diff --git a/client/src/components/admin/ConditionRow.tsx b/client/src/components/admin/ConditionRow.tsx
index 7adb6665..07c5f39e 100644
--- a/client/src/components/admin/ConditionRow.tsx
+++ b/client/src/components/admin/ConditionRow.tsx
@@ -128,6 +128,7 @@ export function ConditionRow({
         />
       ) : (
         <Select
+          disabled={options.every((option) => option.id < 0)}
           multiple
           sx={{
             flex: 1,
diff --git a/client/src/components/admin/EditSurveySideBar.tsx b/client/src/components/admin/EditSurveySideBar.tsx
index 3dbf4057..5ee5e049 100644
--- a/client/src/components/admin/EditSurveySideBar.tsx
+++ b/client/src/components/admin/EditSurveySideBar.tsx
@@ -1,16 +1,8 @@
-import {
-  Divider,
-  IconButton,
-  List,
-  ListItem,
-  ListItemButton,
-  ListItemIcon,
-  ListItemText,
-  Theme,
-} from '@mui/material';
 import {
   Add,
   ArrowBack,
+  ContentCopy,
+  ContentPaste,
   DragIndicator,
   FavoriteBorder,
   InfoOutlined,
@@ -18,9 +10,17 @@ import {
   Language,
   Mail,
   Preview,
-  ContentCopy,
-  ContentPaste,
 } from '@mui/icons-material';
+import {
+  Divider,
+  IconButton,
+  List,
+  ListItem,
+  ListItemButton,
+  ListItemIcon,
+  ListItemText,
+  Theme,
+} from '@mui/material';
 import { makeStyles } from '@mui/styles';
 import { useSurvey } from '@src/stores/SurveyContext';
 import { useToasts } from '@src/stores/ToastContext';
@@ -31,12 +31,12 @@ import { useHistory, useRouteMatch } from 'react-router-dom';
 import ListItemLink from '../ListItemLink';
 import SideBar from '../SideBar';
 
+import { Conditions, SurveyPage } from '@interfaces/survey';
+import { useClipboard } from '@src/stores/ClipboardContext';
 import {
   replaceIdsWithNull,
   replaceTranslationsWithNull,
 } from '@src/utils/schemaValidation';
-import { useClipboard } from '@src/stores/ClipboardContext';
-import { SurveyPage } from '@interfaces/survey';
 import { BranchIcon } from '../icons/BranchIcon';
 
 const useStyles = makeStyles((theme: Theme) => ({
@@ -164,18 +164,36 @@ export default function EditSurveySideBar(props: Props) {
                               event.stopPropagation();
                               event.preventDefault();
                               // Deep copy page to avoid changes to current context
-                              const copiedSurveyPage =
-                                replaceTranslationsWithNull(
-                                  replaceIdsWithNull({
-                                    ...structuredClone(page),
-                                    id: -1,
-                                    sidebar: {
-                                      ...structuredClone(page.sidebar),
-                                      mapLayers: [],
-                                    },
-                                  }),
-                                ) as SurveyPage;
-
+                              const deepCopy = replaceTranslationsWithNull(
+                                replaceIdsWithNull({
+                                  ...structuredClone(page),
+                                  id: -1,
+                                  sidebar: {
+                                    ...structuredClone(page.sidebar),
+                                    mapLayers: [],
+                                  },
+                                }),
+                              ) as SurveyPage;
+                              // Remove conditions from Follow up question
+                              const copiedSurveyPage: SurveyPage = {
+                                ...deepCopy,
+                                sections: deepCopy.sections.map((section) => {
+                                  return {
+                                    ...section,
+                                    followUpSections:
+                                      section.followUpSections?.map((fus) => {
+                                        return {
+                                          ...fus,
+                                          conditions: {
+                                            equals: [],
+                                            lessThan: [],
+                                            greaterThan: [],
+                                          } as Conditions,
+                                        };
+                                      }),
+                                  };
+                                }),
+                              };
                               // Store section to locale storage for other browser tabs to get access to it
                               localStorage.setItem(
                                 'clipboard-content',
@@ -274,6 +292,11 @@ export default function EditSurveySideBar(props: Props) {
                   message: tr.EditSurvey.pageAttached,
                   autoHideDuration: 30000,
                 });
+                showToast({
+                  severity: 'warning',
+                  message: tr.EditSurvey.checkConditionalSections,
+                  autoHideDuration: 30000,
+                });
               } catch (error) {
                 showToast({
                   severity: 'error',
diff --git a/client/src/components/admin/SurveySectionAccordion/SurveySectionAccordion.tsx b/client/src/components/admin/SurveySectionAccordion/SurveySectionAccordion.tsx
index 1635a8e1..a99555c8 100644
--- a/client/src/components/admin/SurveySectionAccordion/SurveySectionAccordion.tsx
+++ b/client/src/components/admin/SurveySectionAccordion/SurveySectionAccordion.tsx
@@ -1,6 +1,8 @@
 import {
+  Conditions,
   SurveyCheckboxQuestion,
   SurveyDocumentSection,
+  SurveyFollowUpSection,
   SurveyFreeTextQuestion,
   SurveyGroupedCheckboxQuestion,
   SurveyImageSection,
@@ -325,12 +327,27 @@ export default function SurveySectionAccordion(props: Props) {
 
                 // Remove all IDs from the section JSON to prevent unwanted references
                 // Create deep copy to avoid unwanted side effects on original
-                const copiedSurveySection = replaceTranslationsWithNull(
+
+                const deepCopy = replaceTranslationsWithNull(
                   replaceIdsWithNull({
                     ...structuredClone(props.section),
                   }),
                 );
-
+                const copiedSurveySection: SurveyPageSection = {
+                  ...deepCopy,
+                  followUpSections: deepCopy.followUpSections?.map(
+                    (fus: SurveyFollowUpSection) => {
+                      return {
+                        ...fus,
+                        conditions: {
+                          equals: [],
+                          lessThan: [],
+                          greaterThan: [],
+                        } as Conditions,
+                      };
+                    },
+                  ),
+                };
                 // Store section to locale storage for other browser tabs to get access to it
                 localStorage.setItem(
                   'clipboard-content',
diff --git a/client/src/stores/en.json b/client/src/stores/en.json
index 9ed86597..f6d61e9b 100644
--- a/client/src/stores/en.json
+++ b/client/src/stores/en.json
@@ -41,7 +41,8 @@
     "copyPage": "Copy page",
     "attachNewPage": "Attach page",
     "pageAttached": "Please note that selected map layers are not copied. Check map layer selections and fix published map url if needed.",
-    "pageCopied": "Page copied to clipboard. Use can now attach the page to any survey."
+    "pageCopied": "Page copied to clipboard. Use can now attach the page to any survey.",
+    "checkConditionalSections": "Please note that conditions for follow up questions are not copied."
   },
   "EditSurveyInfo": {
     "title": "Survey title",
@@ -114,7 +115,10 @@
     "warningNoAvailableMapLayers": "No available map layers found from the Oskari map publication.",
     "mapLayers": "Map layers shown on the survey page",
     "defaultMapView": "Default map view for this page",
-    "defaultMapViewStatus": { "set": "Set", "notSet": "Not set" },
+    "defaultMapViewStatus": {
+      "set": "Set",
+      "notSet": "Not set"
+    },
     "defaultMapViewInfo": "Select the area from the map with mouse clicks.",
     "mapViewButtons": {
       "set": "Set",
@@ -163,7 +167,6 @@
     "changeType": "Change question type",
     "cancel": "Cancel"
   },
-
   "FileUpload": {
     "deleteFile": "Delete file",
     "addedFile": "Uploaded file",
@@ -593,7 +596,10 @@
       "tooltipWeekLabel": "Week {x}, Year",
       "tooltipTotal": "Total answers",
       "tooltipCurrent": "Answers",
-      "xAxisLabel": { "byDay": "Day", "byWeek": "Week" },
+      "xAxisLabel": {
+        "byDay": "Day",
+        "byWeek": "Week"
+      },
       "yAxisTotalLabel": "Total answers",
       "yAxisLabel": "Answers"
     }
diff --git a/client/src/stores/fi.json b/client/src/stores/fi.json
index d37a0d7d..87d72fa1 100644
--- a/client/src/stores/fi.json
+++ b/client/src/stores/fi.json
@@ -41,7 +41,8 @@
     "copyPage": "Kopioi sivu",
     "attachNewPage": "Liitä sivu",
     "pageAttached": "Huomaa, että karttatasovalinnat eivät kopioidu. Tarkista karttatasovalinnat ja korjaa tarvittaessa karttajulkaisuosoitetta.",
-    "pageCopied": "Sivu kopioitu leikepöydälle. Voit nyt liittää kopioidun sivun haluamallesi kyselylle."
+    "pageCopied": "Sivu kopioitu leikepöydälle. Voit nyt liittää kopioidun sivun haluamallesi kyselylle.",
+    "checkConditionalSections": "Huomaa, että jatkokysymyksien ehdot eivät kopioidu. Tarkista ehdot tarvittaessa."
   },
   "EditSurveyInfo": {
     "title": "Kyselyn otsikko",
@@ -114,7 +115,10 @@
     "warningNoAvailableMapLayers": "Oskari-karttajulkaisusta ei löytynyt näytettäviä karttatasoja.",
     "mapLayers": "Sivulla näytettävät karttatasot",
     "defaultMapView": "Kartan oletusnäkymä tällä sivulla",
-    "defaultMapViewStatus": { "set": "Asetettu", "notSet": "Ei asetettu" },
+    "defaultMapViewStatus": {
+      "set": "Asetettu",
+      "notSet": "Ei asetettu"
+    },
     "defaultMapViewInfo": "Merkitse hiirellä klikkaamalla kartalta alue, jonka haluat näkyvän kysymyssivulla.",
     "mapViewButtons": {
       "set": "Aseta",
@@ -163,7 +167,6 @@
     "changeType": "Vaihda kysymystyyppi",
     "cancel": "Peruuta"
   },
-
   "FileUpload": {
     "deleteFile": "Poista tiedosto",
     "addedFile": "Valittu tiedosto",
diff --git a/server/src/application/submission.ts b/server/src/application/submission.ts
index 82fa7f69..233d4393 100644
--- a/server/src/application/submission.ts
+++ b/server/src/application/submission.ts
@@ -4,7 +4,7 @@ import {
   MapQuestionAnswer,
   Submission,
   SurveyMapSubQuestionAnswer,
-  SurveyPageSection
+  SurveyPageSection,
 } from '@interfaces/survey';
 import {
   getColumnSet,
@@ -91,7 +91,8 @@ async function validateEntriesByAnswerLimits(answerEntries: AnswerEntry[]) {
     FROM data.page_section
     WHERE
       id = ANY ($1) AND
-      details->'answerLimits' IS NOT NULL`,
+      details->'answerLimits' IS NOT NULL AND
+      predecessor_section = NULL`,
     [answerEntries.map((entry) => entry.sectionId)],
   );
   // Validate each entry against the question answer limits
@@ -834,17 +835,28 @@ export async function getSubmissionsForSurvey(surveyId: number) {
     { surveyId },
   );
   const result = [];
-  let currentSubmission: {id: number, timestamp: Date, entries: DBAnswerEntry[]} | null = null;
+  let currentSubmission: {
+    id: number;
+    timestamp: Date;
+    entries: DBAnswerEntry[];
+  } | null = null;
   for (const row of rows) {
     if (currentSubmission?.id !== row.submission_id) {
       currentSubmission = {
         id: row.submission_id,
         timestamp: row.updated_at,
-        entries: []
-      }
+        entries: [],
+      };
       result.push(currentSubmission);
     }
     currentSubmission.entries.push(row);
   }
-  return result.map(x => ({id: x.id, timestamp: x.timestamp, answerEntries: dbAnswerEntriesToAnswerEntries(x.entries)} as Submission));
+  return result.map(
+    (x) =>
+      ({
+        id: x.id,
+        timestamp: x.timestamp,
+        answerEntries: dbAnswerEntriesToAnswerEntries(x.entries),
+      }) as Submission,
+  );
 }
diff --git a/server/src/application/survey.ts b/server/src/application/survey.ts
index 38c226ef..37ec8809 100644
--- a/server/src/application/survey.ts
+++ b/server/src/application/survey.ts
@@ -987,7 +987,7 @@ async function getSectionConditions(sectionIds: number[]) {
 }
 
 /**
- * When updating a survey, deletes all sections that should be removed from DB.
+ * When updating a survey, deletes all sections (and subsections linked to them) that should be removed from DB.
  * @param surveyId Survey ID
  * @param newSections New sections
  */
@@ -1010,7 +1010,7 @@ async function deleteRemovedSections(
   );
   if (removedSectionIds.length) {
     await getDb().none(
-      `DELETE FROM data.page_section WHERE id = ANY ($1) OR parent_section = ANY ($1)`,
+      `DELETE FROM data.page_section WHERE id = ANY ($1) OR parent_section = ANY ($1) OR predecessor_section = ANY($1)`,
       [removedSectionIds],
     );
   }
@@ -1213,9 +1213,9 @@ export async function updateSurvey(survey: Survey) {
       Object.entries(page.conditions).map(async ([sectionId, conditions]) => {
         // Filter out null values from conditions caused by trying to save "-" as numeric condition
         const validConditions = {
-          equals: conditions.equals.filter(Boolean),
-          lessThan: conditions.lessThan.filter(Boolean),
-          greaterThan: conditions.greaterThan.filter(Boolean),
+          equals: conditions.equals.filter((value) => value != null),
+          lessThan: conditions.lessThan.filter((value) => value != null),
+          greaterThan: conditions.greaterThan.filter((value) => value != null),
         };
         await upsertSectionConditions(
           Number(sectionId),
@@ -1314,10 +1314,15 @@ export async function updateSurvey(survey: Survey) {
               await deleteSectionConditions(null, [sectionRow.id]);
               // Filter out null values from conditions caused by trying to save "-" as numeric condition
               const validConditions = {
-                equals: linkedSection.conditions.equals.filter(Boolean),
-                lessThan: linkedSection.conditions.lessThan.filter(Boolean),
-                greaterThan:
-                  linkedSection.conditions.greaterThan.filter(Boolean),
+                equals: linkedSection.conditions.equals.filter(
+                  (value) => value != null,
+                ),
+                lessThan: linkedSection.conditions.lessThan.filter(
+                  (value) => value != null,
+                ),
+                greaterThan: linkedSection.conditions.greaterThan.filter(
+                  (value) => value != null,
+                ),
               };
               await upsertSectionConditions(
                 sectionRow.id,
@@ -1557,17 +1562,17 @@ function dbSectionConditionsToConditions(
 ): Conditions {
   return dbSectionConditions.reduce(
     (conditions, condition) => {
-      if (condition.equals) {
+      if (condition.equals != null) {
         return {
           ...conditions,
           equals: [...conditions.equals, condition.equals],
         };
-      } else if (condition.less_than) {
+      } else if (condition.less_than != null) {
         return {
           ...conditions,
           lessThan: [...conditions.lessThan, condition.less_than],
         };
-      } else if (condition.greater_than) {
+      } else if (condition.greater_than != null) {
         return {
           ...conditions,
           greaterThan: [...conditions.greaterThan, condition.greater_than],