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Add Newham council tax reduction (#1772)
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‎changelog.d/council-tax-reduction-newham.md‎

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- Add working-age Council Tax Reduction for Newham.

‎policyengine_uk/parameters/gov/local_authorities/newham/council_tax_reduction/maximum_support_rate.yaml‎

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description: Maximum share of eligible Council Tax liability covered for working-age households under the Newham Council Tax Reduction scheme.
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values:
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2026-04-01: 0.70
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metadata:
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unit: /1
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period: year
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label: Newham Council Tax Reduction maximum support rate
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reference:
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- title: Council Tax Reduction Scheme 2026
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href: https://www.newham.gov.uk/downloads/file/10753/council-tax-reduction-scheme-2026

‎policyengine_uk/parameters/gov/local_authorities/newham/council_tax_reduction/means_test/capital_limit.yaml‎

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description: Capital limit for working-age households under the Newham Council Tax Reduction scheme.
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values:
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2026-04-01: 6_000
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metadata:
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unit: currency-GBP
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period: year
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label: Newham Council Tax Reduction capital limit
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reference:
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- title: Council Tax Reduction Scheme 2026
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href: https://www.newham.gov.uk/downloads/file/10753/council-tax-reduction-scheme-2026

‎policyengine_uk/parameters/gov/local_authorities/newham/council_tax_reduction/means_test/withdrawal_rate.yaml‎

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description: Withdrawal rate for working-age households under the Newham Council Tax Reduction scheme.
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values:
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2026-04-01: 0.25
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metadata:
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unit: /1
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period: year
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label: Newham Council Tax Reduction withdrawal rate
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reference:
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- title: Council Tax Reduction Scheme 2026
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href: https://www.newham.gov.uk/downloads/file/10753/council-tax-reduction-scheme-2026

‎policyengine_uk/parameters/gov/local_authorities/newham/council_tax_reduction/non_dep_deduction/amount.yaml‎

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description: Weekly working-age non-dependant deduction schedule under the Newham Council Tax Reduction scheme.
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brackets:
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- threshold:
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2026-04-01: 0
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amount:
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2026-04-01: 7.54
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- threshold:
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2026-04-01: 183
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amount:
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2026-04-01: 14.96
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- threshold:
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2026-04-01: 316
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amount:
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2026-04-01: 18.84
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- threshold:
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2026-04-01: 394
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amount:
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2026-04-01: 22.61
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metadata:
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amount_unit: currency-GBP
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period: week
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threshold_unit: currency-GBP
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type: single_amount
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label: Newham Council Tax Reduction non-dependant deduction schedule
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reference:
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- title: Council Tax Reduction Scheme 2026
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href: https://www.newham.gov.uk/downloads/file/10753/council-tax-reduction-scheme-2026

‎policyengine_uk/parameters/gov/local_authorities/newham/council_tax_reduction/non_dep_deduction/remunerative_work_hours.yaml‎

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description: Weekly hours threshold for remunerative work in the Newham Council Tax Reduction non-dependant deduction schedule.
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values:
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2026-04-01: 16
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metadata:
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unit: hour
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period: week
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label: Newham Council Tax Reduction remunerative work hours
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reference:
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- title: Council Tax Reduction Scheme 2026
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href: https://www.newham.gov.uk/downloads/file/10753/council-tax-reduction-scheme-2026

‎policyengine_uk/tests/policy/baseline/gov/local_authorities/council_tax_reduction/council_tax_reduction.yaml‎

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output:
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uc_assessable_capital: 0
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council_tax_reduction: 1_800
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- name: Newham working-age claimant receives 70 percent maximum support
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period: 2026
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absolute_error_margin: 0.01
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input:
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people:
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claimant:
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age: 35
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benunits:
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benunit:
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members: [claimant]
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would_claim_uc: false
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claims_all_entitled_benefits: true
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households:
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household:
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members: [claimant]
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country: ENGLAND
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local_authority: NEWHAM
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council_tax: 1_800
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savings: 0
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output:
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council_tax_reduction_scheme_supported: true
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simulated_council_tax_reduction_benunit: 1_260
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council_tax_reduction: 1_260
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council_tax_less_benefit: 540
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- name: Newham working-age claimant above capital limit gets no local support
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period: 2026
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absolute_error_margin: 0
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input:
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people:
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claimant:
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age: 35
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council_tax_benefit_reported: 500
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benunits:
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benunit:
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members: [claimant]
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claims_all_entitled_benefits: true
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households:
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household:
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members: [claimant]
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country: ENGLAND
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local_authority: NEWHAM
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council_tax: 1_800
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savings: 6_001
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output:
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council_tax_reduction_scheme_supported: true
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simulated_council_tax_reduction_benunit: 0
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council_tax_benefit: 0
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council_tax_reduction: 0
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- name: Newham applies a 25 percent excess-income taper
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period: 2026
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absolute_error_margin: 0.01
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input:
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people:
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claimant:
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age: 35
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benunits:
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benunit:
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members: [claimant]
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would_claim_uc: false
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claims_all_entitled_benefits: true
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council_tax_reduction_applicable_amount: 10_000
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council_tax_reduction_applicable_income: 11_000
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council_tax_reduction_relevant_income_based_benefit: false
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households:
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household:
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members: [claimant]
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country: ENGLAND
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local_authority: NEWHAM
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council_tax: 1_800
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savings: 0
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output:
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council_tax_reduction: 1_010
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council_tax_less_benefit: 790
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- name: Newham applies its 2026 local non-dependant deduction schedule
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period: 2026
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absolute_error_margin: 0.01
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input:
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people:
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claimant:
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age: 35
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non_dep:
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age: 25
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employment_income: 5_200
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private_pension_income: 11_232
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weekly_hours: 16
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benunits:
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claimant_benunit:
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members: [claimant]
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would_claim_uc: false
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claims_all_entitled_benefits: true
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non_dep_benunit:
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members: [non_dep]
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households:
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household:
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members: [claimant, non_dep]
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country: ENGLAND
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local_authority: NEWHAM
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council_tax: 1_800
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savings: 0
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output:
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council_tax_reduction_scheme_supported: true
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council_tax_reduction: 280.32
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- name: Newham uses the not-in-remunerative-work non-dependant deduction below 16 weekly hours
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period: 2026
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absolute_error_margin: 0.01
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input:
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people:
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claimant:
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age: 35
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non_dep:
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age: 25
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employment_income: 31_460
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weekly_hours: 15
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benunits:
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claimant_benunit:
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members: [claimant]
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would_claim_uc: false
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claims_all_entitled_benefits: true
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non_dep_benunit:
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members: [non_dep]
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households:
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household:
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members: [claimant, non_dep]
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country: ENGLAND
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local_authority: NEWHAM
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council_tax: 1_800
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savings: 0
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output:
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council_tax_reduction: 867.92
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- name: Newham UC claimant uses UC-reported capital against the local limit
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period: 2026
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absolute_error_margin: 0.01
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input:
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people:
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claimant:
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age: 35
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benunits:
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claimant_benunit:
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members: [claimant]
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would_claim_uc: true
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claims_all_entitled_benefits: true
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uc_reported_capital: 0
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households:
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household:
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members: [claimant]
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country: ENGLAND
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local_authority: NEWHAM
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council_tax: 1_800
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savings: 20_000
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output:
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uc_assessable_capital: 0
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council_tax_reduction: 1_260

‎policyengine_uk/variables/gov/local_authorities/council_tax_reduction/config.py‎

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)
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def is_newham(local_authority):
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return local_authority == LocalAuthority.NEWHAM
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def is_newham_working_age(local_authority, country, has_pensioner):
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return (country == Country.ENGLAND) & ~has_pensioner & is_newham(local_authority)
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def is_supported_scheme(country, has_pensioner, local_authority):
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return (
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is_england_pensioner_scheme(country, has_pensioner)
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| is_scotland_scheme(country)
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| is_wales_scheme(country)
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| is_merton_working_age(local_authority, country, has_pensioner)
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| is_kingston_upon_thames_working_age(local_authority, country, has_pensioner)
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| is_newham_working_age(local_authority, country, has_pensioner)
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)

‎policyengine_uk/variables/gov/local_authorities/council_tax_reduction/simulated_council_tax_reduction_benunit.py‎

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LOCAL_COUNCIL_TAX_REDUCTION_VARIABLES = [
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"merton_council_tax_reduction",
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"kingston_upon_thames_council_tax_reduction",
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"newham_council_tax_reduction",
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]
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‎policyengine_uk/variables/gov/local_authorities/newham/council_tax_reduction/newham_council_tax_reduction.py‎

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from policyengine_uk.model_api import *
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from policyengine_uk.variables.gov.local_authorities.council_tax_reduction._legacy import (
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legacy_council_tax_reduction,
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)
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from policyengine_uk.variables.gov.local_authorities.council_tax_reduction.config import (
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is_newham_working_age,
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)
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class newham_council_tax_reduction(Variable):
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value_type = float
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entity = BenUnit
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label = "Newham Council Tax Reduction"
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definition_period = YEAR
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unit = GBP
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def formula(benunit, period, parameters):
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ctr = parameters(period).gov.local_authorities.newham.council_tax_reduction
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household = benunit.household
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working_age = is_newham_working_age(
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household("local_authority", period),
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household("country", period),
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household("council_tax_reduction_household_has_pensioner", period),
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)
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return legacy_council_tax_reduction(
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benunit,
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period,
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ctr,
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working_age,
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"newham_council_tax_reduction_non_dep_deductions",
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)

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