diff --git a/api/src/certification/results/domain/models/PrivateCertificate.js b/api/src/certification/results/domain/models/PrivateCertificate.js
index ee63ea99c01..aa63313716b 100644
--- a/api/src/certification/results/domain/models/PrivateCertificate.js
+++ b/api/src/certification/results/domain/models/PrivateCertificate.js
@@ -32,6 +32,7 @@ class PrivateCertificate {
    * @param {Object} props.resultCompetenceTree
    * @param {string} props.verificationCode
    * @param {Date} props.maxReachableLevelOnCertificationDate
+   * @param {number} props.version
    */
   constructor({
     id,
@@ -51,6 +52,7 @@ class PrivateCertificate {
     resultCompetenceTree = null,
     verificationCode,
     maxReachableLevelOnCertificationDate,
+    version,
   } = {}) {
     this.id = id;
     this.firstName = firstName;
@@ -69,6 +71,7 @@ class PrivateCertificate {
     this.resultCompetenceTree = resultCompetenceTree;
     this.verificationCode = verificationCode;
     this.maxReachableLevelOnCertificationDate = maxReachableLevelOnCertificationDate;
+    this.version = version;
   }
 
   static buildFrom({
@@ -91,6 +94,7 @@ class PrivateCertificate {
     maxReachableLevelOnCertificationDate,
     assessmentResultStatus,
     isCancelled,
+    version,
   }) {
     const status = _computeStatus(assessmentResultStatus, isCancelled);
     const juryComment = new JuryComment({
@@ -116,6 +120,7 @@ class PrivateCertificate {
       verificationCode,
       maxReachableLevelOnCertificationDate,
       status,
+      version,
     });
   }
 
diff --git a/api/src/certification/results/infrastructure/repositories/certificate-repository.js b/api/src/certification/results/infrastructure/repositories/certificate-repository.js
index c56d51c9d0d..cdac6872141 100644
--- a/api/src/certification/results/infrastructure/repositories/certificate-repository.js
+++ b/api/src/certification/results/infrastructure/repositories/certificate-repository.js
@@ -182,6 +182,7 @@ function _selectPrivateCertificates() {
           json_build_object('score', "competence-marks".score, 'level', "competence-marks".level, 'competence_code', "competence-marks"."competence_code")
           ORDER BY "competence-marks"."competence_code" asc
         )`),
+    version: 'sessions.version',
   });
 }
 
diff --git a/api/src/certification/results/infrastructure/serializers/private-certificate-serializer.js b/api/src/certification/results/infrastructure/serializers/private-certificate-serializer.js
index aaa520f3fcf..26c5e2d3320 100644
--- a/api/src/certification/results/infrastructure/serializers/private-certificate-serializer.js
+++ b/api/src/certification/results/infrastructure/serializers/private-certificate-serializer.js
@@ -48,6 +48,7 @@ const attributes = [
   'certifiedBadgeImages',
   'verificationCode',
   'maxReachableLevelOnCertificationDate',
+  'version',
 ];
 
 const serialize = function (certificate, { translate }) {
diff --git a/api/tests/certification/results/acceptance/application/certification-route_test.js b/api/tests/certification/results/acceptance/application/certification-route_test.js
index 10bece3ec28..5ee67c4b20c 100644
--- a/api/tests/certification/results/acceptance/application/certification-route_test.js
+++ b/api/tests/certification/results/acceptance/application/certification-route_test.js
@@ -157,6 +157,7 @@ describe('Certification | Results | Acceptance | Application | Certification', f
             ],
             'verification-code': certificationCourse.verificationCode,
             'max-reachable-level-on-certification-date': certificationCourse.maxReachableLevelOnCertificationDate,
+            version: SESSIONS_VERSIONS.V2,
           },
           id: `${certificationCourse.id}`,
           relationships: {
@@ -399,6 +400,7 @@ describe('Certification | Results | Acceptance | Application | Certification', f
               'certified-badge-images': [],
               'verification-code': certificationCourse.verificationCode,
               'max-reachable-level-on-certification-date': certificationCourse.maxReachableLevelOnCertificationDate,
+              version: SESSIONS_VERSIONS.V2,
             },
             relationships: {
               'result-competence-tree': {
@@ -488,6 +490,7 @@ describe('Certification | Results | Acceptance | Application | Certification', f
               'certified-badge-images': [],
               'verification-code': certificationCourse.verificationCode,
               'max-reachable-level-on-certification-date': certificationCourse.maxReachableLevelOnCertificationDate,
+              version: SESSIONS_VERSIONS.V3,
             },
             relationships: {
               'result-competence-tree': {
diff --git a/api/tests/certification/results/integration/infrastructure/repositories/certificate-repository_test.js b/api/tests/certification/results/integration/infrastructure/repositories/certificate-repository_test.js
index 16a1113f5ea..08ba3d782b9 100644
--- a/api/tests/certification/results/integration/infrastructure/repositories/certificate-repository_test.js
+++ b/api/tests/certification/results/integration/infrastructure/repositories/certificate-repository_test.js
@@ -1258,12 +1258,14 @@ describe('Integration | Infrastructure | Repository | Certification', function (
         deliveredAt: new Date('2021-05-05'),
         certificationCenter: 'Centre des poules bien dodues',
         pixScore: 51,
+        version: SESSIONS_VERSIONS.V3,
       };
       const certificationCenterId = databaseBuilder.factory.buildCertificationCenter().id;
       const sessionId = databaseBuilder.factory.buildSession({
         publishedAt: privateCertificateData.deliveredAt,
         certificationCenter: privateCertificateData.certificationCenter,
         certificationCenterId,
+        version: SESSIONS_VERSIONS.V3,
       }).id;
       const certificationCourseId = databaseBuilder.factory.buildCertificationCourse({
         firstName: privateCertificateData.firstName,
@@ -1415,6 +1417,7 @@ describe('Integration | Infrastructure | Repository | Certification', function (
         certificationCenter: 'Centre des poules bien dodues',
         pixScore: 51,
         commentForCandidate: 'Il aime beaucoup les mangues, et ça se voit !',
+        version: SESSIONS_VERSIONS.V3,
       };
 
       const { certificationCourseId } = await _buildValidPrivateCertificate(privateCertificateData);
@@ -1471,6 +1474,7 @@ describe('Integration | Infrastructure | Repository | Certification', function (
         certificationCenter: 'Centre des poules bien dodues',
         pixScore: 51,
         commentForCandidate: 'Il aime beaucoup les mangues, et ça se voit !',
+        version: SESSIONS_VERSIONS.V3,
       };
 
       const { certificationCourseId } = await _buildValidPrivateCertificateWithSeveralResults(privateCertificateData);
@@ -1729,6 +1733,7 @@ describe('Integration | Infrastructure | Repository | Certification', function (
         certificationCenter: 'Centre des poules bien dodues',
         pixScore: 51,
         commentForCandidate: 'Il aime beaucoup les mangues, et ça se voit !',
+        version: SESSIONS_VERSIONS.V3,
       };
 
       const { certificationCourseId } = await _buildValidPrivateCertificate(privateCertificateData);
@@ -2064,6 +2069,7 @@ describe('Integration | Infrastructure | Repository | Certification', function (
               message: 'temporary message badge 2',
             },
           ],
+          version: SESSIONS_VERSIONS.V3,
         };
 
         const { certificationCourseId } = await _buildValidPrivateCertificateWithAcquiredAndNotAcquiredBadges({
@@ -2728,6 +2734,7 @@ async function _buildValidPrivateCertificate(privateCertificateData, buildCompet
     publishedAt: privateCertificateData.deliveredAt,
     certificationCenter: privateCertificateData.certificationCenter,
     certificationCenterId,
+    version: SESSIONS_VERSIONS.V3,
   }).id;
   const certificationCourseId = databaseBuilder.factory.buildCertificationCourse({
     firstName: privateCertificateData.firstName,
@@ -2768,6 +2775,7 @@ async function _buildValidPrivateCertificateWithSeveralResults(privateCertificat
     publishedAt: privateCertificateData.deliveredAt,
     certificationCenter: privateCertificateData.certificationCenter,
     certificationCenterId,
+    version: SESSIONS_VERSIONS.V3,
   }).id;
   const certificationCourseId = databaseBuilder.factory.buildCertificationCourse({
     firstName: privateCertificateData.firstName,
@@ -2913,6 +2921,7 @@ async function _buildValidPrivateCertificateWithAcquiredAndNotAcquiredBadges({
     publishedAt: privateCertificateData.deliveredAt,
     certificationCenter: privateCertificateData.certificationCenter,
     certificationCenterId,
+    version: SESSIONS_VERSIONS.V3,
   }).id;
   const certificationCourseId = databaseBuilder.factory.buildCertificationCourse({
     firstName: privateCertificateData.firstName,
diff --git a/api/tests/certification/results/unit/application/certification-controller_test.js b/api/tests/certification/results/unit/application/certification-controller_test.js
index 413ee5fc0ce..c59db15e6f4 100644
--- a/api/tests/certification/results/unit/application/certification-controller_test.js
+++ b/api/tests/certification/results/unit/application/certification-controller_test.js
@@ -93,6 +93,7 @@ describe('Certification | Results | Unit | Application | certifications-controll
         certifiedBadgeImages: [],
         verificationCode: 'P-SUPERCODE',
         maxReachableLevelOnCertificationDate: 6,
+        version: SESSIONS_VERSIONS.V3,
       });
       sinon.stub(usecases, 'getPrivateCertificate');
       usecases.getPrivateCertificate.withArgs({ userId, certificationCourseId, locale }).resolves(privateCertificate);
@@ -123,6 +124,7 @@ describe('Certification | Results | Unit | Application | certifications-controll
             'certified-badge-images': [],
             'verification-code': 'P-SUPERCODE',
             'max-reachable-level-on-certification-date': 6,
+            version: SESSIONS_VERSIONS.V3,
           },
           relationships: {
             'result-competence-tree': {
@@ -154,6 +156,7 @@ describe('Certification | Results | Unit | Application | certifications-controll
         certifiedBadgeImages: [],
         verificationCode: 'P-SUPERCODE',
         maxReachableLevelOnCertificationDate: 6,
+        version: SESSIONS_VERSIONS.V3,
       });
       sinon.stub(usecases, 'findUserPrivateCertificates');
       usecases.findUserPrivateCertificates.withArgs({ userId }).resolves([privateCertificate1]);
@@ -182,6 +185,7 @@ describe('Certification | Results | Unit | Application | certifications-controll
               'certified-badge-images': [],
               'verification-code': 'P-SUPERCODE',
               'max-reachable-level-on-certification-date': 6,
+              version: SESSIONS_VERSIONS.V3,
             },
             relationships: {
               'result-competence-tree': {
diff --git a/api/tests/certification/results/unit/domain/models/PrivateCertificate_test.js b/api/tests/certification/results/unit/domain/models/PrivateCertificate_test.js
index 26e73760323..2cf9707f7ee 100644
--- a/api/tests/certification/results/unit/domain/models/PrivateCertificate_test.js
+++ b/api/tests/certification/results/unit/domain/models/PrivateCertificate_test.js
@@ -1,29 +1,35 @@
 import { PrivateCertificate } from '../../../../../../src/certification/results/domain/models/PrivateCertificate.js';
 import { AutoJuryCommentKeys } from '../../../../../../src/certification/shared/domain/models/JuryComment.js';
+import { SESSIONS_VERSIONS } from '../../../../../../src/certification/shared/domain/models/SessionVersion.js';
 import { status as assessmentResultStatuses } from '../../../../../../src/shared/domain/models/AssessmentResult.js';
 import { domainBuilder, expect } from '../../../../../test-helper.js';
 
 describe('Unit | Domain | Models | PrivateCertificate', function () {
   context('#static buildFrom', function () {
-    const commonData = {
-      id: 1,
-      firstName: 'Jean',
-      lastName: 'Bon',
-      birthdate: '2000-03-20',
-      birthplace: 'Sarajevo',
-      isPublished: true,
-      userId: 123,
-      date: '2019-01-01',
-      deliveredAt: new Date('2019-05-05'),
-      certificationCenter: 'Centre des fruits et légumes',
-      pixScore: 250,
-      commentForCandidate: 'Bravo !',
-      commentByAutoJury: null,
-      certifiedBadgeImages: [],
-      resultCompetenceTree: null,
-      verificationCode: 'someVerifCode',
-      maxReachableLevelOnCertificationDate: 5,
-    };
+    let commonData;
+
+    beforeEach(function () {
+      commonData = {
+        id: 1,
+        firstName: 'Jean',
+        lastName: 'Bon',
+        birthdate: '2000-03-20',
+        birthplace: 'Sarajevo',
+        isPublished: true,
+        userId: 123,
+        date: '2019-01-01',
+        deliveredAt: new Date('2019-05-05'),
+        certificationCenter: 'Centre des fruits et légumes',
+        pixScore: 250,
+        commentForCandidate: 'Bravo !',
+        commentByAutoJury: null,
+        certifiedBadgeImages: [],
+        resultCompetenceTree: null,
+        verificationCode: 'someVerifCode',
+        maxReachableLevelOnCertificationDate: 5,
+        version: SESSIONS_VERSIONS.V3,
+      };
+    });
 
     it('builds a cancelled PrivateCertificate', async function () {
       // when
diff --git a/api/tests/certification/results/unit/infrastructure/serializers/private-certificate-serializer_test.js b/api/tests/certification/results/unit/infrastructure/serializers/private-certificate-serializer_test.js
index 7b5c4d7430e..75d8eedba97 100644
--- a/api/tests/certification/results/unit/infrastructure/serializers/private-certificate-serializer_test.js
+++ b/api/tests/certification/results/unit/infrastructure/serializers/private-certificate-serializer_test.js
@@ -2,6 +2,7 @@ import { ResultCompetence } from '../../../../../../src/certification/results/do
 import { ResultCompetenceTree } from '../../../../../../src/certification/results/domain/models/ResultCompetenceTree.js';
 import * as serializer from '../../../../../../src/certification/results/infrastructure/serializers/private-certificate-serializer.js';
 import { AutoJuryCommentKeys } from '../../../../../../src/certification/shared/domain/models/JuryComment.js';
+import { SESSIONS_VERSIONS } from '../../../../../../src/certification/shared/domain/models/SessionVersion.js';
 import { domainBuilder, expect } from '../../../../../test-helper.js';
 import { getI18n } from '../../../../../tooling/i18n/i18n.js';
 
@@ -26,6 +27,7 @@ describe('Certification | Results | Unit | Infrastructure | Serializers | privat
       certifiedBadgeImages: ['/img/1', '/img/2'],
       verificationCode: 'P-SUPERCODE',
       maxReachableLevelOnCertificationDate: 6,
+      version: SESSIONS_VERSIONS.V3,
     };
   });
 
@@ -85,6 +87,7 @@ describe('Certification | Results | Unit | Infrastructure | Serializers | privat
           'certified-badge-images': ['/img/1', '/img/2'],
           'verification-code': 'P-SUPERCODE',
           'max-reachable-level-on-certification-date': 6,
+          version: SESSIONS_VERSIONS.V3,
         },
         relationships: {
           'result-competence-tree': {
diff --git a/api/tests/tooling/domain-builder/factory/build-private-certificate.js b/api/tests/tooling/domain-builder/factory/build-private-certificate.js
index 43a0dcd4423..418ae90d49c 100644
--- a/api/tests/tooling/domain-builder/factory/build-private-certificate.js
+++ b/api/tests/tooling/domain-builder/factory/build-private-certificate.js
@@ -1,5 +1,6 @@
 import { PrivateCertificate } from '../../../../src/certification/results/domain/models/PrivateCertificate.js';
 import { JuryComment, JuryCommentContexts } from '../../../../src/certification/shared/domain/models/JuryComment.js';
+import { SESSIONS_VERSIONS } from '../../../../src/certification/shared/domain/models/SessionVersion.js';
 
 const buildPrivateCertificate = function ({
   id = 1,
@@ -20,6 +21,7 @@ const buildPrivateCertificate = function ({
   resultCompetenceTree = null,
   verificationCode = 'P-BBBCCCDD',
   maxReachableLevelOnCertificationDate = 5,
+  version = SESSIONS_VERSIONS.V3,
 } = {}) {
   const juryComment = new JuryComment({
     commentByAutoJury,
@@ -44,6 +46,7 @@ const buildPrivateCertificate = function ({
     certifiedBadgeImages,
     verificationCode,
     maxReachableLevelOnCertificationDate,
+    version,
   });
 };
 
@@ -65,6 +68,7 @@ buildPrivateCertificate.cancelled = function ({
   resultCompetenceTree,
   verificationCode,
   maxReachableLevelOnCertificationDate,
+  version,
 }) {
   return buildPrivateCertificate({
     id,
@@ -85,6 +89,7 @@ buildPrivateCertificate.cancelled = function ({
     verificationCode,
     maxReachableLevelOnCertificationDate,
     status: PrivateCertificate.status.CANCELLED,
+    version,
   });
 };
 
@@ -106,6 +111,7 @@ buildPrivateCertificate.validated = function ({
   resultCompetenceTree,
   verificationCode,
   maxReachableLevelOnCertificationDate,
+  version,
 }) {
   return buildPrivateCertificate({
     id,
@@ -126,6 +132,7 @@ buildPrivateCertificate.validated = function ({
     verificationCode,
     maxReachableLevelOnCertificationDate,
     status: PrivateCertificate.status.VALIDATED,
+    version,
   });
 };
 
@@ -147,6 +154,7 @@ buildPrivateCertificate.rejected = function ({
   resultCompetenceTree,
   verificationCode,
   maxReachableLevelOnCertificationDate,
+  version,
 }) {
   return buildPrivateCertificate({
     id,
@@ -167,6 +175,7 @@ buildPrivateCertificate.rejected = function ({
     verificationCode,
     maxReachableLevelOnCertificationDate,
     status: PrivateCertificate.status.REJECTED,
+    version,
   });
 };
 
@@ -188,6 +197,7 @@ buildPrivateCertificate.error = function ({
   resultCompetenceTree,
   verificationCode,
   maxReachableLevelOnCertificationDate,
+  version,
 }) {
   return buildPrivateCertificate({
     id,
@@ -208,6 +218,7 @@ buildPrivateCertificate.error = function ({
     verificationCode,
     maxReachableLevelOnCertificationDate,
     status: PrivateCertificate.status.ERROR,
+    version,
   });
 };
 
@@ -229,6 +240,7 @@ buildPrivateCertificate.started = function ({
   resultCompetenceTree,
   verificationCode,
   maxReachableLevelOnCertificationDate,
+  version,
 }) {
   return buildPrivateCertificate({
     id,
@@ -249,6 +261,7 @@ buildPrivateCertificate.started = function ({
     verificationCode,
     maxReachableLevelOnCertificationDate,
     status: PrivateCertificate.status.STARTED,
+    version,
   });
 };