A commercial fit-out, a landlord's EICR remedial works, a run of EV charger installs across a car park. None of these jobs are won with a price scribbled on the back of a job sheet. They are won at the proposal stage, days before anyone lifts a consumer unit lid.
If your bid arrives as a vague scope and a single number in the body of an email, you are handing the contract to whoever sent a clearer document. The work itself might be identical. The proposal is what the client actually compares.
Download: Electrical Proposal Template (PDF)
Download: Electrical Proposal Template (Word)
Download: Electrical Proposal Template (Excel)
This guide walks through when an electrical job needs a full proposal rather than a quick quote, what every section should contain, and how to write a document that gets signed. The aim is simple: protect your margins, look like the professional outfit you are, and win more electrical contracts without dropping your prices to do it.
Electrical Proposal Template vs Quick Quote: When to Use Each
A quote gives a client a number. A proposal wins the job and sets the terms you will be held to. Knowing which one a job needs is the first decision.
For straightforward domestic callouts, a quick quote following a simple electrical quote format is usually enough. Think a single socket fault, a light fitting swap, or replacing a tripping RCD. The customer wants a price and a date, not eleven pages.
A proper proposal earns its place once the job grows in any of these directions:
- Multiple circuits or systems are involved, such as a full rewire or a distribution board replacement.
- The client is commercial: a property manager, main contractor, or facilities team comparing two or three bids.
- The work is phased, with first fix, second fix, and testing spread across days or weeks.
- Compliance deliverables form part of the job, such as an EICR, Electrical Installation Certificate, or Part P notification.
Here is the quick test most contractors use.
| Job characteristic | Quick quote | Full proposal |
|---|---|---|
| Single fault or fixture | Yes | No |
| Multiple circuits or distribution boards | No | Yes |
| Commercial client comparing bids | No | Yes |
| Phased works with milestones | No | Yes |
| Certification and compliance included | Sometimes | Yes |
Commercial clients are not only looking at your figure. They are deciding whether you are the contractor who will turn up, certificate the work correctly, and not spring surprise costs halfway through. A clear proposal answers that question before they have to ask it.
Operational fix: Set a threshold in your business. Above a defined job value, or any time a job touches more than one circuit or a commercial site, the work gets a proposal, not a quote. Make it a rule, not a judgement call.
What to Include in an Electrical Proposal Template
A service proposal should run four to six pages. A larger commercial tender can stretch further, but past a dozen pages you are burying the detail that wins the job rather than reinforcing it. Below is the structure that consistently lands.
Your business and the client's details
Open with a clean header. Your company name, logo, NICEIC or NAPIT registration number, and public liability insurance details belong at the top. On the client side, include their name, the site address, and contact details.
Add a proposal reference number, the issue date, and an expiry date.
The expiry date does two jobs. It nudges the client to decide, and it protects you from honouring a price after your wholesaler's costs have moved. Thirty days is a sensible default for domestic work. For commercial jobs, set it against your supplier quotation windows and the volatility of cable and copper pricing.
Site summary and what you found
Two to four sentences describing the client's situation: what you saw on the survey, what the problem is, and what you are proposing to do about it.
Even a short, specific opening signals that the document was written for this site, not pulled from a folder and renamed. It is the difference between a contractor who understands the job and one who has a template.
Scope of works, area by area
This is the section that wins or loses commercial bids. Describe exactly what work will be carried out, location by location, across the whole job.
For a domestic consumer unit upgrade, specify:
- The new board type and number of ways, with surge protection (SPD) and RCBO arrangement.
- Which circuits are being transferred and tested.
- How long the supply will be isolated and what that means for the customer.
- Whether an EICR or circuit testing happens before or after the change.
- What happens if testing reveals existing faults on a circuit that then need remedial work.
For a commercial distribution board replacement or fit-out, specify:
- Board and circuit counts per area, with phase allocation.
- Containment requirements (tray, trunking, conduit) and cable types and sizes.
- Isolation and switching arrangements, plus any out-of-hours working to avoid disrupting the client's operation.
- Coordination with other trades, such as the ceiling contractor or the BMS installer.
State which notifications you are making and which certificates you will issue on completion, referencing BS 7671 and Part P where the job demands it.
Exclusions matter as much as inclusions. Spell out what is not in the proposal: builder's work, making good and plastering, asbestos surveys, a DNO supply upgrade, or any free-issue materials the main contractor is providing. On commercial bids, include a clause covering concealed or undocumented existing wiring. Anything found buried in a wall or above a ceiling that was not visible at survey should trigger a variation, not eat your margin.
Operational fix: Write the scope for someone who was not on the survey. If a second electrician could price the job accurately from your description alone, it is detailed enough.
Materials and equipment, specified properly
Detail what you are installing. Not "cable" but the type and size, such as 6242Y twin and earth or SWA armoured to a defined CSA. Not "a board" but the manufacturer, way count, and protective device specification.
When your proposal lists a Hager board with RCBOs and SPD against a competitor's generic "new fuse board," a client comparing the two understands why the prices differ. Specificity is how you defend a higher number.
Labour, broken down by stage
Separate labour from materials, then break the labour down by stage where it helps. First fix, second fix, testing and certification, and making safe each deserve their own line where the job is large enough.
State crew size, any subcontracted elements, and how many electricians will be on site for multi-day works. This level of detail heads off the disputes that arise when everything is bundled under a single "labour" figure.
A transparent pricing breakdown
An itemised price builds trust. A lump sum invites suspicion.
Picture a client weighing a flat £6,800 against a proposal showing £1,900 in materials, £3,200 in labour across three stages, £350 in access equipment hire, a £120 Building Control notification fee, and £1,230 for overhead and margin. Only one of those clients knows what they are paying for.
Structure the pricing table with clear categories:
- Materials, itemised by component with quantities and unit costs.
- Labour, broken down by stage or phase.
- Access and specialist equipment, such as MEWP or tower hire and test instrument calibration.
- Subcontractor costs, clearly labelled.
- Notification, certification, and Building Control fees.
- Overhead and margin, named rather than hidden.
- Subtotal, VAT, and total.
Price with confidence. Underpricing to win work is one of the most common mistakes growing electrical firms make, and it is far harder to recover a margin than to justify one. A well-built proposal is what lets you hold a healthy figure without flinching, because the client can see exactly where the money goes.
Operational fix: Name your overhead and margin line explicitly. Clients rarely object to a contractor running a proper business. They object to numbers they cannot account for.
Tiered options: good, better, best
Offering three tiers lifts the average value of the work by handing the client a decision rather than a yes or no.
A good option fixes the core issue. A better option adds higher-spec materials or a related upgrade, such as SPD or additional circuits. A best option bundles in a periodic inspection agreement, premium components, or an extended workmanship guarantee.
Programme and key dates
State your proposed start date and estimated completion. For phased works, break the programme into milestones: first fix complete, second fix complete, inspection and testing passed, and final handover with certification.
Build in wholesaler lead times on long-lead items such as switchgear, plus any coordination windows with other trades.
Workmanship guarantees and certification
A twelve-month workmanship guarantee is standard, and many contractors offer longer on larger installations. Distinguish clearly between your labour guarantee and the manufacturer warranties on the equipment you fit, and explain how a manufacturer claim would be handled.
Confirm exactly which certificates the client receives on completion, whether that is an EIC, a Minor Electrical Installation Works Certificate, or an EICR.
Terms, conditions and the small print
A complete terms section covers payment terms, variations, concealed conditions, dispute resolution, and confirmation of insurance. For commercial work, address retention handling, payment schedules, and any bonding or insurance requirements the main contractor has specified. Read every commercial contract for these terms before you sign it.
Acceptance and e-signature
Close with a clean acceptance block: signature lines for both parties, printed name fields, and a date. Enable electronic signatures wherever you can. According to Proposify's State of Proposals 2025 report, proposals that include e-signatures close 40% faster than those that rely on a printed signature.
How to Write an Electrical Proposal That Customers Approve
A solid template gets you most of the way. How you write within it decides whether the proposal is considered or quietly passed over. These habits move the odds in your favour.
Lead with what you found, not what you do
Open by describing the survey, not your services.
Compare these two openings. "This proposal covers electrical works." Against: "During the survey on 14 May 2025, we found a 1990s fuse board with rewireable fuses, no RCD protection on the socket circuits, and signs of overheating at the main switch. The board does not meet current BS 7671 requirements and needs replacing before any further circuits are added."
The first tells the client you own a template. The second tells them you understand their building. Only one earns the job.
Be specific about what is in, and what is out
Disputes grow out of vague language in the scope, the labour breakdown, and the materials list. Write for the person who was not there on survey day. Granular detail shows transparency, signals your expertise, and surfaces questions before work begins rather than halfway through a rewire.
On commercial jobs, this level of specificity is simply what serious contractors are expected to provide.
Make the price easy to read
The same transparency you bring to the scope belongs in the pricing. Break the cost down rather than leaving a single figure. If overhead is in the total, say so. When your numbers are open and easy to follow, clients push back far less often.
Translate the technical into plain English
This matters most on domestic work. A homeowner does not need to know you are installing 6242Y to a specific current-carrying capacity. They need to know the cable is correctly rated for the load and fully compliant. Answer the question they are actually asking, which is almost always: will this be safe, and will it last?
Back it up with proof
However good your document looks, your own claims only carry so far with a cautious client. A line from a long-standing customer can tip a wavering decision.
Citrus Group, a Merseyside electrical and building services contractor, found that the record-keeping behind their work became a selling point in its own right. As the Director at Citrus Group put it, the ability to tailor the system meant they could "offer, and deliver, a truly bespoke service" to their clients. When every job, certificate, and report is captured cleanly and presented professionally, the proposal stops being a sales document and starts being evidence. Social proof does not need to be a full case study. A sentence and a client name often do the work.
Operational fix: Keep two or three short, attributable client lines on file, sorted by job type, and drop the most relevant one into each proposal.
Win More Work With a Reusable Electrical Proposal Template
Most electrical firms cannot tell you their proposal conversion rate, because they have never tracked it. You cannot improve a number you do not measure, and building a reusable electrical proposal template is the first step toward measuring it.
If your team rebuilds every bid from a blank page or wrestles estimates together in spreadsheets, you are losing hours you could put back into billable work. This is where a connected platform changes the maths. BigChange lets electrical contractors build professional quotes from reusable templates and pre-built assemblies for your common job types, then carries an approved quote straight through to a scheduled job and an invoice without rekeying a thing. Because the job management software for electricians connects quoting, scheduling, the mobile app, and invoicing in one place, the full job lifecycle from quote to compliance certificate lives in a single system, with a Centralised CRM holding every customer's site, job, and certificate history behind the next proposal you write.
That is the same connected, bespoke way of working that made Citrus Group's records a competitive advantage. Approved quotes convert into scheduled work, certificates and reports stay tied to the property, and your proposals reach inboxes while slower competitors are still adding up materials by hand.
Ready to see how that works for your business? Book a BigChange demo and see how fast a professional electrical proposal can go from survey to signature.
Frequently Asked Questions About Electrical Proposals
What is an electrical proposal template?
An electrical proposal template is a reusable document structure that turns a job estimate into a professional, client-ready bid. It standardises the sections every proposal needs, including your company and client details, a site summary, a detailed scope of works, a materials specification, a labour and pricing breakdown, programme dates, guarantees, certification, and an acceptance signature. Using a template means each bid is consistent, faster to produce, and easier to track for conversion.
What should an electrical proposal include?
An electrical proposal should include eleven core elements: company and client details with your NICEIC or NAPIT registration, a site summary of what you found, a detailed scope of works, a materials and equipment specification, a labour breakdown by stage, an itemised pricing table, optional tiered choices, a programme with milestones, workmanship and manufacturer guarantees, terms and conditions, and an acceptance block with e-signature. The scope and pricing sections carry the most weight, because they are what commercial clients compare most closely.
What is the difference between an electrical quote and an electrical proposal?
An electrical quote gives a client a price, while an electrical proposal sets out the full scope, terms, and conditions of the job alongside the price. A quick quote suits a single fault or fixture. A proposal is the right tool once a job involves multiple circuits, a commercial client comparing bids, phased works, or compliance deliverables such as an EICR or Electrical Installation Certificate. The proposal is the document that wins competitive work and defines what you will be held to.
How long should an electrical proposal be?
A typical electrical service proposal should run four to six pages. Larger commercial tenders can extend further when the scope demands it, but proposals that run past roughly a dozen pages tend to bury the detail that actually wins the job. The goal is a document long enough to specify the scope, materials, and pricing clearly, and short enough that a busy client can read it in full.
How can I make my electrical proposals win more work?
You can win more work by leading with what you found on site, specifying the scope and materials in detail, breaking pricing down transparently, and translating technical specifications into plain language for the client. Enabling electronic signatures and including a short client testimonial both improve close rates. Tracking your proposal conversion rate, then building reusable templates so every bid is fast and consistent, lets you improve the figure over time rather than guessing at it.