10 August 2026
How long does the SEAI solar grant actually take to pay out?
Right after “how much,” this is the question every caller asks next. The honest answer isn’t one number — it’s three stages, and they don’t move at the same speed.
1. The grant offer — fast
SEAI's own Solar PV Scheme Guide is clear on this one: apply online and the Letter of Offer issues straight away; apply by post and it's about 5 working days. Either way, the offer is valid for 8 months from the date it's issued — plenty of room to get the job scheduled and done. This is the stage almost nobody gets stuck on.
2. The ESB Networks connection — the real wait
Before the install can go ahead, the installer has to file an NC6 or NC7 micro-generation connection notification with ESB Networks. ESB Networks' own published guide to connecting micro-generation allows at least 4 weeks, or 20 working days, for that to clear. This is the stage that quietly decides the whole timeline, and it has nothing to do with SEAI itself or with how quick your crew is. It's the one delay worth telling a caller about honestly, because it's real and it's outside anyone's control.
3. The payment — 4 to 6 weeks after the paperwork lands
Once the job's done, the installer files the Declaration of Works and the BER assessor publishes the post-works BER on the National BER Register, SEAI's guide states 4 to 6 weeks to process payment into the homeowner's account — longer again if the property gets picked for inspection. Nothing to chase before then; the clock only starts once every document is actually in.
What we won’t tell you
You’ll see plenty of guides online promising a single door-to-door number — “8 weeks,” “12 weeks,” take your pick. They all fold in one more variable SEAI has no control over: how soon your own crew can actually get on the roof, which changes with the season and your books. Quoting a made-up total would be the same mistake as the stats we’ve already gone looking for and couldn’t find a source for. The three stages above are the parts SEAI actually states. The fourth — your own install date — is honestly yours to answer, not ours to guess.
This is exactly the kind of question Nula handles well on a first call — she gives the caller the real, stage-by-stage picture instead of a guessed number, then books the survey where your own schedule fills in the last piece. She also minds the other grant questions callers ask the same honest way.