Find public authorities and practical starting points for home projects. Filter federal, state, county, city and town resources by place and topic.
The issuing authority determines applicability. A county department may serve only unincorporated areas, and utilities can have separate approval processes. State resource directories may also point to local offices; read each source’s scope.
Use the FTC’s consumer guide to compare buying, leasing and power purchase agreements. Bring its contract questions to your proposal review, and check any tax or incentive assumptions against current program rules separately.
DOE explains the roles of permitting, inspection and utility interconnection. Use the overview to build a project checklist, then obtain the actual requirements and application instructions from your local authority and utility.
Start with DOE’s guide to wind resources, tower siting, local review and utility connections. Use it to prepare questions for a site assessor; its general examples do not establish permission or financial performance for your property.
DOE’s questions and answers explain system components, preliminary site screening and concerns with rooftop turbines. Use this resource when asking a specialist to compare equipment and locations, with local conditions assessed separately.
Read the IRS questions and answers on Public Law 119-21, including the homeowner credit end dates and installation-timing explanation. This is the starting point for checking old promotional claims against the changed federal rules.
Review the IRS instructions for Form 5695 and confirm the tax year shown. The version checked here covers 2025 work and addresses unused residential clean energy credit carried to 2026; individual eligibility still requires review.
DOE links to state, territorial and tribal weatherization administrators and explains the local-provider process. Use the official route to ask about documentation, the assessment process and waiting lists before arranging work privately.
USAGov explains LIHEAP, weatherization and where to ask about utility disconnection policies. Follow the appropriate program route for your location; the overview does not confirm eligibility, available funds or immediate service.
This DOE Building America technical reference describes roof retrofit considerations and existing-building constraints. Use it with a qualified professional to discuss assessment and scope; it does not approve a particular method under your local code.
The National Weather Service provides advance preparation reminders about shelter and outdoor items. Use the checklist before severe weather and consult current alerts for protective action; it is not a structural repair specification.
Use this federal directory to reach state-specific local-government contact resources. Confirm which office serves your property and project before relying on its instructions; the directory itself issues no permits or jurisdiction decisions.
EPA explains lead renovation requirements and which state or Tribal programs it has authorized. Use the program links to identify the appropriate authority for proposed work and distinguish renovation credentials from lead-abatement credentials.
Identify the county solar application, design documents and roof-specific mounting resources. Use the linked on-site guide to turn those requirements into questions about attachments, electrical work and the installer’s permit responsibility.
Find the county’s electrical permit guidance for photovoltaic systems and other electrical projects. Confirm the reviewing jurisdiction and ask the contractor which electrical tasks accompany the proposed array, including any service-equipment changes.
Confirm the county department serving unincorporated parcels and reach its official permit and inquiry channels. Use this authority contact before assuming an address inside an incorporated city follows the county solar process.
Compare the county’s residential roof and ground solar categories, submission documents and modification process. The on-site guide explains how those distinctions affect the site plan, installer scope and utility information you should request.
Locate county building and mechanical permit services for unincorporated property, with links to applications, records and inspections. Distinguish these services from incorporated-city permitting and from electrical or plumbing review handled through other authorities.
Read the May 2025 handout on residential mechanical permits, work included with certain building permits and qualified outdoor-equipment setback provisions. Use the on-site guide to discuss unit location and separate trade responsibilities.
Review the county’s March 2024 memorandum and change table before altering an approved solar-water-heater design. Compare panel moves, tank arrangements and technology substitutions with the documentation questions explained in the on-site guide.
Find the State Energy Office’s variance route for the solar-water-heating requirement affecting new single-family dwellings. Ask how an existing approval relates to your project instead of extending the new-home rule to every repair.
Find DOB’s electrical permit guidance and official filing route. Use it to identify the licensed electrical permit holder and request the application details before a service upgrade or other substantial electrical change begins.
Review DOB’s distinction between general electrical work and specified minor repairs, including professional and inspection roles. The on-site guide turns those categories into questions about scope, utility coordination and the final project records.
Read the published Chicago permit requirement alongside the possible exemptions. Use the on-site cooling guide to describe the complete project and ask Buildings which provision governs the proposed work.
Review the published residential repair exception and its occupancy, height and Landmark conditions. Use the on-site cooling guide to separate an equipment replacement from additional wiring, relocation or structural work.
Review the utility’s residential solar steps, interconnection agreement and inspection-to-meter sequence. The on-site guide separates operating permission from construction completion and explains which records to request when the installation is handed over.
Find utility interconnection resources for customer-owned generation and the inspection requirement before solar operation. Establish that Austin Energy serves the property, then coordinate these steps with the separate local construction permit process.
Find district boundary resources, commission contacts and the official application route for exterior work in Lexington historic districts. Start here to establish whether historic review applies before ordering solar equipment for an older property.
Explore the town’s rooftop and community-solar resources and its explicit qualification of the historical installer list. The on-site guide separates solar-potential estimates and contractor listings from the approvals needed for a historic-district property.
Find Cary’s solar permitting checklist, inspection resources and utility interconnection links. Use the on-site guide to coordinate array installation or reinstallation with roofing, electrical work, site review and final project records.
Reach Cary’s residential permitting service and identify possible additional site approvals for floodplain, stream-buffer or land-disturbance issues. Ask about the actual project footprint rather than assuming every solar installation needs the same reviews.
Determine how Pennsylvania divides construction-code enforcement among municipalities, certified third-party agencies and the state. The on-site guide helps homeowners identify the residential permit route without confusing an opt-out municipality with an exemption from the code.
Check the state’s certified third-party agency information and the distinction between municipal contracts and owner-arranged residential review. Confirm the agency’s role, plan-review scope and inspection responsibilities before purchasing services for a home project.
Use Oregon’s official guidance and lookup links to distinguish Construction Contractors Board credentials from Building Codes Division electrical or plumbing credentials. The on-site solar guide explains why both the firm and actual trade scope matter.
Read the two-page May 2024 prescriptive photovoltaic checklist, including structural criteria, electrical permits and access-pathway information. Use the on-site guide to identify unresolved roof conditions and when to discuss another review route.
Review the county’s route for residential rooftop solar applications that include energy storage or an electrical service upgrade. Use the on-site guide to identify the complete scope for a property in the county’s unincorporated jurisdiction.
Read the February 2026 two-page county specifications for roof solar and battery storage. The on-site guide explains what to ask about equipment locations, backup arrangements, inspection documents and the final operating handoff.
San Diego distinguishes home risk assessments from real-estate defensible-space inspections; choose the appropriate route and confirm parcel applicability.
Review Denver’s contractor licensing route and its distinction between local contractor approval and state trade credentials; ask other municipalities about their own requirements.
For a City of Miami roof, follow the city’s permit process and product-documentation instructions; do not substitute the county’s unincorporated route.
Savannah’s MPC applications identify the preservation review route; confirm the district and document repair versus replacement before ordering windows.
Chicago’s basement-flooding guidance distinguishes public sewer capacity and private drainage contributions; diagnose the entry route before selecting equipment.
Use Montana’s contractor resources to distinguish construction contractor licensing, independent-contractor questions and separately licensed trade work.
Fargo provides sump discharge and waiver guidance; confirm the approved property-specific conditions and current seasonal instructions with wastewater staff.
Cleveland distinguishes rental lead-safe certification from owner-occupied properties; identify the applicable property and work requirements before replacing windows.
Nashville’s flood guidance recommends qualified mechanical inspection before restarting water-damaged equipment; confirm the current permit and inspection route.
Seattle’s mechanical-permit guidance distinguishes equipment installation from other separately permitted systems; scope the whole project before applying.
MMSD Pipe Check investigates private sources of rain or groundwater entering sanitary plumbing; confirm property eligibility and approved work before proceeding.
Use Wisconsin’s rain-garden manual to compare drainage area, soil testing and ponding dimensions before choosing a planting plan or accepting an excavation bid.
Read the Texas rainwater manual’s storage examples to ask better questions about dry months, starting water and tank capacity before ordering a home cistern.
Use Albuquerque’s ground-mounted solar checklist to connect the array layout, foundation, electrical route and access plan before accepting an installation scope.
Read Verona’s deck checklist to coordinate the survey, framing details, stairs and electrical work before submitting drawings or setting a construction date.
Use Baton Rouge’s generator packet to discuss exhaust, neighboring openings, fuel and electrical coordination before pouring a pad for a standby generator.
Read Tacoma Power’s heat-pump water-heater specifications to plan condensate routing, service access and owner training before accepting a replacement bid.