# The Non-Domestic Rating (Collection and Enforcement) (Local Lists) Regulations 1989, Paragraph 2: Calculating the remaining amount


The billing authority shall on or as soon as practicable after the day on which they were notified by the ratepayer in accordance with paragraph 1(1)(b) calculate the amount remaining to be paid under the current demand or under the agreement referred to in paragraph 1(1)(a)(ii) in accordance with the formula—
A-Bwhere—
aA equals the amount last estimated under regulation 6(1) for the purposes of the current demand or pursuant to provision made in the agreement mentioned in paragraph 1(1)(a)(ii); or if pursuant to regulation 4(3) (without modification) the notice or the agreement relates to more than one hereditament the aggregate of the amount of those estimates; and
bB equals the aggregate of any instalments payable under the notice or agreement (whether paid or not) before the deferral day.

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Source: https://www.legislation.gov.uk/uksi/1989/1058/schedule/1D/paragraph/2 (the official version)
Page: https://openlegislation.uk/non-domestic-rating-collection-and-enforcement-local-lists-regulations-1989/schedule-1D/paragraph-2
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.