Development Intent
AtlasHackneyOfficersLouise Jarrett
Case officer · Hackney Planning

Louise Jarrett.

Recently active — last recorded decision Mar 2025

A case officer at Hackney with an approval rate of 67% across 34 decided planning applications, spanning 16 wards.[1] Decision speed and appeal performance publish when decision notices are ingested.

Planning officer34 decisions67% approvalSave
Hackney · ward map
Approval rate — by ward
Lower ~68%
Higher ~90%
ShowingAll years · subscriber →across all years on record — a period re-scopes the headline figures and the trend
At a glanceEach metric links to the investigation behind it
All investigations →
34
Applications
2023–25
Approval rate over time — tougher or softer 🔒Dashed line = London average
avg 81%100%202466%2025
Approval-rate trend is subscriber dataSubscribe to see the trend →
What they decide — by application type
How they compareVersus peers
Approval rate67% · 44th of 52
higher is betterdashed = London avg
Decision time · publishes with decision notices
in development
Appeal overturn · publishes with decision notices
in development
How this officer decides — from their own reports31 officer reports parsed
10%
Approves despite concerns
of approvals record a documented reservation
5%
Negotiated approvals
approvals mentioning revisions/amendments
16%
"On balance" reports
reports using explicit balancing language
43%
Bespoke reasoning
of report text written for the case, not recited
What they write about — vs Hackney's average officer

Topic mentions per 1,000 words of their own report text (boilerplate stripped), indexed against all parsed Hackney reports. Attention, not stance.

Flooding & drainage
2.73× borough avg
Daylight & sunlight
1.48× borough avg
Materials & detailing
1.15× borough avg
Character & heritage
1.15× borough avg
Outlook & amenity
1.14× borough avg

Mark = borough average (1×). Bar capped at 2×.

How they reason — coded from their reports

Jarrett's window-replacement cases explicitly weigh a departure from preferred materials (UPVC over timber) against the degree to which the specific street's character has already been eroded by similar past changes, rather than a blanket materials rule. Her refusals specifically identify a missing tree survey as blocking assessment of root-protection impact.

Observable habits

· weighs a materials departure (UPVC vs timber) against how far the specific street's character has ALREADY been eroded by comparable past changes, rather than applying a blanket rule

· identifies a missing tree survey/arboricultural report as specifically blocking assessment of root-protection-zone impact

· separates biodiversity net gain THRESHOLD applicability (garden area lost) from the separate question of whether a green roof still delivers a policy uplift

What their reports consistently look for

· what this officer's reports consistently look for: how far a street's original character has already been eroded by comparable past departures, before ruling on a new one

· what this officer's reports consistently look for: whether a tree survey/arboricultural report has actually been submitted where excavation could affect root protection zones

· what this officer's reports consistently look for: whether a scheme crosses the BNG mandatory threshold at all, versus whether a green roof delivers a voluntary uplift regardless

Assigned Louise Jarrett on a live case?What they pay attention to, how they reason, and what their reports consistently look for — so you can address it before they raise it.Subscribe to unlock →
In their own words

Whilst the replacement of the windows from the existing timber framed windows to uPVC is not typically encouraged by the council as it would impact upon the character and appearance of the building, as the street scene has been significantly altered in this regard, it would not warrant a refusal in this case.

2024/2178

No tree survey or arboriculture report has been submitted to demonstrate how the proposal and the application form states that there are trees on the application site.

2024/2214

The proposal results in the loss of 22sqm of garden and does not therefore meet the threshold for the BNG legislation. The green roof is welcomed and would meet the requirements for an uplift as sought by LP47.

2024/2214

Measured from 31 published Hackney officer reports written by this officer, with recited policy boilerplate stripped before any counting. These describe how this officer works and writes — they are not outcome predictions. Every quote is from a named public report.

Policy playbook — what this officer cites[3]

The policies this officer cites most in their own reports — times cited across 31 parsed reports. Whether refusals citing each survive appeal isn't traced per policy yet.

LP33Hackney Central and Dalston
13 times cited
D3Allocation: Mixed-use including residential
11 times cited
G6
9 times cited
HC1Allocation: Mixed use
8 times cited
LP1Part A will be applied having regard to the scale and location of the
8 times cited
D1130 Kingsland High Street and site to the rear 130A Kingsland High
7 times cited
D4Allocation: Mixed-use including residential
7 times cited
SI 4
7 times cited
Which policies this officer leans on is subscriber intelligenceSubscribe to unlock →
Decisions by ward

Where this officer's caseload concentrates, 2023–25.[1] Click the map above to focus this page on a ward, or a row to open the ward.

Recent applications
Address
Reference
Type
Outcome
Date
2024/2350
Householder Planning
Withdrawn
2025-07-29
2024/2350
Householder Planning
Withdrawn
2025-07-29
Full application history locked
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Consultants approved most— subscriber data
1. Redwoods Projects
2. Price Parizi
3. Enliven Solutions Limited
4. Baily Garner
At a glance
OfficerLouise Jarrett
BoroughHackney
RolePlanning officer
Experience
Applications34 (2023–25)
Approval rate67%
London approval avg81%
Who decides here
GovernmentMayor of LondonCouncilCommitteeOfficersDecisionsApplicantsInspectorate
Related investigations
When committees overrule officers like this one →
How often members depart from officer recommendations, and how those overrides fare at appeal.
How much gets decided without a committee →
The delegated share by borough and officer — where the real power over decisions sits.
Sources & method
  1. [1]Applications decided, approval rate, per-year trend and ward breakdown — London Borough of Hackney planning register and published decision notices, 2023–25. · methodology
  2. [2]Appeal overturn and decision-time benchmarks — Planning Inspectorate (PINS) appeal decisions and application date pairs; not yet computed per officer, shown as a dash until they are. · PINS appeals casework
  3. [3]Condition load — mean effective conditions attached to Hackney decision notices (grant/split), parsed from the published notice text; a borough figure, not yet split per case officer.
  4. [4]"How this officer decides", the policy playbook and all quotes — parsed from 31 published Hackney officer reports written by this officer, recited policy boilerplate stripped before counting; disposition text coded from their own reasoning with every quote machine-verified verbatim. Descriptive of how they work — not outcome predictions.
Methodology is published in full so every number is traceable to its primary source.