KCP&L Rebate Update 2/7/2019 by Jonathan Dolan | Oct 30, 2018 | Uncategorized KCP&L Rebate Update As of Friday, GMO rebates were $5,446,210 out of $8M budget and KCP&L was $2,592,435 out of the $8M budget. Ameren Missouri’s solar rebate program is still on track to open Thursday, November 1.