Highest IRR

The cleanest return profile if the capital is available and better used on your own roof.

Pay once and keep the full energy saving. Section 12B can materially improve the effective cost for qualifying taxpayers.

Structure

Cash purchase + Section 12B

Best for

Businesses with capital available and a clear view of long-term property use.

Typical termPermanent ownership
Capital outlayFull system cost upfront
Monthly effectFull savings flow to the business after installation
Tax treatmentSection 12B can allow a 100% year-one deduction for qualifying solar assets
Trade-offCapital is tied up in the system and cannot be used elsewhere.

Run this structure against your bill.

The useful answer is not generic. It is a cash-flow comparison using your numbers.

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