London & the South East020 8089 1208
For developers / London & the South East

Solar PV & EV Charging for New-Build Developments

REX designs and installs solar PV for new-build houses, apartment blocks and mixed-use developments, with EV charging for apartment blocks and commercial sites. We work alongside project teams from design to handover.

REX installation photograph from its recent project gallery
Coordinated design

Plan the infrastructure early.

Roof layouts, parking arrangements, electrical capacity, containment and cable routes are easier to coordinate before they become costly site changes.

We work with developers, main contractors, M&E teams and consultants to coordinate planning conditions, the energy strategy and relevant Building Regulations.

From drawings to handover

Four connected stages.

01

Project review

Review drawings, energy requirements, roof areas, parking and electrical information.

02

System design

Develop solar layouts, EV charging strategy, equipment specification and electrical arrangements.

03

Installation

Coordinate first fix, roof works and final installation with the construction programme.

04

Handover

Test and commission systems, then provide certification, monitoring and handover information, with ongoing support.

Solar and EV solutions

Built around the brief.

Solar PV

Plot-by-plot or communal supply; roof-mounted or in-roof panels; planning, SAP and energy-strategy coordination; battery and backup options; DNO applications or export limits where needed.

EV charging

Shared chargers for apartment blocks and commercial developments, active and passive provision, capacity assessment, load management, resident billing and testing.

REX solar PV installation across a London roof
Questions from project teams

Development FAQs.

When should solar panels and EV charging be designed into a new build?

Ideally during the design or pre-construction stage. Early coordination helps protect roof space, parking layouts, electrical capacity, containment routes and equipment locations.

Can REX work from our planning conditions and energy strategy?

Yes. We can review planning decision notices, planning conditions, energy statements, parking schedules and electrical information, then develop a practical solar PV and EV charging proposal around the stated requirements.

What is Part S of the Building Regulations?

Approved Document S provides guidance on electric vehicle charging infrastructure in new buildings and certain buildings undergoing major renovation in England. The precise requirements depend on the development, parking arrangements and applicable exemptions or cost caps.

Can solar PV help a development meet energy targets?

Solar PV can contribute to energy-performance and carbon-reduction objectives by generating renewable electricity on site. The required capacity should be coordinated with the project energy or SAP consultant.

How many EV chargers does a development require?

It depends on the building type, parking arrangement, applicable Building Regulations, planning conditions and project requirements. We review the development before advising on active and passive provision.

What if electrical capacity is limited?

Dynamic or site-wide load management may allow multiple chargers to operate within the available supply. Network or infrastructure upgrades may also be required.

Can residents pay separately for EV charging?

Suitable back-office systems can record usage and allow residents, tenants or visitors to pay for the electricity they consume.

Can solar panels, batteries and EV chargers work together?

Yes. Coordinating them can improve electrical planning and allow more locally generated solar electricity to be used within the development.

Project proof

Solar installation for nine homes in Enfield.

See how REX delivered solar PV for nine homes at Main Avenue, Enfield, for a private developer. Explore the original scope, roof plan and installation photographs.

Read the Enfield developer case study ↗
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