Bill of materials mistakes that eat a signed job's margin
The margin on a rooftop job is usually lost after signature, in items nobody priced. Fourteen line items that go missing, and the two clauses that protect you.
Topic
Proposals
Building client-ready solar proposals that survive comparison, including costing, subsidy treatment, payback and what to leave behind after a site visit.
Rooftop first, then open access, in that order
C and I buyers are moving on both at once and getting the sequence wrong. Why the roof comes first, what open access is actually for, and how to pitch both.
Societies get Rs 18,000 per kW. Most quotes get it wrong
Group housing societies have their own subsidy rate, their own cap and a DCR condition. The four things that sink a society proposal, and how to price around them.
What actually goes in a solar proposal
Most rooftop proposals are a price and a picture. The ten things a proposal has to carry to survive comparison, and the one page the customer actually reads.
ALMM List-II is live. Your price list is three months stale
The cell mandate took effect on 1 June 2026 and procurement costs moved with it. How to requote an open pipeline without eating the difference yourself.
GST on solar is 5 percent. Most quotations still say 12
The cut moved an EPC contract from 13.8 percent to 8.9 percent. Where that saving actually lands, and why it is a different story for a C and I buyer.
How to close a rooftop deal on the first site visit
The gap between the site visit and the proposal is where rooftop deals go cold. What to produce on the roof, and what to stop doing back at the office.