[{"data":1,"prerenderedAt":155},["ShallowReactive",2],{"page-\u002Fswitch-business-water-supplier":3},{"id":4,"title":5,"body":6,"description":143,"extension":144,"meta":145,"navigation":151,"path":146,"seo":152,"seoTitle":153,"stem":12,"__hash__":154},"content\u002Fswitch-business-water-supplier.md","Switch business water supplier",{"type":7,"value":8,"toc":134},"minimark",[9,13,17,20,25,28,31,34,38,41,44,47,51,54,63,66,70,78,82,89],[10,11,5],"h1",{"id":12},"switch-business-water-supplier",[14,15,16],"p",{},"In England, any business premises can change water retailer and there is no minimum usage. About 1.2 million businesses and other organisations qualify (Ofwat, checked August 2026). The switch date lands between six and twenty business days after your new retailer submits the transfer application (Open Water, checked August 2026). Switching costs nothing.",[14,18,19],{},"We show both the retailer's price and our margin on your quote, before you sign.",[21,22,24],"h2",{"id":23},"what-actually-happens-when-you-switch","What actually happens when you switch",[14,26,27],{},"Switching changes who bills you. Your service will not be interrupted, and the company that physically supplies your water or wastewater does not change (Open Water, checked August 2026). Your regional wholesaler still owns the pipes and the treatment works (Ofwat, checked August 2026). Nobody visits and the meter stays put.",[14,29,30],{},"You agree the switch date with your new retailer, inside that six to twenty business day window. Open Water's own guide puts the whole thing at no more than one month. Plan around the month, because quoting and paperwork sit in front of the application.",[14,32,33],{},"Have a recent bill and your supply point ID (the SPID) to hand.",[21,35,37],{"id":36},"when-you-can-switch","When you can switch",[14,39,40],{},"With no fixed contract in place, you can move whenever you like. Do nothing and you keep paying whatever the retailer you inherited decided to charge.",[14,42,43],{},"A fixed term is the real constraint. Retailers must warn a micro-business at least 30 days before the contract expires, and cannot roll it over without written consent given in that window. Any rollover is capped at one year, and no early termination fee is payable where you gave notice. Micro-business there means fewer than ten employees, which also buys you seven calendar days to cancel a new contract (Ofwat, Customer Protection Code of Practice v1.4, April 2020).",[14,45,46],{},"If the deal you have beats what the market will give you today, we say so and you stay put.",[21,48,50],{"id":49},"what-can-go-wrong","What can go wrong",[14,52,53],{},"Billing, not plumbing. Retailers received 20,005 business complaints in 2024-25. Billing accounted for 51% of them and administration another 33%. CCW reported 74% as retailer driven (Business Customer Complaints 2024-25, published July 2025).",[14,55,56,57,62],{},"Most of it starts with meter data. Almost 90% of supply points are metered, and MOSL recorded 1,277,942 meters as at 1 September 2024. An estimated read left running becomes a balance you argue about after the transfer. Take a reading on the switch date and photograph it. We check bills for that at ",[58,59,61],"a",{"href":60},"\u002Fbill-validation","bill validation",".",[14,64,65],{},"The other failure is the wrong supply point moving. Ofwat's code requires an incoming retailer to take reasonable steps to prevent erroneous transfers (Customer Protection Code of Practice v1.4, April 2020). Check the SPIDs on your contract against the ones on your bill. Closing bills can arrive weeks later, so keep the final statement.",[21,67,69],{"id":68},"wales","Wales",[14,71,72,73,77],{},"Most Welsh businesses cannot switch. A site has to use more than 50 megalitres of water a year to choose its retailer, and the test follows the wholesaler serving it (Ofwat and Open Water, checked August 2026). Under that threshold the useful move is a ",[58,74,76],{"href":75},"\u002Fbusiness-utilities","bill and contract review",", and our guide to business water in Wales explains the rule.",[21,79,81],{"id":80},"scotland","Scotland",[14,83,84,85,62],{},"Scotland opened its non-household market on 1 April 2008 and now has over twenty retailers serving 160,000 non-household customers (WICS, checked August 2026). The contracts and the rules differ there, so start at ",[58,86,88],{"href":87},"\u002Fbusiness-water-scotland","business water in Scotland",[90,91,93,100,106,112,118,124],"faq-section",{"title":92},"Common questions",[94,95,97],"faq-item",{"question":96},"How long does it take to switch business water supplier?",[14,98,99],{},"Six to twenty business days from the application. You agree the date with your new retailer (Open Water, checked August 2026). Allow about a month end to end, Open Water's own outer estimate.",[94,101,103],{"question":102},"Will switching affect my water supply?",[14,104,105],{},"No. Open Water states that your service will not be interrupted and that the company physically supplying you does not change (checked August 2026).",[94,107,109],{"question":108},"Does it cost anything to switch water retailer?",[14,110,111],{},"No. Open Water states there is no cost to switch retailer (checked August 2026).",[94,113,115],{"question":114},"What information do I need to switch business water supplier?",[14,116,117],{},"A recent bill and your supply point ID, which Open Water calls the SPID (checked August 2026). A postcode and a bill are enough for us to start.",[94,119,121],{"question":120},"Can I switch my business water supplier in Wales?",[14,122,123],{},"Almost certainly not. The site must use more than 50 megalitres a year, and an eligible Welsh site can change its water retailer only, with wastewater excluded (Open Water, checked August 2026). Eligibility follows the wholesaler, so a business with sites either side of the border can be eligible at some and not others.",[94,125,127],{"question":126},"Who can switch their business water supplier?",[14,128,129,130,62],{},"Any non-household premises in England, with no usage threshold, plus all non-household customers in Scotland since 2008 (Ofwat and WICS, checked August 2026). Northern Ireland has no choice, because water there comes from Northern Ireland Water (GOV.UK, checked August 2026). Who supplies what is on ",[58,131,133],{"href":132},"\u002Fbusiness-water-suppliers","business water suppliers",{"title":135,"searchDepth":136,"depth":136,"links":137},"",2,[138,139,140,141,142],{"id":23,"depth":136,"text":24},{"id":36,"depth":136,"text":37},{"id":49,"depth":136,"text":50},{"id":68,"depth":136,"text":69},{"id":80,"depth":136,"text":81},"The switch date lands six to twenty business days after the application (Open Water). Only the retailer changes. What goes wrong, and who cannot switch.","md",{"registeredPath":146,"vertical":147,"role":148,"sitemapGroup":149,"schema":150},"\u002Fswitch-business-water-supplier","water","switch","pages","Service+FAQPage",true,{"title":5,"description":143},"Switch business water supplier: how long it really takes","26v014R6s17g7_Ae2xNTjRK8aDOAeXHwAZjRWLEzWRY",1786561187527]