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Building Compliance in Barnet
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Barnet validation: match the report to the application
Barnet’s application-type checklist separates major residential, other full applications and householder proposals. Use the category matching your submission rather than treating every report as compulsory for every alteration. The following requirements help scope the assessment before the drawings are fixed.
The council’s sustainability guidance asks the strategy to explain efficiency, renewables, sustainable construction and internal overheating. For a Barnet design team, this means keeping glazing, shading, fabric and heating assumptions consistent between the planning narrative and the calculations, not commissioning disconnected reports after design decisions have been made.
| Report type | When the council’s list asks for it | Document link |
|---|---|---|
| Sustainability and energy strategy | Listed for major residential full applications. Explain the zero-carbon approach, energy hierarchy, renewable energy and reduction of internal overheating. Coordinate energy statements and overheating assessments against the same design. | Barnet full application checklist |
| Sustainability statement | The guidance specifies minor developments. Set out the energy and cooling hierarchies and sustainable construction measures relevant to the actual proposal rather than submitting a major-scheme strategy unchanged. | Barnet sustainability guidance |
| Noise assessment | Where development could experience significant noise or vibration, or cause an impact. High-noise sites need assessment at application stage; survey evidence should inform layout and acoustic design before submission. | Barnet noise assessment guidance |
| Overheating evidence within the strategy | The strategy must show how internal overheating potential is reduced. This is part of the published strategy requirement, not evidence that every Barnet application needs a separate TM59 report. | Barnet strategy requirements |
Services in Barnet
New homes and conversions
- Air tightness testing in Barnet
On-site testing that measures how much air leaks through a building's envelope, with a certificate for Building Control.
- Sound insulation testing in Barnet
Pre-completion testing of separating walls and floors between homes, reported in the form Building Control expects.
- Ventilation testing in Barnet
Airflow measurement of extract fans and ventilation systems, recorded for the Building Control completion file.
- MVHR commissioning in Barnet
Setting up and measuring a mechanical ventilation with heat recovery system, with commissioning records for handover.
- SAP calculations in Barnet
The energy calculation for new homes and conversions, from design stage figures to the as-built result.
- Home energy model in Barnet
Assessment under the Home Energy Model, the government's planned replacement for SAP.
- U-value calculations in Barnet
Calculated U-values for walls, floors and roofs, set out in a document Building Control can check against the limits.
- Thermal bridging calculations in Barnet
Calculated psi-values for junctions, replacing default values in SAP and SBEM with measured detail.
- Condensation risk analysis in Barnet
Analysis of how moisture moves through a wall, roof or floor build-up, showing whether condensation risk is acceptable.
- Water calculations in Barnet
The water efficiency calculation for new homes, showing estimated daily use per person against the target.
- Background ventilation calculations in Barnet
Calculations that size trickle vents and background ventilation for each room, ready for Building Control.
- Overheating assessments in Barnet
Overheating assessment for new homes, using the simplified method where it applies.
- CIBSE TM59 and TM52 assessments in Barnet
Dynamic thermal modelling of overheating risk, assessed against CIBSE TM59 for homes and TM52 for other buildings.
- Party wall and ceiling design in Barnet
Design review of separating wall constructions between homes, so they are built to pass sound testing.
- Party floor design in Barnet
Design review of separating floor constructions between flats, so they are built to pass sound testing.
- Regulation 25A reports in Barnet
The report on high-efficiency alternative energy systems required for new buildings under Regulation 25A.
Commercial and public buildings
- SBEM calculations in Barnet
The energy calculation for new and altered non-domestic buildings, with the BRUKL output Building Control asks for.
- Display energy certificates in Barnet
Display Energy Certificates showing the actual energy use of public buildings, with the advisory report.
- Smoke shaft and AOV testing in Barnet
Testing of smoke shafts and automatic opening vents to confirm they operate as designed.
- Fire risk assessments in Barnet
A written assessment of fire risk in a building's common or work areas, with the actions needed to reduce it.
- Legionella risk assessments in Barnet
An assessment of a building's water systems that identifies legionella risk and the controls needed.
- Commercial and industrial noise surveys in Barnet
Assessment of sound from commercial and industrial sources under BS 4142.
- Entertainment and night club noise surveys in Barnet
Noise assessment for bars, clubs and venues, and for homes planned near them.
Existing buildings and refurbishment
- Asbestos surveys in Barnet
Surveys that find and record asbestos-containing materials, and explain which survey type a building needs.
- Management asbestos survey in Barnet
A survey of the accessible parts of an occupied building so the dutyholder can manage asbestos during normal use.
- Refurbishment and demolition survey in Barnet
An intrusive survey of the areas affected by planned refurbishment or demolition, carried out before work starts.
- Pre-purchase asbestos survey in Barnet
An asbestos survey arranged before buying a property, so the buyer knows what is present and where.
- Retrofit assessments in Barnet
A whole-house assessment of a home's condition and energy use, used to plan retrofit measures.
- Borescope inspections in Barnet
Camera inspection of cavities and voids through small holes, without opening up the structure.
- EPC in Barnet
Energy Performance Certificates for homes and commercial buildings that are built, sold or let.
Planning applications
- Energy statements in Barnet
Energy statements written for planning applications, setting out how a scheme meets the council's energy policy.
- London plan energy assessments in Barnet
Energy assessments for London schemes, following the Mayor's energy hierarchy and carbon reporting requirements.
- Sustainability statements in Barnet
Sustainability statements for planning applications, covering the topics the council's policies ask for.
- Acoustic design in Barnet
Acoustic design advice from the early stages of a project, so construction details meet sound requirements.
- Noise surveys in Barnet
Noise impact assessment for planning applications, and the starting point for the specific noise surveys below.
- Environmental noise survey in Barnet
Measurement of existing noise levels at a site, used to inform design and planning submissions.
- Residential noise surveys in Barnet
Noise assessment for new homes, showing that internal and external noise levels will be acceptable.
- Road and rail noise surveys in Barnet
Assessment of road and railway noise affecting a proposed development.
ECC01 and ECC02: Barnet design decisions to resolve early
The Barnet Local Plan 2021–2036, March 2025 Version 1 sets out Policy ECC01 on mitigating climate change. It expects reduced energy consumption, efficient buildings and evidence of managing heat risk under London Plan SI 4 and D6. For a new block, energy statements and overheating assessments should test compatible specifications: a cooling assumption that depends on open windows needs checking against the site’s acoustic constraints.
Policy ECC02 in the same adopted plan requires satisfactory mitigation where noise-sensitive development is proposed in an already noisy location, using design, layout and insulation. Barnet’s noise guidance identifies railways and class A roads as possible high-noise settings. Commission noise surveys early enough to influence bedroom positions and ventilation choices, rather than relying only on upgraded glazing after the layout is settled.
Barnet policy alongside the London Plan 2021
Barnet confirms that its Local Plan forms the development plan together with the Mayor’s London Plan and other identified plans, including the Colindale and Mill Hill East Area Action Plans and West Finchley Neighbourhood Plan, on its Local Plan page. Borough policy therefore sits alongside the London Plan 2021 rather than replacing it. Scope London Plan energy assessments against both levels, checking whether an area-specific plan affects the site.
Barnet’s strategy guidance explicitly identifies London Plan SI 2, SI 3 and SI 4 and calls for an energy masterplan for development meeting SI 3’s large-scale location criteria. A developer should resolve the proposed heat supply and possible network connection before plant space and servicing routes are committed. The energy assessment can then explain the selected approach rather than working backwards from a fixed plant schedule.
Barnet water stress and calculator evidence
The March 2025 Local Plan, section 10.14 describes Barnet as an area of serious water stress and expects developments to demonstrate London Plan SI 5 water-efficiency standards through a calculator report with planning applications. For housing specifications, water calculations should use the intended taps, showers, baths and sanitary fittings. Agree those inputs with the designer and procurement team so later substitutions do not leave the submitted calculation describing a different specification.
Barnet HMO licensing and the selective-licensing proposal
Barnet’s HMO guidance describes mandatory licensing for qualifying HMOs with five or more people in two or more households, and borough-wide additional licensing for smaller HMOs occupied by three or more people in two or more households. It also sets conditions for certain converted flat buildings. Landlords should check occupation and building configuration before assuming a small shared property falls outside licensing.
The council’s selective licensing page, updated 20 October 2026, describes consultation on a proposed scheme in ten wards, not an operating scheme. Keep that distinction when planning a rental purchase. For a Barnet HMO compliance review, scope fire risk assessments, EPCs and legionella risk assessments separately against the property’s use and systems; this page does not claim all three are application attachments under Barnet’s licensing rules.
Building compliance questions in Barnet
Does a minor Barnet scheme need the major-development energy strategy?
Barnet’s guidance identifies a sustainability statement for minor developments. Check the application category and explain its energy, cooling and construction measures rather than assuming the major-scheme document applies unchanged.
When does Barnet ask for a noise assessment?
The council guidance covers proposals exposed to significant noise or vibration and proposals causing impacts. It also addresses noisy uses or plant close to sensitive development.
Is selective licensing already operating in Barnet?
The published page, updated 20 October 2026, describes consultation on proposals in ten wards. It does not establish an active scheme or commencement date.
Which Barnet plan should the energy report use?
The council’s Local Plan page identifies the 2021–2036 plan as replacing the 2012 version and explains its place alongside the London Plan and relevant area-specific plans.
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