[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"hub-sidebar":3,"main-navigation:https:\u002F\u002Fportal.easycompliancetools.com\u002Fux\u002Fget-main-nav":62,"blog-post-cost-of-a-part-g-water-compliance-report":106,"footer-navigation:footer-nav-1":403,"footer-navigation:footer-nav-2":414},{"latest":4,"categories":35},{"data":5},[6,14,19,24,29],{"title":7,"slug":8,"excerpt":9,"full_url":10,"featured_image":11,"featured_image_alt":12,"publish_date":13},"How Many Gallons of Water Is Normal Per Month?","how-many-gallons-of-water-is-normal-per-month","A typical UK household uses around 140 litres of water per person each day, but monthly use varies with household size, appliances, showers, garden use and leaks. This guide converts common water-use figures into litres, cubic metres, US gallons and Imperial gallons, and explains how to investigate an unexpectedly high reading.","\u002Fhub\u002Fhow-many-gallons-of-water-is-normal-per-month","https:\u002F\u002Feasyonlinecompliance.s3.eu-west-2.amazonaws.com\u002Fuploads\u002Fblog\u002Fmonth-water-use.webp",null,"30-07-2026",{"title":15,"slug":16,"excerpt":17,"full_url":18,"featured_image":12,"featured_image_alt":12,"publish_date":13},"Water Efficiency Calculator for New Dwellings","water-efficiency-calculator-for-new-dwellings","Learn how a water efficiency calculator for new dwellings works, which Part G targets may apply, what fitting details are needed and how to produce a clear calculation report for Building Control.","\u002Fhub\u002Fwater-efficiency-calculator-for-new-dwellings",{"title":20,"slug":21,"excerpt":22,"full_url":23,"featured_image":12,"featured_image_alt":12,"publish_date":13},"When Is a Part G Water Efficiency Calculation Required?","when-is-a-part-g-water-efficiency-calculation-required","A Part G water efficiency calculation is often needed for new homes, flats and certain residential conversion projects to show that the dwelling meets the water efficiency requirements of Building Regulations.","\u002Fhub\u002Fwhen-is-a-part-g-water-efficiency-calculation-required",{"title":25,"slug":26,"excerpt":27,"full_url":28,"featured_image":12,"featured_image_alt":12,"publish_date":13},"How Much Does a Part G Water Efficiency Report Cost?","cost-of-a-part-g-water-compliance-report","If you're building a new home, a Part G water efficiency calculation is one of those small jobs that has to be done before building control will sign the work off. It's rarely the biggest line on a project, but quotes vary enough that it's worth understanding what you're paying for and why one plot can cost the same as ten.","\u002Fhub\u002Fcost-of-a-part-g-water-compliance-report",{"title":30,"slug":31,"excerpt":32,"full_url":33,"featured_image":12,"featured_image_alt":12,"publish_date":34},"When to Use a Professional Fire Risk Assessor","when-to-use-a-professional-fire-risk-assessor","Not every simple premises needs a paid fire risk assessor, but some situations do. This guide explains when a guided fire risk assessment may be suitable, and when you should appoint a competent professional.","\u002Fhub\u002Fwhen-to-use-a-professional-fire-risk-assessor","29-07-2026",{"data":36},[37,43,49,54],{"id":38,"parent_id":12,"slug":39,"title":40,"created_at":41,"updated_at":41,"meta_title":40,"meta_description":12,"active_posts_count":42,"label":40},5,"coshh-assessments","COSHH Assessments","2026-07-20T19:08:28.000000Z",1,{"id":44,"parent_id":12,"slug":45,"title":46,"created_at":47,"updated_at":47,"meta_title":12,"meta_description":12,"active_posts_count":48,"label":46},2,"fire-risk-assessments","Fire Risk Assessments","2026-07-14T10:25:53.000000Z",3,{"id":42,"parent_id":12,"slug":50,"title":51,"created_at":52,"updated_at":53,"meta_title":12,"meta_description":12,"active_posts_count":48,"label":51},"legionella-risk-assessments","Legionella Risk Assessments","2025-10-17T13:02:34.000000Z","2026-07-14T10:25:44.000000Z",{"id":55,"parent_id":12,"slug":56,"title":57,"created_at":58,"updated_at":59,"meta_title":60,"meta_description":61,"active_posts_count":55,"label":57},4,"part-g-water-efficiency","Part G Water Efficiency","2026-07-14T16:53:03.000000Z","2026-07-30T07:59:56.000000Z","Part G Water Efficiency Guides & Advice","Practical guidance on Part G water efficiency calculations, when they are required, report costs and meeting Building Regulations for new dwellings.",{"id":55,"name":63,"slug":64,"is_footer_nav":65,"is_top_nav":66,"is_primary":66,"description":12,"nav_data":67,"created_at":104,"updated_at":105},"Simple Main Nav","simple-main-nav",false,true,[68,75,96,100],{"id":69,"to":70,"icon":12,"items":65,"label":71,"target":72,"toggle":65,"command":12,"to_page":12,"visible":66,"disabled":65,"sub_text":73,"is_button":65,"separator":65,"align_right":65,"description":73,"logged_in_only":65,"display_variant":74,"not_logged_in_only":65},"394f54a5-8116-472d-9a87-f960a5bfd3cf","\u002F","Home","_self","","link",{"id":76,"to":77,"icon":12,"items":78,"label":95,"target":72,"toggle":65,"command":12,"to_page":12,"visible":66,"disabled":65,"sub_text":73,"is_button":65,"separator":65,"align_right":65,"description":73,"logged_in_only":65,"display_variant":74,"not_logged_in_only":65},"91f8a823-2557-4332-9550-ab3e5e25df0b","#",[79,83,87,91],{"id":80,"to":81,"icon":12,"items":65,"label":82,"target":72,"toggle":65,"command":12,"to_page":81,"visible":66,"disabled":65,"sub_text":73,"is_button":65,"separator":65,"align_right":65,"description":73,"logged_in_only":65,"display_variant":74,"not_logged_in_only":65},"3f5ee35e-7604-4482-ba06-ead7066dd1d7","\u002Ffire-risk-assessment","Fire Risk Assessment",{"id":84,"to":85,"icon":12,"items":65,"label":86,"target":72,"toggle":65,"command":12,"to_page":85,"visible":66,"disabled":65,"sub_text":73,"is_button":65,"separator":65,"align_right":65,"description":73,"logged_in_only":65,"display_variant":74,"not_logged_in_only":65},"17e3721f-5a29-4293-b714-ecdfd5a970f5","\u002Flegionella-risk-assessment","Legionella Risk Assessment",{"id":88,"to":89,"icon":12,"items":65,"label":90,"target":72,"toggle":65,"command":12,"to_page":89,"visible":66,"disabled":65,"sub_text":73,"is_button":65,"separator":65,"align_right":65,"description":73,"logged_in_only":65,"display_variant":74,"not_logged_in_only":65},"c90f3028-5d6d-4fd7-8ed3-86bf033cf977","\u002Fwater-efficiency-calculator","Water Efficiency Calculator",{"id":92,"to":93,"icon":12,"items":65,"label":94,"target":72,"toggle":66,"command":12,"to_page":12,"visible":66,"disabled":65,"sub_text":73,"is_button":65,"separator":65,"align_right":65,"description":73,"logged_in_only":65,"display_variant":74,"not_logged_in_only":65},"85516a2c-813e-409d-801a-8c8f14638167","\u002Fcoshh-assessment","COSHH Assessment","Compliance Tools",{"id":97,"to":98,"icon":12,"items":65,"label":99,"target":72,"toggle":65,"command":12,"to_page":12,"visible":66,"disabled":65,"sub_text":73,"is_button":65,"separator":65,"align_right":65,"description":73,"logged_in_only":65,"display_variant":74,"not_logged_in_only":65},"b20183d6-b4c0-423d-a588-76846faefe0e","\u002Fhub","Knowledge Hub",{"id":101,"to":102,"icon":12,"items":65,"label":103,"target":72,"toggle":65,"command":12,"to_page":102,"visible":66,"disabled":65,"sub_text":73,"is_button":65,"separator":65,"align_right":65,"description":73,"logged_in_only":65,"display_variant":74,"not_logged_in_only":65},"f5c12ea7-ca60-41fd-9864-423d8cb442d3","\u002Fabout","About","2026-04-10T13:53:37.000000Z","2026-07-21T17:22:00.000000Z",{"data":107},{"id":108,"user_id":42,"slug":26,"full_url":28,"title":25,"excerpt":27,"featured_image":12,"featured_image_alt":12,"data_model":109,"publish_date":13,"is_template":65,"created_at":140,"updated_at":141,"settings":142,"seometa":143,"categories":159,"tags":162,"theme_styles":180,"page_type":12,"linked_page":12},18,[110],{"name":111,"id":112,"componentName":113,"bgImage":12,"bgColor":12,"margin":12,"parentAlign":114,"padding":12,"classes":12,"colSpan":12,"cols":115,"colsMD":116,"originalModel":117,"bgColorOpacity":125,"bgImageVisibility":126,"bgImageSize":127,"bgImagePosition":128,"bgImageRepeat":129,"bgImageAttachment":130,"bgImageOpacity":125,"bgImageVisibilitySM":12,"bgImageVisibilityMD":12,"bgImageVisibilityLG":12,"bgImageSizeSM":12,"bgImageSizeMD":12,"bgImageSizeLG":12,"bgImagePositionSM":12,"bgImagePositionMD":12,"bgImagePositionLG":12,"borderWidth":12,"borderPosition":12,"borderColor":12,"borderRadius":12,"sticky":65,"stickyTop":138,"stickyDisableSmall":65,"equalHeightRows":65,"fillParentHeight":65,"containerWidth":139},"Full Column Block","ff0d2e86-bf31-45e8-8da0-3a64be195e84","ColContainer","w-full","grid-cols-1","md:grid-cols-12",[118],[119,131],{"classes":120,"customColSpan":65,"id":121,"colSpan":120,"colSpanSM":122,"colSpanMD":123,"colSpanLG":124,"borderWidth":12,"borderPosition":12,"borderColor":12,"borderRadius":12,"bgColorOpacity":125,"bgImage":12,"bgImageVisibility":126,"bgImageSize":127,"bgImagePosition":128,"bgImageRepeat":129,"bgImageAttachment":130,"bgImageOpacity":125,"bgImageVisibilitySM":12,"bgImageVisibilityMD":12,"bgImageVisibilityLG":12,"bgImageSizeSM":12,"bgImageSizeMD":12,"bgImageSizeLG":12,"bgImagePositionSM":12,"bgImagePositionMD":12,"bgImagePositionLG":12},"col-span-1","5baf85cb-80f6-43c3-b7bf-76c7a7a303df","sm:col-span-12","md:col-span-12","lg:col-span-12",100,"visible","cover","center center","no-repeat","scroll",{"name":132,"componentName":133,"group":134,"margin":12,"padding":12,"classes":12,"bgImage":12,"id":135,"originalModel":136},"HTML Block","HtmlBlock","content","a29a54fc-6633-483e-9349-8e6e2f29bc88",{"html":137,"wrapperClasses":12,"contentClasses":12},"\u003Cdiv class=\"ect-post prose min-w-full\">\n\n  \u003Cdiv class=\"ect-post__callout mt-8 bg-slate-50 p-6\">\u003Cp class=\"text-sm font-semibold uppercase tracking-widest text-blue-700\">The short answer\u003C\u002Fp>\n    \u003Cp class=\"mt-2\">Expect roughly \u003Cstrong>£50 - £150 per plot\u003C\u002Fstrong> if you hand it to a consultant, or \u003Cstrong>from £19.99\u003C\u002Fstrong> if you run the calculation yourself online. The maths is identical either way. What you're really paying for is someone else's time and the turnaround.\u003C\u002Fp>\n  \u003C\u002Fdiv>\n\n  \u003Ch2>What you're actually paying for\u003C\u002Fh2>\n\n  \u003Cp>A \u003Ca href=\"\u002Fwater-efficiency-calculator\">Part G water efficiency calculation\u003C\u002Fa> isn't a survey or an inspection. Nobody visits the site. It's a desk exercise: take the schedule of water fittings for a dwelling, taps, shower, bath, WCs, and whether there's a dishwasher and washing machine, apply the government's methodology and its fixed-use factors, and produce a single figure in litres per person per day.\u003C\u002Fp>\n\n  \u003Cp>That figure is then checked against the target. For most new dwellings in England that's \u003Cstrong>125 litres per person per day\u003C\u002Fstrong>. Where a planning condition imposes the tighter optional standard, common in water-stressed areas, it's \u003Cstrong>110 litres\u003C\u002Fstrong>. The result is written up and provided to building control as part of your completion paperwork.\u003C\u002Fp>\n\n  \u003Cp>Because it's a calculation rather than a site visit, the cost is driven almost entirely by professional time and admin. There's no travel, no equipment, and no accreditation requirement for the person doing it, unlike an EPC, which must come from an accredited assessor. That's the main reason the DIY route is viable here in a way it isn't for other compliance documents.\u003C\u002Fp>\n\n  \u003Ch2>The three realistic routes\u003C\u002Fh2>\n\n  \u003Cdiv class=\"ect-post__table mt-6 overflow-hidden rounded-2xl border border-slate-200\">\n    \u003Ctable>\n      \u003Cthead>\n        \u003Ctr>\n          \u003Cth>Route\u003C\u002Fth>\n          \u003Cth>Typical cost\u003C\u002Fth>\n          \u003Cth>Turnaround\u003C\u002Fth>\n          \u003Cth>Best suited to\u003C\u002Fth>\n        \u003C\u002Ftr>\n      \u003C\u002Fthead>\n      \u003Ctbody>\n        \u003Ctr>\n          \u003Ctd>\u003Cstrong>Consultant or SAP assessor\u003C\u002Fstrong>\u003C\u002Ftd>\n          \u003Ctd>£50 - £150 per plot\u003C\u002Ftd>\n          \u003Ctd>Days to weeks\u003C\u002Ftd>\n          \u003Ctd>Unusual schemes, or where it's bundled into a wider SAP\u002Fenergy package\u003C\u002Ftd>\n        \u003C\u002Ftr>\n        \u003Ctr class=\"bg-blue-50\">\n          \u003Ctd>\u003Cstrong>Online calculator\u003C\u002Fstrong>\u003C\u002Ftd>\n          \u003Ctd>From £19.99 per plot\u003C\u002Ftd>\n          \u003Ctd>Minutes\u003C\u002Ftd>\n          \u003Ctd>Standard new dwellings where the fittings schedule is known\u003C\u002Ftd>\n        \u003C\u002Ftr>\n        \u003Ctr>\n          \u003Ctd>\u003Cstrong>Spreadsheet, by hand\u003C\u002Fstrong>\u003C\u002Ftd>\n          \u003Ctd>£0 plus your time\u003C\u002Ftd>\n          \u003Ctd>An hour or two, first time\u003C\u002Ftd>\n          \u003Ctd>One-off self-builders comfortable with the methodology\u003C\u002Ftd>\n        \u003C\u002Ftr>\n      \u003C\u002Ftbody>\n    \u003C\u002Ftable>\n  \u003C\u002Fdiv>\n\n  \u003Cp class=\"mt-6\">The free route deserves a caveat. The methodology is publicly available and you're perfectly entitled to work through it yourself, but you're applying the fixed-use factors by hand, and a single wrong cell changes the answer without telling you. You also end up with a spreadsheet rather than a presentable document. For one plot that's a fair trade. For a scheme, it stops being one.\u003C\u002Fp>\n\n  \u003Ch2>The thing that really drives the cost: house types, not plots\u003C\u002Fh2>\n\n  \u003Cp>This is the part most people miss when comparing quotes.\u003C\u002Fp>\n\n  \u003Cp>The calculation depends on the fittings in a dwelling, so two plots built to the same house type, with the same bathroom spec, produce exactly the same figure. On a 25-plot scheme with four house types, the underlying work is \u003Cstrong>four calculations, not twenty-five\u003C\u002Fstrong>. Every plot still needs its own record, but the thinking has already been done.\u003C\u002Fp>\n\n  \u003Cp>Plenty of consultants price per plot regardless. That's not unreasonable, there's admin in issuing each one, but it's worth asking directly: \u003Cem>is there a reduced rate for repeat house types?\u003C\u002Fem> On a larger scheme, that one question can move the number substantially.\u003C\u002Fp>\n\n \n\n  \u003Ch2>What pushes the price up\u003C\u002Fh2>\n\n  \u003Cul>\n    \u003Cli>\u003Cstrong>Rainwater harvesting or greywater recycling.\u003C\u002Fstrong> These add inputs, collection area, rainfall, yield, and more assumptions to justify.\u003C\u002Fli>\n    \u003Cli>\u003Cstrong>The 110 litre optional standard.\u003C\u002Fstrong> A tighter target usually means more iterations to find a fittings combination that works.\u003C\u002Fli>\n    \u003Cli>\u003Cstrong>Non-standard fittings.\u003C\u002Fstrong> If flow rates aren't on a spec sheet, someone has to chase the manufacturer.\u003C\u002Fli>\n    \u003Cli>\u003Cstrong>Late changes.\u003C\u002Fstrong> Swap a shower or a WC after the calculation is done and it has to be re-run.\u003C\u002Fli>\n  \u003C\u002Ful>\n\n  \u003Ch2>The costs people forget\u003C\u002Fh2>\n\n  \u003Cdiv class=\"mt-6 grid gap-4 sm:grid-cols-3\">\n    \u003Cdiv class=\"rounded-xl border border-slate-200 bg-white p-5\">\n      \u003Cp class=\"font-heading font-bold text-slate-900\">Re-runs\u003C\u002Fp>\n      \u003Cp class=\"mt-1 text-sm text-slate-600\">Specs change, a supplier substitutes a tap, a client upgrades a shower. If you pay per issue, every change is another fee. Check whether edits and re-downloads are included before you commit.\u003C\u002Fp>\n    \u003C\u002Fdiv>\n    \u003Cdiv class=\"rounded-xl border border-slate-200 bg-white p-5\">\n      \u003Cp class=\"font-heading font-bold text-slate-900\">Delay\u003C\u002Fp>\n      \u003Cp class=\"mt-1 text-sm text-slate-600\">A calculation is a small thing to be waiting on when it's holding up a completion certificate. If turnaround is a fortnight and you spot the gap late, that's a fortnight you may not have.\u003C\u002Fp>\n    \u003C\u002Fdiv>\n    \u003Cdiv class=\"rounded-xl border border-slate-200 bg-white p-5\">\n      \u003Cp class=\"font-heading font-bold text-slate-900\">Finding out too late\u003C\u002Fp>\n      \u003Cp class=\"mt-1 text-sm text-slate-600\">If you're over target after the bathrooms are fitted, the fix is changing real fittings in a real building. An indicative calculation at design stage avoids it.\u003C\u002Fp>\n    \u003C\u002Fdiv>\n  \u003C\u002Fdiv>\n\n  \u003Ch2>When paying a professional is the right call\u003C\u002Fh2>\n\n  \u003Cp>Self-serve suits standard new dwellings where you know the fittings. Bring in a consultant when the scheme is genuinely unusual, complex water reuse systems, mixed-use or commercial elements, anything where you're unsure how the methodology should be applied, or when the water calculation is already bundled into a wider SAP and energy package. In that last case the marginal cost is often small, and there's little sense splitting it out.\u003C\u002Fp>\n\n  \u003Ch2>Common questions\u003C\u002Fh2>\n\n  \u003Cdiv class=\"mt-6 divide-y divide-slate-200 overflow-hidden rounded-2xl border border-slate-200 bg-white\">\n    \u003Cdetails class=\"faq p-5\" open=\"\">\n      \u003Csummary class=\"flex items-center justify-between gap-4\">\n        \u003Cspan class=\"font-heading text-base font-semibold\">Is this a one-off cost, or does it recur?\u003C\u002Fspan>\n        \u003Csvg class=\"faq-chevron h-5 w-5 flex-none text-blue-600\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\">\u003Cpath stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M6 9l6 6 6-6\">\u003C\u002Fpath>\u003C\u002Fsvg>\n      \u003C\u002Fsummary>\n      \u003Cp class=\"mt-3 text-sm text-slate-600\">It's a one-off per dwelling. The calculation is done once for the completed specification and provided to building control. It doesn't expire or need renewing like a periodic inspection, though if the specification changes before completion, it needs re-running.\u003C\u002Fp>\n    \u003C\u002Fdetails>\n\n \u003Cdetails class=\"faq p-5\">\n      \u003Csummary class=\"flex items-center justify-between gap-4\">\n        \u003Cspan class=\"font-heading text-base font-semibold\">Do I need a Part G water efficiency report for an extension or conversion?\u003C\u002Fspan>\n        \u003Csvg class=\"faq-chevron h-5 w-5 flex-none text-blue-600\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\">\u003Cpath stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M6 9l6 6 6-6\">\u003C\u002Fpath>\u003C\u002Fsvg>\n      \u003C\u002Fsummary>\n      \u003Cp class=\"mt-3 text-sm text-slate-600\">A Part G water efficiency calculation is not usually required for an ordinary extension to an existing home where no new dwelling is created. It may be required where a conversion, change of use or subdivision creates a new house, flat or other self-contained dwelling. Building Control should confirm the requirement for your specific project. Read our guide to \n\u003Ca href=\"https:\u002F\u002Feasycompliancetools.com\u002Fhub\u002Fwhen-is-a-part-g-water-efficiency-calculation-required\">\nwhen a Part G water efficiency calculation is required\n\u003C\u002Fa>.\u003C\u002Fp>\n    \u003C\u002Fdetails>\n\n   \n\n\n    \u003Cdetails class=\"faq p-5\">\n      \u003Csummary class=\"flex items-center justify-between gap-4\">\n        \u003Cspan class=\"font-heading text-base font-semibold\">Does this apply in Scotland and Northern Ireland?\u003C\u002Fspan>\n        \u003Csvg class=\"faq-chevron h-5 w-5 flex-none text-blue-600\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\">\u003Cpath stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M6 9l6 6 6-6\">\u003C\u002Fpath>\u003C\u002Fsvg>\n      \u003C\u002Fsummary>\n      \u003Cp class=\"mt-3 text-sm text-slate-600\">No. Part G sits within the Building Regulations for England and Wales. Scotland and Northern Ireland have their own building standards and separate water efficiency provisions, so the calculation described here doesn't apply there.\u003C\u002Fp>\n    \u003C\u002Fdetails>\n    \u003Cdetails class=\"faq p-5\">\n      \u003Csummary class=\"flex items-center justify-between gap-4\">\n        \u003Cspan class=\"font-heading text-base font-semibold\">Can I legally do the calculation myself?\u003C\u002Fspan>\n        \u003Csvg class=\"faq-chevron h-5 w-5 flex-none text-blue-600\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\">\u003Cpath stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M6 9l6 6 6-6\">\u003C\u002Fpath>\u003C\u002Fsvg>\n      \u003C\u002Fsummary>\n      \u003Cp class=\"mt-3 text-sm text-slate-600\">Yes. There's no requirement for an accredited assessor, unlike an EPC. What matters to building control is that the calculation follows the published methodology and reflects the fittings actually installed. Whoever carries it out is responsible for it being accurate.\u003C\u002Fp>\n    \u003C\u002Fdetails>\n    \u003Cdetails class=\"faq p-5\">\n      \u003Csummary class=\"flex items-center justify-between gap-4\">\n        \u003Cspan class=\"font-heading text-base font-semibold\">What does building control actually want to see?\u003C\u002Fspan>\n        \u003Csvg class=\"faq-chevron h-5 w-5 flex-none text-blue-600\" viewBox=\"0 0 24 24\" fill=\"none\" stroke=\"currentColor\" stroke-width=\"2\">\u003Cpath stroke-linecap=\"round\" stroke-linejoin=\"round\" d=\"M6 9l6 6 6-6\">\u003C\u002Fpath>\u003C\u002Fsvg>\n      \u003C\u002Fsummary>\n      \u003Cp class=\"mt-3 text-sm text-slate-600\">The calculated water consumption figure for the dwelling, showing it meets the applicable target, along with the fittings the figure is based on. Most bodies are content with a clear, dated document setting out the inputs and the result. It's worth asking yours early if they have a preferred format.\u003C\u002Fp>\n    \u003C\u002Fdetails>\n  \u003C\u002Fdiv>\n\n  \u003Ch2>In short\u003C\u002Fh2>\n\n  \u003Cp>For a standard new dwelling, a Part G water efficiency report should be a modest cost  not hundreds. If you're being quoted at the higher end for a straightforward plot, it's reasonable to ask what's driving it, and whether repeat house types are being charged at full rate. And whichever route you take, run the numbers at design stage rather than after the bathrooms are in.\u003C\u002Fp>\n\n  \u003Cdiv class=\"mt-10 rounded-2xl border border-slate-200 bg-slate-50 p-6 text-center\">\n    \u003Cp class=\"text-slate-600\">Check your figure against the 125 or 110 litre target before you pay anything.\u003C\u002Fp>\n    \u003Ca href=\"https:\u002F\u002Feasycompliancetools.com\u002Fwater-efficiency-calculator\" class=\"btn-primary mt-4 inline-flex rounded-md px-6 py-3 text-base font-bold shadow-sm transition hover:-translate-y-0.5\">Try the Part G water efficiency calculator\u003C\u002Fa>\n  \u003C\u002Fdiv>\n\n  \u003Ch3>Useful references\u003C\u002Fh3>\n  \u003Cul>\n    \u003Cli>\u003Ca href=\"https:\u002F\u002Fwww.gov.uk\u002Fgovernment\u002Fpublications\u002Fthe-water-efficiency-calculator-for-new-dwellings\" target=\"_blank\" rel=\"noopener noreferrer\">The Water Efficiency Calculator for new dwellings\u003C\u002Fa> the published methodology and fixed-use factors.\u003C\u002Fli>\n    \u003Cli>\u003Ca href=\"https:\u002F\u002Fwww.gov.uk\u002Fgovernment\u002Fpublications\u002Fsanitation-hot-water-safety-and-water-efficiency-approved-document-g\" target=\"_blank\" rel=\"noopener noreferrer\">Approved Document G\u003C\u002Fa> sanitation, hot water safety and water efficiency.\u003C\u002Fli>\n    \u003Cli>\u003Ca href=\"https:\u002F\u002Fwww.gov.uk\u002Fbuilding-regulations-approval\" target=\"_blank\" rel=\"noopener noreferrer\">Building regulations approval\u003C\u002Fa> how building control sign-off works.\u003C\u002Fli>\n  \u003C\u002Ful>\n\n\u003C\u002Fdiv>",0,"max-w-5xl mx-auto","2026-07-23T17:49:39.000000Z","2026-07-30T07:51:01.000000Z",{"hide_featured_image_on_page":65},{"id":144,"meta_title":25,"meta_description":145,"seoable_id":108,"seoable_type":146,"keyword_focus":147,"search_intent":148,"cornerstone_content":65,"canonical_url":149,"meta_robots":150,"og_title":25,"og_description":145,"og_image":12,"og_type":151,"og_url":149,"twitter_card":152,"twitter_title":25,"twitter_description":145,"twitter_image":12,"schema_markup":153,"extra_meta":12,"ai_field_locks":154,"insights":12,"serp_insights":12,"hreflang_alternates":12,"json_ld":12,"sitemap_changefreq":155,"sitemap_priority":156,"created_at":157,"updated_at":158},33,"See what a Part G water efficiency report costs in England, why prices vary by plot and house type, and how to calculate online from £19.99.","Kabaddle\\BlogModule\\Models\\Post","Cost of a part g water compliance 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