NoC93/12 OfficialJournaloftheEuropeanCommunities 2.4.93
ProposalforaCouncilDirectiveonthecontrolofpotatoringrot
93/C93/03)
COM(93)58final
(SubmittedbytheCommissionon23February1993)
Directive92/103/EEC(2),suchmeasurestobenotifiedto
theotherMemberStatesandtotheCommission ;
WhereasCouncilDirective80/665/EECof24June1980
onthecontrolofpotatoringrot(3)laiddownminimum
measurestobetakenbytheMemberStatesagainstpotato
ringrot;
Whereassincethattimetherehavebeensignificant
developmentsintheunderstanding anddetectionofpotato
ringrotdisease;
WhereastheapplicationoftheCommunityplanthealth
regimetotheCommunityasanareawithoutinternal
frontierswillrequirethere-examination andtherevision
ofsomeprovisionsofDirective80/665/EEC;
Whereas,asaresultofsuchre-examination theprovisions
ofDirective80/665/EEChavebeenfoundinsufficient
andfurtherspecificationofmeasuresisnecessary;
WhereasinthatsituationDirective80/665/EECshould
berepealedandthenecessarymeasuresadopted;
Whereasthemeasureshavetotakeintoaccount,firstly,
thatthediseasecanremainlatentandunobservedbothin
thegrowingcropandinstoredtubers,andsocanbe
effectivelypreventedonlybyproductionanduseofseed
potatoesfreefrominfection,andsecondly,thatsystematic
officialsurveysarenecessarytolocateit;whereasthereis
little,ifany,spreadofthediseasewiththegrowingcrop,
butthediseasecanexistthroughthewinterinself-sown
(volunteer)potatoplantsandtheseareamajorsourceof
infectionbeingcarriedfromoneseasontothenext;
whereasthediseaseisspreadmainlybythecontamination
ofpotatoesthroughcontactwithinfectedpotatoesand
throughcontactwithplanting,harvestingandhandling
equipmentortransportandstoragecontainerswhichhave
becomecontaminated withtheorganismbyprevious
contactwithinfectedpotatoes;whereassuchcontaminated
objectscanremaininfectiousforsometimeaftersuch
contamination ;whereasspreadofthediseasecanbe
reducedorpreventedbydisinfectionofsuchobjects;
whereasanysuchcontamination ofseedpotatoesposesa
majorriskforthespreadofthedisease;THECOUNCILOFTHEEUROPEANCOMMUNITIES ,
HavingregardtotheTreatyestablishingtheEuropean
EconomicCommunity,andinparticularArticle43
thereof,
HavingregardtotheproposalfromtheCommission,
HavingregardtotheopinionoftheEuropean
Parliament,
HavingregardtotheopinionoftheEconomicandSocial
Committee,
Whereaspotatoproductionoccupiesanimportantplacein
Communityagriculture;whereasthepotatoyieldis
constantlythreatenedbyharmfulorganisms;
Whereas,throughtheprotectionofpotatocultivation
againstsuchharmfulorganisms,notonlyshould
productivecapacitybemaintainedbutagricultural
productivityshouldalsobeincreased;
Whereasprotectivemeasuretopreventtheintroductionof
harmfulorganismsintotheterritoryofaMemberState
wouldhaveonlyalimitedeffectifsuchorganismswere
notcontrolledsimultaneously andmethodically
throughouttheCommunityandwerenotpreventedfrom
spreading;
Whereasoneoftheorganismsmostharmfultopotatoesis
Clavibactermichiganensis (Smith)Davisetal.ssp.
sepedonicus (Spieck.etKotth.)Davisetal.,thepathogenic
agentofthepotatoringrotdisease;whereasthisdisease
hasoccurredinsomepartsoftheCommunityandsome
limitedsourcesofinfectionstillexist;
Whereasthereisapermanentrisktopotatocultivation
throughouttheCommunityifeffectivemeasuresarenot
takentolocatethisdiseaseanddetermineitsdistribution,
topreventitfromoccurringandspreading,andiffound,
topreventitsspreadandtocontrolitwiththeaimof
eradication;
Whereasinordertoensurethis,certainmeasuresmustbe
takenwithintheCommunity;whereasMemberStates
mustinadditionbeabletotakeadditionalorstricter
measureswherenecessaryandprovidedthatthereisno
hindrancetothemovementofpotatoeswithinthe
Community,exceptinsofaraslaiddowninCouncil
Directive77/93/EEC('),aslastamendedbyCommission
(')OJNoL26,31.1.1977,p.20.(2)OJNoL363,11.12.1992,p.1.
(3)OJNoL180,14.7.1980,p.30.

2.4.93 OfficialJournaloftheEuropeanCommunities NoC93/13
Whereas,forthedetermination ofthedetailsofsuch
generalmeasuresaswellasforthosestricteroradditional
measurestakenbyMemberStatestopreventthe
introductionofthediseaseintotheirterritory,itis
desirableforMemberStatestocooperatecloselywiththe
CommissionwithintheStandingCommitteeonPlant
Health(hereinafterreferredtoas'theCommittee'),3.Thefollowingprovisionsmaybeadoptedin
accordancewiththeprocedurelaiddowninArticle16aof
Directive77/93/EEC:
—thedetailsofthesurveysprovidedforinparagraph1,
tobecarriedoutinaccordancewithsoundscientific
andstatisticalprinciples,
—thedetailsofthenotificationprovidedforin
paragraph2.
HASADOPTEDTHISDIRECTIVE :
Article3
MemberStatesshallensurethatthesuspectedoccurrence
ortheconfirmedpresenceoftheorganism,inpotato
plantsandtubersorharvested,storedormarketedtubers
shallbereportedtotheirresponsibleofficialbodies.Article1
TheDirectiveconcernsthemeasurestobetakenwiththe
MemberStatesagainstClavibactermicbiganensis (Smith)
Davisetal.ssp.sepedonicus (Spieck.etKotth.)Daviset
al.ythecauseofpotatoringrot(hereinafterreferredtoas
'theorganism'),inorderto:
(a)locateitanddetermineitsdistribution;
(b)preventitsoccurrenceandspread;and
(c)iffound,topreventitsspreadandtocontrolitwith
theaimoferadication .Article4
1.Incasesofsuspectedoccurrence,theresponsible
officialbodiesoftheMemberStateinwhichthesecases
havebeenreportedshall:
(a)ensurecompletionofofficialorofficiallysupervised
laboratorytesting,inaccordancewiththeconditions
specifiedinpoint1ofAnnexIIandusingthemethod
providedforinAnnexI,inordertoconfirmorrefute
thesuspectedoccurrence.Intheformercase,the
requirementslaiddowninpoint2ofAnnexIIshall
apply;
(b)prohibitthemovementofalllotsorconsignments
fromwhichthesampleshavebeentaken,except
undertheircontrolandprovidedthatithasbeen
establishedthatthereisnoidentifiableriskofthe
organismspreading,pendingtheconfirmationor
refutationofthesuspectedoccurrence;
(c)takestepstotracetheoriginofthesuspected
occurrence ;
(d)introduceappropriateadditionalprecautionary
measuresbasedonthelevelofestimatedrisk,inorder
topreventanyspreadoftheorganism.These
measuresmayincludetheofficialcontrolofthe
movementofallothertubersorplantswithinoroff
premisesassociatedwiththesuspectedoccurrence.
2.Themeasuresreferredtoinparagraph1(d)maybe
adoptedinaccordancewiththeprocedurelaiddownin
Article16aofDirective77/93/EEC.tArticle2
1.MemberStatesshallconductsystematicofficial
surveysfortheorganismontubersofpotato(Solatium
tuberosumL.)originatingintheirterritory,forthe
confirmationofabsenceoftheorganism.
Forthesesurveys,samplesofbothseedandwarepotatoes
shallbetaken,preferablyfromlotsinstoreandsubjected
toofficialorofficiallysupervisedlaboratorytestingin
accordancewiththeprovisionsofAnnexIforthe
detectionanddiagnosisoftheorganism,and
supplemented with,whereappropriate,officialor
officiallysupervisedvisualinspectionbycuttingofthe
tubers.
Thenumber,origin,stratificationandtimingofcollection
ofsamplesshallbedecidedbytheresponsibleofficial
bodieswithinthemeaningofDirective77/93/EECbased
onsoundscientificandstatisticalprinciplesandthe
biologyoftheorganism,andtakingintoaccountthe
particularpotatoproductionsystemsoftheMemberStates
concerned .Thedetailsthereofshallbesubmittedtothe
otherMemberStatesandtheCommission,withaviewto
ensuringcomparablelevelsofassurancebetweenMember
Statesforconfirmationoftheabsenceoftheorganism.
2.Theresultsoftheofficialsurveysprovidedforin
paragraph1shallbenotifiedatleastonceayeartothe
otherMemberStatesandtotheCommission .Thedetails
ofthisnotificationshallbeconfidential .Theymaybe
submittedtotheCommitteeinaccordancewiththe
procedurelaiddowninArticle16aofDirective
77/93/EEC.Article5
1.Ifofficialorofficiallysupervisedlaboratorytesting
usingthemethodprovidedforinAnnexIconfirmsthe
presenceoftheorganisminasampleoftubers,plants,or
partsofplants,theresponsibleofficialbodiesofaMember

NoC93/14 OfficialJournaloftheEuropeanCommunities 2.4.93
State,havingregardtosoundscientificprinciples,the
biologyoftheorganismandtheparticularproduction,
marketingandprocessingsystemsinthatMemberState,
shall:
(a)designateascontaminated thetubersorplants,
consignmentand/orlot,andthemachinery,vehicle,
vessel,store,orunitsthereof,andanyotherobjects
includingpackagingmaterial,fromwhichthesample
wastaken,and,whereappropriate,theplace(s)of
productionandfield(s)fromwhichthetubersor
plantswereharvested;
(b)determineinaccordancewiththeprovisionsof
point1ofAnnexIIItheextentofprobable
contamination throughpre-orpost-harvestcontactor
throughproductionlinkwiththedesignated
contamination ;
(c)demarcateazoneonthebasisofthedesignationof
contamination under(a),thedetermination ofthe
extentofprobablecontamination under(b),andthe
possiblespreadoftheorganism.
2.MemberStatesshallimmediatelynotifytheother
MemberStatesandtheCommission ,inaccordancewith
theprovisionsofpoint2ofAnnexIII,ofany
contamination designatedunderparagraph1(a)andthe
detailsofthezonedemarcationunderparagraph1(c).
Thedetailsofthisnotificationshallbeconfidential .They
maybesubmittedtotheCommitteeinaccordancewith
theprocedurelaiddowninArticle16aofDirective
77/93/EEC.
3.Asaresultofthenotificationunderparagraph2,
otherMemberStatesdetailedinthenotificationshall,as
appropriate,designatecontamination ,determinethe
extentofprobablecontamination anddemarcateazone,
inaccordancewithparagraph 1(a),(b)and(c)
respectively .Article7
1.MemberStatesshallprescribethattubersorplants,
designatedtobecontaminatedpursuanttoArticle5(1)(a)
maynotbeplantedandthat,underthecontroloftheir
responsibleofficialbodies,theyshallbe:
—destroyed,or
—otherwisedisposedof,subjecttoofficiallysupervised
measure(s),inaccordancewiththeprovisionsof
point1ofAnnexIV,providedthatitisestablished
thatthereisnoidentifiableriskoftheorganism
spreading.
2.MemberStatesshallprescribethattubersorplants
determinedasprobablycontaminated pursuantto
Article5(1)(b)maynotbeplantedand,withoutprejudice
tothespecialrequirementsasspecifiedinArticle6shall,
underthecontroloftheirresponsibleofficialbodies,be
puttoappropriateuseordisposalasspecifiedinpoint2of
AnnexIV,insuchawaythatitisestablishedthatthereis
noidentifiableriskoftheorganismspreadingand
providedthattheirorigincanbetracedback.
3.MemberStatesshallprescribethatanymachinery,
vehicle,vessel,store,orunitsthereof,andanyother
objectsincludingpackagingmaterial,designatedas
contaminatedpursuanttoArticle5(1)(a)ordetermined
asprobablycontaminatedpursuanttoArticle5(1)(b),
shalleitherbedestroyedorelsecleansedanddisinfected
usingappropriatemethodsasspecifiedinpoint3of
AnnexIV,forwhichithasbeenestablishedthatthereis
noidentifiableriskoftheorganismspreading,before
comingintocontactwithothertubersorplants.After
disinfectionanysuchobjectsshallnolongerbeconsidered
contaminated .
4.Withoutprejudicetothemeasuresimplemented
pursuanttoparagraphs 1,2and3,MemberStateshall
prescibethat,inthezonedemarcatedpursuantto
Article5(1)(c)aseriesofmeasures,asspecifiedinpoint4
ofAnnexIV,shallbeimplemented .
Article6
MemberStatesshallprescribethatwheretubersor
plantshavebeendesignatedtobecontaminatedpursuant
toArticle5(1)(a),testinginaccordancewith
Article4(1)(a)shallbecarriedoutonpotatostocks
whichareclonallyrelatedtothoseinvolvedinthe
contamination .Thetestingshallbecarriedoutonasmany
suchtubersorplantsasareneededtodeterminethe
probableprinfarysourceofinfectionandtheextentofthe
probablecontamination ,preferablyinorderofdegreeof
risk.
Asaresultofthetesting,furtherdesignationof
contamination ,determination oftheextentofprobable
contamination anddemarcationofazoneshallbedone,as
appropriate,pursuanttoArticle5(1)(a),(b)and(c)
respectively .Article8
1.MemberStatesshallprescribethatseedpotatoes
shallmeettherequirementsofDirective77/93/EECand
shallderiveindirectlinefrommaterialobtainedunderan
officiallyapprovedprogrammewhichhasbeenfoundfree
oftheorganisminofficialorofficiallysupervisedtestingin
accordancewiththemethodreferredtoinAnnexI.
Theaforesaidtestingshallbecarriedout:
—incaseswherethecontamination affectstheseed
potatoproductionoftheMemberStateorMember
Statesconcerned,ontheplantsoftheinitialclonal
selection,
—inothercases,eitherontheplantsoftheinitialclonal
selectionoronrepresentative samplesofthebasicseed
potatoesorearlierpropagations .

2.4.93 OfficialJournaloftheEuropeanCommunities NoC93/15
2.Thefollowingprovisionsmaybeadoptedin
accordancewiththeprocedurelaiddowninArticle16aof
Directive77/93/EEC:
—thedetailedrulesofapplicationofthefirstindentof
thesecondsubparagraphofparagraph1,
—therulesconcerningtherepresentative samples
providedforinthesecondindentofthesecond
subparagraphofparagraph1.
Article9
MemberStatesshallbantheintroduction,holding,and
handlingoftheorganism.Thedetailsofthesemeasuresshallbenotifiedtotheother
MemberStatesandtotheCommission .
Article12
Amendments totheAnnexesofthisDirectivetobemade
inthelightofdevelopments inscientificortechnical
knowledgeshallbeadoptedinaccordancewiththe
procedurelaiddowninArticle16aofDirective
77/93/EEC.
Article13
1.By31March1993MemberStatesshalladoptand
publishtheprovisionsnecessarytocomplywiththis
Directive.TheyshallimmediatelyinformtheCommission
thereof.
WhenMemberStatesadopttheseprovisions,theseshall
containareferencetothisDirectiveorshallbe
accompaniedbysuchreferenceatthetimeoftheirofficial
publication.Theprocedureformakingsuchreference
shallbeadoptedbyMemberStates.
MemberStatesshallapplytheseprovisionsfrom1April
1993.
2.MemberStatesshallimmediatelycommunicateto
theCommissionallprovisionsofnationallawwhichthey
adoptinthefieldcoveredbythisDirective.The
Commission shallinformtheotherMemberStates
thereof.
Article14
Directive80/665/EECisherebyrepealedwitheffectfrom
1April1993.
Article15
ThisDirectiveisaddressedtotheMemberStates.Article10
WithoutprejudicetoArticle14(1)(c)(i)ofDirective
77/93/EEC,MemberStatesmayauthorizederogations
fromthemeasuresreferredtoinArticles6,7and9ofthis
Directiveforexperimentalorscientificpurposes,andfor
workonvarietalselection,providedthatsuchderogations
donotprejudicethecontroloftheorganismandcreateno
riskofspreadoftheorganism.
Article11
MemberStatesmayadoptsuchadditionalorstricter
measuresasmayberequiredtocombattheorganismorto
preventitfromspreading.
WithoutprejudicetoArticle15ofDirective77/93/EEC,
suchadditionalorstrictermeasuresmaynotinclude
restrictionstotradeotherthanthoselaiddowninthis
Directive.

NoC93/16 OfficialJournaloftheEuropeanCommunities 2.4.93
ANNEXI
InthesystematicofficialsurveysfortheorganismreferredtoinArticle2(1),theappropriatetestingmethod
forthedetectionanddiagnosisoftheorganismshallbethecurrentCommunityestablishedmethod,andshall
beperformedonasample,officiallydrawn,of,atleast,200tubersperlotof25tonnesorless.
ANNEXII
1.Foreachsuspectedoccurrenceforwhichapositiveimmunofluorescent testhasbeenidentifiedaccording
totheCommunityestablishedmethodincludingamendments,andconfirmationorrefutationby
completionoftheCommunityestablishedmethodisawaited,thereshouldbetheretentionand
appropriateconservationof:
—alltuberssampled,whereverpossible,and
—anyremainingextractandadditionalpreparedimmunofluorescent slides,
untilthecompletionoftheCommunityestablishedmethod.
2.Inthecaseofpositiveconfirmationoftheorganism,thereshouldberetentionandappropriate
conservationofthematerialspecifiedinparagraph1plusretentionofbothaconservedsampleofthe
infectedeggplantmaterialandtheisolatedcultureoftheorganismuntilatleastonemonthafterthe
notificationprocedurepursuanttoArticle5(2).

2.4.93 OfficialJournaloftheEuropeanCommunities NoC93/17
ANNEX111
1.TheelementsinthedeterminationoftheextentofprobablecontaminationpursuanttoArticle5(1)(b),
shallinclude:
—tubersorplantsgrownataplaceofproductiondesignatedascontaminated pursuantto
Article5(1)(a),
—place(s)ofproductionorpremiseswithsomeproductionlinktothetubersdesignatedascontaminated
pursuanttoArticle5(1)(a),includingthosesharingproductionequipmentandfacilitiesdirectlyor
throughacommoncontractor,
—tubersorplantsproducedintheplace(s)ofproductionreferredtointhepreviousindent,orpresent
duringtheperiodwhenthetubersorplantsdesignatedascontaminatedpursuanttoArticle5(1)(a)
werepresentonthepremisesorplacesofproductionreferredtointhepreviousindent,
—centralstoreshandlingpotatoesfromtheaboveplacesofproduction,
—anymachinery,vehicle,vessel,store,orunitsthereof,andanyotherobjectsincludingpackaging
material,thatmayhavecomeintocontactwiththetubersorplantsdesignatedascontaminated
pursuanttoArticle5(1)(a),duringtheprevious12months,
—anytubersorplantsstoredin,orincontactwith,anyofthestructuresorobjectslistedintheprevious
indent,priortothecleansinganddisinfectionofsuchstructuresandobjects.
2.ThedetailsofthenotificationreferredtointhefirstparagraphofArticle5(2)shallinclude:
—foranypotatoconsignmentorlotdesignatedascontaminated ,thepassportorregistrationnumber,as
appropriate,
—thevarietynameforseedpotatostocks,andwerepossibleinallothercases,
—adescriptionoftheelementsofthedesignatedcontamination andzonedemarcation ,
—theavailabilityofextract,preparedimmunofluorescent slides,infectedeggplantmaterialandan
isolatedcultureoftheorganismfromthetestinwhichpositiveconfirmationoftheorganismhasbeen
made.

NoC93/18 OfficialJournaloftheEuropeanCommunities 2.4.93
ANNEXIV
1.TheofficiallysupervisedmeasuresreferredtoinArticle7(1)forthedisposaloftubersdesignatedtobe
contaminedpursuanttoArticle5(1)(a)shallinclude:
—useforindustrialprocessingthroughdirectandimmediatedeliverytoaprocessingplantwith
appropriatewastedisposalfacilitiesforwhichithasbeenestablishedthatthereisnoidentifiablerisk
oftheorganismspreading,andwithasystemofdisinfectionofstorageareasanddepartingvehicles
atleastduringtheperiodof,andimmediatelyfollowing,thehandlingofcontaminatedtubers,or
—othermeasures,providedthatithasbeenestablishedthatthereisnoidentifiableriskoftheorganism
spreading,suchmeasurestobenotifiedtotheCommissionandtotheotherMemberStates.
2.TheappropriateuseordisposalofthetubersdeterminedasprobablycontaminatedpursuanttoArticle5
(1)(b)andreferredtoinArticle7(2),underthecontroloftheresponsibleofficialbodiesoftheMember
States,shallinclude:
—useaswarepotatoesintendedforconsumption ,packedreadyfordirectdeliveryandusewithout
repacking,andintendedforsuchdirectdeliveryanduse,or
—useaswarepotatoesintendedforindustrialprocessing,andintendedfordirectandimmediate
deliverytoaprocessingplantwithappropriatewastedisposalanddisinfectionfacilities,or
—someotheruseordisposal,providedthatitisestablishedthatthereisnoidentifiableriskofthe
organismspreading.
3.TheappropriatemethodsforcleansinganddisinfectingofalltheobjectsreferredtoinArticle7(3)shall
bethoseforwhichithasbeenestablishedthatthereisnoidentifiableriskoftheorganismspreadingand
shallbeemployedunderthesupervisionoftheresponsibleofficialbodiesoftheMemberState(s).
4.TheseriesofmeasurstobeimplementedbyMemberStateswithinthedemarcatedzoneestablished
pursuanttoArticle5(1)(c)andreferredtoinArticle7(4)shallinclude:
4.1.inplacesofproductiondesignatedascontaminatedpursuanttoArticle5(1)(a):
(a)inafielddesignatedtobecontaminatedpursuanttoArticle5(1)(a),either:
(i)—duringatleastthethreegrowingseasonsfollowingtheseasonofthedesignated
contamination ,
—measuresshallbetakentoelimantevolunteerpotatoplants,and
—nopotatotubers,plantsorseeds,orothernaturallyfoundhostplantsoftheorganism,
orcropsforwhichthereisanidentifiedriskoftheorganismsurvivingorspreading,
shallbeplanteduntilthefieldisfoundfreefromvolunteerpotatoplantsforatleasttwo
consecutiveseasons,
—inthefirstpotatocroppingseasonfollowingtheperiodspecifiedintheprecedingindent
andforthefirstsucceedingpotatocroppingseason,officiallycertifiedseedpotatoesshallbe
plantedforwareproductiononlyandanofficalsurvey,asdetailedinArticle2(1),shallbe
done,
—inthepotatocroppingseasonsucceedingthosereferredtointhepreviousindent,officially
certifiedseedpotatoesshallbeplantedforeitherseedorwareproductionandanofficial
surveyasdetailedinArticle2(1),shallbedone,or;
(ii)—duringthefourgrowingseasonsfollowingthatofthedesignatedcontamination ,
—measuresshallbetakentoeliminatevolunteerpotatoplants,and
—thefieldshallbelaidto,andmaintainedin,barefallow,
—inthefirstpotatocroppingseasonfollowingtheperiodspecifiedintheprecedingindent,
officiallycertifiedseedpotatoesshallbeplantedforeitherseedorwareproductionandan
officialsurvey,asdetailedinArticle2(1),shallbedone;
(b)inotherfields:
—inthegrowingseasonfollowingthedesignatedcontamination nopotatotubers,plantsorseeds
orothernaturallyfoundhostplantsoftheorganismshallbeplanted,andmeasuresshallbe
takentoeliminatevolunteerpotatoplants,asappropriate,

2.4.93 OfficialJournaloftheEuropeanCommunities NoC93/19
—inthefirstgrowingseasonafterthatreferredtointhepreviousindentofficiallycertified
potatoesmaybeplantedforwareproductiononly,andmeasuresshallbetakentoeliminate
volunteerpotatoplants,
—for,atleastthefirstgrowingseasonfollowingthatspecifiedintheprecedingindent,only
officiallycertifiedseedpotatoesshallbeplanted,foreitherseedorwareproduction,
—ineachofthegrowingseasonsreferredtointhepreviousindentsanofficialsurveyasdetailedin
Article2(1),shallbedone;
(c)immediatelyfollowingthedesignationofcontamination pursuanttoArticle5(1)(a)andineachof
thesubsequentgrowingseasonsuptoandincludingthefirstpotatogrowingseasononthefield(s)
designatedascontaminated ,allmachineryandstoragefacilitiesontheplaceofproductionand
involvedinpotatoproductionshallbecleansedanddisinfectedatappropriatetimesandusing
appropriatemethods,asspecifiedinpoint3;
(d)inthoseproductionsystemswherecompletereplacementofthegrowingmediumispossible:
—notubersorplantsshallbeplantedunlesstheproductionunithasbeensubjectedtoofficially
supervisedmeasurestoeliminatetheorganismandremoveanypotatoorotherSolanaceous
material,including,atleast,acompletechangeingrowingmediumandcleansingand
disinfectionoftheproductionunit,andallequipment,andsubsequentlyhasbeengranted
approvalforpotatoproductionbytheresponsibleofficialbodies,and
—potatoproductionshallbefromofficiallycertifiedseedpotatoes,orfrommini-tubersor
micro-plantsderivedfromtestedsources;
4.2.withinthedemarcatedzone,withoutprejudicetothemeasuresdetailedunderpoint4.1,theMember
Statesshall:
(a)immediately ,andforatleastthreegrowingseasons,afterthedesignatedcontamination :
—ensuresupervisionbytheirresponsibleofficialbodiesofpremisesgrowing,storingorhandling
potatotubers,togetherwithpremiseswhichoperatepotatomachineryundercontract,
—requireregularcleansinganddisinfectionofmachineryandstoresonsuchpremises,as
appropriate,andusingappropriatemethods,asspecifiedunderpoint3,
—requiretheplantingofcertifiedseedonlyforallpotatocropswithinthatzone,
—requiretheseparatehandlingofharvestedseedstockstothoseofwareonallpremiseswithinthe
zone,
—conductanofficialsurveyasdetailedinArticle2(1);
(b)establishaprogrammeforthereplacementofallpotatostocksoveranappropriateperiodof
time.
Themeasuresimplementedpursuanttopoint4.2,alongwiththeregistrationnumbersofproducers,
collectivewarehousesanddispatchingcentreswithinthedemarcatedzone,shallbenotifiedannuallyto
theotherMemberStatesandtotheCommission .
5.InaccordancewiththeprocedurelaiddowninArticle17ofDirective77/93/EEC,aMemberStatemay
beauthorizedatitsrequesttopermitderogationsfromthemeasuresreferredtointhefirstindentof
point4(1)(b)inrespectofcertainpartsofaplaceofproduction,providedthatithasbeenestablished
thatthereisnoidentifiableriskoftheorganismspreading.