buildings facing serious financial constraints may apply for [an adjustment under Section 28-320.7](https:\u002F\u002Fwww.nyc.gov\u002Fassets\u002Fbuildings\u002Fpdf\u002Fpresentations\u002Fll97adjustmentsprogram.pdf), which HPD describes as providing an additional year to comply. Offsets and adjustments can close a small gap or buy time. They do not replace a capital plan for the 2030 limits.",{"heading":85,"paragraphs":86},"Board decisions",[87,88],"In a co-op, the board weighs assessments, reserve use and financing against the penalty exposure, and the proprietary lease determines which equipment belongs to the corporation and which to shareholders. In a condominium, the board of managers and the declaration play the same role, and work inside units may need unit-owner consent. Clear scopes, comparable bids and a realistic schedule make these decisions easier to put to residents.","As project manager, we [build the capital sequence with the board](\u002Fservices\u002Fproject-management) and its managing agent, prepare scopes and coordinate bids, and manage the roof, mechanical, plumbing and electrical work through our licensed partner trades with minimal disruption to residents. LL97 emissions reports are calculated and certified by a registered design professional; we coordinate that work with partner engineers and do not certify the reports ourselves.",[90,93,96],{"q":91,"a":92},"Does Local Law 97 apply to a 30,000 sq ft co-op?","Generally yes, because it exceeds 25,000 gross square feet. Check DOB's 2026 Covered Buildings List for the building's listed floor area and compliance pathway, and dispute the listing if it is incorrect.",{"q":94,"a":95},"Is replacing our boiler with a new gas boiler a mistake?","Not necessarily, but a like-for-like replacement keeps heating emissions near current levels for the life of the equipment, which can run well past 2030. Evaluate electric and hybrid options, and the building's electric service, before the boiler fails.",{"q":97,"a":98},"Can buying offsets close our gap?","Only partly. AHRF offsets are the only eligible offsets and are capped at 10 percent of the building's emissions limit. Renewable energy credits can reduce the electricity portion of emissions without a cap, but not the emissions from heating fuel.",{"text":100},"Send the building's most recent benchmarking data, its gross floor area and the ages of the roof and boiler. You receive, at no charge, a deadline checklist for the building's compliance pathway and a written estimate for the capital work in the first years of the sequence.","2026-10-25","project-management",32,[105,109,112,116],{"title":106,"url":107,"publisher":108},"LL97 Greenhouse Gas Emissions Reduction","https:\u002F\u002Fwww.nyc.gov\u002Fsite\u002Fbuildings\u002Fcodes\u002Fll97-greenhouse-gas-emissions-reductions.page","NYC Department of Buildings",{"title":110,"url":111,"publisher":108},"LL97 Adjustments: Special Circumstances & NFP Healthcare Facilities","https:\u002F\u002Fwww.nyc.gov\u002Fassets\u002Fbuildings\u002Fpdf\u002Fpresentations\u002Fll97adjustmentsprogram.pdf",{"title":113,"url":114,"publisher":115},"FAQs: Local Law 97 Guidance for Affordable Housing","https:\u002F\u002Fwww.nyc.gov\u002Fassets\u002Fhpd\u002Fdownloads\u002Fpdfs\u002Fservices\u002Fll97-faqs.pdf","NYC Department of Housing Preservation and Development",{"title":117,"url":118,"publisher":108},"Solar & Green Roofs (LL92 & LL94)","https:\u002F\u002Fwww.nyc.gov\u002Fsite\u002Fbuildings\u002Fcodes\u002Fll92-solar-green-roofs.page","local-law-97-coop-condo-capital-plan","en-US",[122,128,133,138],{"slug":123,"title":124,"description":125,"service":126,"date":127,"updated":101},"rental-turnover-cost-tips","Reducing turnover and maintenance costs on rental units","Practical ways for NYC and Long Island landlords to shorten vacancy and spend less on each turnover: standard finishes, durable materials and planned maintenance.","rental","2026-10-24",{"slug":129,"title":130,"description":131,"service":132,"date":127,"updated":101},"flood-fire-damage-first-steps","First steps after a flood or fire for NYC and Long Island property owners","What to do in the first days after water or fire damage: safety, power, documentation for insurance, drying and choosing what to rebuild.","restoration",{"slug":134,"title":135,"description":136,"service":137,"date":127,"updated":101},"building-maintenance-checklist","A maintenance checklist for small building owners in NYC","Seasonal and yearly maintenance for small multifamily and mixed-use buildings in New York City, plus the inspections that apply to many of them.","maintenance",{"slug":139,"title":140,"description":141,"service":142,"date":101,"updated":101},"nyc-local-law-92-94-roof-replacement","Replacing a NYC Roof Under Local Laws 92 and 94","When a NYC roof replacement must add solar or a green roof under Local Laws 92 and 94, which jobs are exempt, and how to file both as one project.","roofing",1792938766611]