# Judgments Enforcement (Northern Ireland) Order 1981, Paragraph 6


On any pay-day—
(a) “the normal deduction” is arrived at by applying the normal deduction rate (as specified in the relevant attachment of earnings order) with respect to the period since the last pay-day or, if it is the first pay-day of the debtor's employment with the employer, since the employment began; and
(b) “the protected earnings” are arrived at by applying the protected earnings rate (as so specified) with respect to the said period.

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Source: https://www.legislation.gov.uk/nisi/1981/226/schedule/1/paragraph/6 (the official version)
Page: https://openlegislation.uk/judgments-enforcement-northern-ireland-order-1981/schedule-1/paragraph-6
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.