Number of % of tax Average cost Activity units base per unit (£) Total units in scope 20,700 100% 1,400 Exemptions in Bill as introduced Social housing (Section 5(b) of 5,600 27% the Bill) Affordable housing (Section 5(c) 1,300 6% of the Bill) Islands (Section 5(d) of the Bill) 200 1% Total exempt in Bill as introduced 7,100 34% 3 This document relates to t...