Small Modular Reactors: competitive technology selection process
How GBN’s technology selection process for Small Modular Reactors (SMRs) works.will work.
InGBN Julywill 2023,publish GBN issued a Contractcontract Noticenotice settingthat sets out an intention to enter into a twodevelopment Stage contract forwith design,those developmentsuccessful andbidders. This will have the option of pursuing a project through Final Investment Decision (FID) to construction contractand withsubsequently thoseoperations, providing a route to market for successful bidders. bidders.
Procurement
In Progresspractice, To-Date this means offering chosen technologies an unprecedented level of support:
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fundingtosupporttechnologydevelopmentsite-specificdesign aclosepartnershipwithGBN,whichwillbereadyandabletoprovidedevelopercapabilitysupportinaccessingsites-
In
GBNOctoberwill2023,down-selectGBNthosedown-selectedtechnologiessixwhichtechnologies,havewhometwouldthebecriteria,eligibleandtothenbidenterinto thedetailednextdiscussionsphasewiththosecompaniesaspartanprocurement. -
In
invitationMarchto2024,negotiatethesephase.sixThevendorsgovernmentwerewillinvitedseekto submitdecideinitialastenders.soonGBNasreceivedpossiblefivewhichbidstechnologybyorthetechnologiesJulyto2024support.submissionThisdeadline.
InAs Julya 2023,first step in this process, interested parties werewill be required to respond to a selection questionnaire.questionnaire. Once Thisthis concludedstage inis Augustcomplete, 2023.
Statusprocess is designed to afford government flexibility in the number of Procurement
GBNprojects hasit nowchooses concludedto support, and the initialability tenderto phasesupport ofsuccessful projects through the technologyconstruction selectionphase process.if Thethis down-selectedproves companiesvalue are: for money.
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SelectionprocessGE-Hitachi
ThereNuclearisEnergyaInternationalprocessLLCcurrentlyunderwaytoidentifythebest,mostappropriate,SMRtechnologies: -
Holtec
MarketBritainintelligenceLtdgathering,whichconcludedinJune2023. -
Rolls
TechnologyRoyceinitialSMRdownLtdselection,launchedinJuly,concludinginAutumn2023withthenextphasetolaunchasquicklyaspossibleafterthat. -
Westinghouse
SuccessfulElectrictechnologiesCompanywillUKbeLtdsupportedtobereadytoenableaFinalInvestmentDecision(FID)by2029.Thiswillentailfundingtosupporttechnologydevelopmentandsite-specificdesign;aclosepartnershipwithGBN,whichwillbereadyandabletoprovidedevelopercapability;andsupportinaccessingsites.
Next steps
InRead the nextSmall stageModular ofReactor theTechnology procurementPartner process,contract biddersnotice willwhich bewas invitedpublished toon enterthe negotiationsGOV.UK withFind GBN. a Tender service on 18 July 2023.
Contact details
If you have any questions about SMRs or GBN,about email enquiries@gbnuclear.gov.ukSMRs or GBN, email enquiries@gbnuclear.gov.uk.
Updates to this page
Last updated 25
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GBN has updated the information regarding the initial tender phase of the technology selection process.
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Added link to the Small Modular Reactor Technology Partner contract notice on GOV.UK Find a tender service.
Update history
2025-06-10 09:28
Rolls-Royce SMR Ltd has been selected as preferred bidder.
2025-02-28 09:23
Yes, an update on the SRM selection process.
2024-10-31 09:01
Update on the SMR technology selection process
2024-09-25 17:20
GBN has updated the information regarding the initial tender phase of the technology selection process.
2023-07-19 09:59
Added link to the Small Modular Reactor Technology Partner contract notice on GOV.UK Find a tender service.
2023-07-18 00:01
First published.