looks like they already added it to the scheme: https://www.kia.com/uk/new-cars/offers/motability-scheme/full-price-guide/ Niro 3 1.6 GDi 1.56kWh lithium-ion 139bhp Auto: Civ AP £2,749.00 or WP AP ££1,586.00
I believe that is the current Niro not the new model