Postcode record · Havering
RM12 4DZ.
RM12 4DZ has 20 known premises and 23 planning records — 10 approved of 13 decided (76.9%). 12 EPC records.
Postcode RM12 4DZ · boundary not held, centred on the postcodeApprovedRefusedOther23 exact1 approximate24 on the map — every match
At a glance · this postcodeHavering profile →
20
Premises
known addresses (UPRNs)
23
Applications
13 decided
76.9%
Approval rate
10 approved · 3 refused
12
EPC records
ratings C 1 · D 8 · E 2 · F 1
24
Mapped applications
inside the postcode shape
Postcode unit boundary from Ordnance Survey; premises and applications inside it. Aggregates describe the area, not any single premises.
Property
What is it?
RM12 4DZ has 20 known premises and 23 planning records — 10 approved of 13 decided (76.9%). 12 EPC records.
Premises (18 of 20 shown)
Name
Details
UPRN 100021328214
UPRN 100021328216
UPRN 100021328218
UPRN 100021328220
UPRN 100021328222
UPRN 100021328224
UPRN 100021328226
UPRN 100021328228
UPRN 100021328232
UPRN 100021328234
UPRN 100021328214
UPRN 100021328216
UPRN 100021328218
Show all 10 rows
UPRN 100021328220
UPRN 100021328222
UPRN 100021328224
UPRN 100021328226
UPRN 100021328228
UPRN 100021328232
UPRN 100021328234
Planning
What happened?
23 planning applications across the postcode; 10 approved of 13 decided (76.9%). Latest 23 shown.
Reference
Proposal · address
Type
Outcome
Date · distance
Certificate of Lawfulness for a hip to gable loft conversion with rear dormer and construction of a front porch
41 Edison Avenue Hornchurch RM12 4DZ · premises record
Lawful Development Certificate
Not required
2026-01-28
Certificate of lawfulness for proposed loft conversion with a rear dormer and two side dormers
29 Edison Avenue HORNCHURCH RM12 4DZ · premises record
Lawful Development Certificate
Not required
2017-06-06
Single storey rear extension with an overall depth of 6m, a maximum height of 3m, and an eaves height of 3m (PRIOR APPROVAL)
45 Edison Avenue Hornchurch RM12 4DZ · premises record
Householder
Approved
2017-02-13
Certificate of lawfulness for proposed windows to replace existing side door and window.
29 Edison Avenue HORNCHURCH RM12 4DZ · premises record
Lawful Development Certificate
Not required
2017-01-23
Certificate of lawfulness for proposed conversion of loft with a rear dormer, and two side dormers.
29 Edison Avenue HORNCHURCH RM12 4DZ · premises record
Lawful Development Certificate
Not required
2017-01-16
Proposed new windows to replace existing side door and window.
29 Edison Avenue HORNCHURCH RM12 4DZ · premises record
Full Planning Permission
Withdrawn
2017-01-16
Single storey rear extension with an overall depth of 6m, a maximum height of 2.9m, and an eaves height of 2.7m (PRIOR APPROVAL)
29 Edison Avenue Hornchurch RM12 4DZ · premises record
Householder
Approved
2017-01-16
Certificate of Lawfulness for proposed loft conversion
43 Edison Avenue Hornchurch RM12 4DZ · premises record
Lawful Development Certificate
Not required
2015-09-03
Single storey rear extension with an overall depth of 6m from the original rear wall of the dwelling house, a maximum height of 3m and an eaves height of 2.5m
43 Edison Avenue Hornchurch RM12 4DZ · premises record
Householder
Other
2015-06-16
Minor Amendment against P1623.07. Velux window, emergency escape with obscure glass (1 x GPUM040034. obscure glass with EDZ flashing).
19 Edison Avenue Hornchurch RM12 4DZ · premises record
Non-Material Amendment
Approved
2013-11-21
Certificate of Lawfulness for a hip to gable loft conversion with rear dormer and construction of a front porch
41 Edison Avenue Hornchurch RM12 4DZ · premises record
Not required
2026-01-28
More
Lawful Development Certificate
Certificate of lawfulness for proposed loft conversion with a rear dormer and two side dormers
29 Edison Avenue HORNCHURCH RM12 4DZ · premises record
Not required
2017-06-06
More
Lawful Development Certificate
Single storey rear extension with an overall depth of 6m, a maximum height of 3m, and an eaves height of 3m (PRIOR APPROVAL)
45 Edison Avenue Hornchurch RM12 4DZ · premises record
Approved
2017-02-13
More
Householder
Show all 10 rows
Certificate of lawfulness for proposed windows to replace existing side door and window.
29 Edison Avenue HORNCHURCH RM12 4DZ · premises record
Not required
2017-01-23
More
Lawful Development Certificate
Certificate of lawfulness for proposed conversion of loft with a rear dormer, and two side dormers.
29 Edison Avenue HORNCHURCH RM12 4DZ · premises record
Not required
2017-01-16
More
Lawful Development Certificate
Proposed new windows to replace existing side door and window.
29 Edison Avenue HORNCHURCH RM12 4DZ · premises record
Withdrawn
2017-01-16
More
Full Planning Permission
Single storey rear extension with an overall depth of 6m, a maximum height of 2.9m, and an eaves height of 2.7m (PRIOR APPROVAL)
29 Edison Avenue Hornchurch RM12 4DZ · premises record
Approved
2017-01-16
More
Householder
Certificate of Lawfulness for proposed loft conversion
43 Edison Avenue Hornchurch RM12 4DZ · premises record
Not required
2015-09-03
More
Lawful Development Certificate
Single storey rear extension with an overall depth of 6m from the original rear wall of the dwelling house, a maximum height of 3m and an eaves height of 2.5m
43 Edison Avenue Hornchurch RM12 4DZ · premises record
Other
2015-06-16
More
Householder
Minor Amendment against P1623.07. Velux window, emergency escape with obscure glass (1 x GPUM040034. obscure glass with EDZ flashing).
19 Edison Avenue Hornchurch RM12 4DZ · premises record
Approved
2013-11-21
More
Non-Material Amendment
Building control
Building-control records are not yet collected for Havering — the register is being gathered borough by borough (held so far: Lambeth, Brent, Ealing, Westminster, City and others).
Place
What affects it?
Every mapped designation touching a premises in this postcode, with how many of its 20 premises each one covers.
Designation
Coverage
Archaeological Priority Area
Potential prehistoric deposits may be buried beneath gravel deposits. · reference 76971 · covers 16 of 20 premises. Groundworks may require archaeological assessment or investigation.
Archaeological Priority Area
Potential prehistoric deposits may be buried beneath gravel deposits. · reference 76971 · covers 16 of 20 premises. Groundworks may require archaeological assessment or investigation.
Nearby postcodes and streets
Walk to the next area — linked where the Atlas has a record for it (pilot borough only for now).
People
Who is involved?
Named on the latest 23 applications in this postcode — the party who applied, not the owner or occupier.
Name
Details
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 3 applications
Applicant on 2 applications
Applicant on 2 applications
Show all 10 rows
Applicant on 2 applications
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Applicant on 1 application
Development
What could it become?
Planning precedent23 applications and 24 mapped decisions in this postcode — precedent for what has been permitted and refused here.
Energy12 EPC records; ratings C: 1, D: 8, E: 2, F: 1.
What is not assertedNo capacity, value or ownership claim is made at area level; those belong to individual premises records and their evidence.
Intent signals
Planning Atlas ProOwnership, finance and market signals recorded at addresses in this postcode — each with date and source. Signals are evidence of change, not a prediction.
Thinking about a project here?
How long would a planning application take here? →
Havering's real decision times and approval rates, measured from the record — not the statutory target.
Why do applications around here get refused? →
The most common refusal grounds in Havering, by year and scheme type — the risks to know before applying.
Boundary: OS Postcode Unit areas (Ordnance Survey), 2026-08-14. Planning records: canonical stage2. EPC: EPC register. Premises: OS AddressBase / UPRN.