Research solar options and get at least 3 quotesReview your electricity bills for the past 12 monthsCheck your roof condition and age (replace if >15 years old)Check HOA rules for solar panel guidelinesReview financing options (cash, loan, lease, PPA)Verify your home's structural integrity for panelsUnderstand your utility's net metering policy

Apply for solar permit with Nashua building department (~$400)Submit system design and engineering documentsObtain utility interconnection applicationGet HOA approval (if applicable)Wait for permit approval (typically 3-5 weeks)

Clear area around your electrical panel for installer accessEnsure driveway/yard access for equipment deliveryRoof preparation and mounting rail installationSolar panel mounting and wiringInverter installation and electrical connectionSystem testing and commissioning

Schedule final building inspectionSubmit utility interconnection completion documentsReceive Permission to Operate (PTO) from utilityActivate solar monitoring system/appFile for federal 30% solar tax credit (IRS Form 5695)File for any state/local incentivesSchedule annual maintenance/cleaning reminder

Solar Installation Checklist for Nashua, NH

Pre-Installation Research

Permits & Approvals

Installation Day

Post-Installation

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