diff --git a/i18n/en.pot b/i18n/en.pot
index 324bb80..dc03498 100644
--- a/i18n/en.pot
+++ b/i18n/en.pot
@@ -5,8 +5,8 @@ msgstr ""
 "Content-Type: text/plain; charset=utf-8\n"
 "Content-Transfer-Encoding: 8bit\n"
 "Plural-Forms: nplurals=2; plural=(n != 1)\n"
-"POT-Creation-Date: 2024-07-23T14:31:09.295Z\n"
-"PO-Revision-Date: 2024-07-23T14:31:09.295Z\n"
+"POT-Creation-Date: 2024-08-06T11:43:03.886Z\n"
+"PO-Revision-Date: 2024-08-06T11:43:03.886Z\n"
 
 msgid "Editing the target setup will require you to reenter authentication details."
 msgstr "Editing the target setup will require you to reenter authentication details."
@@ -90,29 +90,40 @@ msgstr "Requests"
 msgid "Input ID scheme options"
 msgstr "Input ID scheme options"
 
+msgid ""
+"Defines the scheme (ID, code, attribute value) on the target system that "
+"will be used, upon input, to match data sent from the source system."
+msgstr ""
+"Defines the scheme (ID, code, attribute value) on the target system that "
+"will be used, upon input, to match data sent from the source system."
+
 msgid "Input general ID scheme"
 msgstr "Input general ID scheme"
 
-msgid "This is some description for this item"
-msgstr "This is some description for this item"
+msgid ""
+"Applies to all elements as the default ID scheme. If the chosen scheme is "
+"not present for a given element, ID will be used as the fallback."
+msgstr ""
+"Applies to all elements as the default ID scheme. If the chosen scheme is "
+"not present for a given element, ID will be used as the fallback."
 
 msgid "Input data element ID scheme"
 msgstr "Input data element ID scheme"
 
-msgid "This is a different description for this item"
-msgstr "This is a different description for this item"
+msgid "Applies to data elements."
+msgstr "Applies to data elements."
 
 msgid "Input organisation unit ID scheme"
 msgstr "Input organisation unit ID scheme"
 
-msgid "Another description for this item"
-msgstr "Another description for this item"
+msgid "Applies to organisation units."
+msgstr "Applies to organisation units."
 
 msgid "Input category option combo ID scheme"
 msgstr "Input category option combo ID scheme"
 
-msgid "Last description for this item"
-msgstr "Last description for this item"
+msgid "Applies to category option combos."
+msgstr "Applies to category option combos."
 
 msgid "Add exchange"
 msgstr "Add exchange"
@@ -244,37 +255,35 @@ msgstr "Organisation units"
 msgid "Output ID scheme options"
 msgstr "Output ID scheme options"
 
+msgid ""
+"Defines how data from the source system will be output before it is sent to "
+"the target instance."
+msgstr ""
+"Defines how data from the source system will be output before it is sent to "
+"the target instance."
+
 msgid "Output general ID scheme"
 msgstr "Output general ID scheme"
 
-msgid ""
-"The default ID scheme that will be applied for the data that is exported "
-"from the source system. In the case, that the selected scheme is not "
-"present, ID will be used as a fallback."
-msgstr ""
-"The default ID scheme that will be applied for the data that is exported "
-"from the source system. In the case, that the selected scheme is not "
-"present, ID will be used as a fallback."
+msgid "Output data item ID scheme"
+msgstr "Output data item ID scheme"
+
+msgid "Applies to data elements, indicators, and program indicators."
+msgstr "Applies to data elements, indicators, and program indicators."
 
 msgid "Output data element ID scheme"
 msgstr "Output data element ID scheme"
 
 msgid ""
-"This scheme is applied to all data elements. It will override the "
-"outputDataItemIdScheme"
+"Applies to data elements. It will override the scheme specified by "
+"outputDataItemIdScheme for data elements."
 msgstr ""
-"This scheme is applied to all data elements. It will override the "
-"outputDataItemIdScheme"
-
-msgid "Output data item ID scheme"
-msgstr "Output data item ID scheme"
+"Applies to data elements. It will override the scheme specified by "
+"outputDataItemIdScheme for data elements."
 
 msgid "Output organisation unit ID scheme"
 msgstr "Output organisation unit ID scheme"
 
-msgid "Description for organisation unit ID scheme"
-msgstr "Description for organisation unit ID scheme"
-
 msgid "Edit exchange: Add request"
 msgstr "Edit exchange: Add request"
 
diff --git a/src/components/edit/exchange-update/exchange-form-contents.js b/src/components/edit/exchange-update/exchange-form-contents.js
index 9336133..d3dd869 100644
--- a/src/components/edit/exchange-update/exchange-form-contents.js
+++ b/src/components/edit/exchange-update/exchange-form-contents.js
@@ -270,6 +270,9 @@ export const ExchangeFormContents = React.memo(
                 </Subsection>
                 <Subsection
                     text={i18n.t('Input ID scheme options')}
+                    description={i18n.t(
+                        'Defines the scheme (ID, code, attribute value) on the target system that will be used, upon input, to match data sent from the source system.'
+                    )}
                     className={styles.idSchemeSection}
                 >
                     <>
@@ -283,16 +286,14 @@ export const ExchangeFormContents = React.memo(
                         <SchemeSelector
                             label={i18n.t('Input general ID scheme')}
                             description={i18n.t(
-                                'This is some description for this item'
+                                'Applies to all elements as the default ID scheme. If the chosen scheme is not present for a given element, ID will be used as the fallback.'
                             )}
                             name="target_idScheme"
                             disabled={editTargetSetupDisabled}
                         />
                         <SchemeSelector
                             label={i18n.t('Input data element ID scheme')}
-                            description={i18n.t(
-                                'This is a different description for this item'
-                            )}
+                            description={i18n.t('Applies to data elements.')}
                             name="target_dataElementIdScheme"
                             disabled={editTargetSetupDisabled}
                             canBeNone={true}
@@ -303,7 +304,7 @@ export const ExchangeFormContents = React.memo(
                         <SchemeSelector
                             label={i18n.t('Input organisation unit ID scheme')}
                             description={i18n.t(
-                                'Another description for this item'
+                                'Applies to organisation units.'
                             )}
                             name="target_orgUnitIdScheme"
                             disabled={editTargetSetupDisabled}
@@ -317,7 +318,7 @@ export const ExchangeFormContents = React.memo(
                                 'Input category option combo ID scheme'
                             )}
                             description={i18n.t(
-                                'Last description for this item'
+                                'Applies to category option combos.'
                             )}
                             name="target_categoryOptionComboIdScheme"
                             disabled={editTargetSetupDisabled}
diff --git a/src/components/edit/request-update/request-form-contents.js b/src/components/edit/request-update/request-form-contents.js
index 675b1d8..add6af1 100644
--- a/src/components/edit/request-update/request-form-contents.js
+++ b/src/components/edit/request-update/request-form-contents.js
@@ -119,36 +119,45 @@ export const RequestFormContents = () => {
                     />
                 </div>
             </Subsection>
-            <Subsection text={i18n.t('Output ID scheme options')}>
+            <Subsection
+                text={i18n.t('Output ID scheme options')}
+                description={i18n.t(
+                    'Defines how data from the source system will be output before it is sent to the target instance.'
+                )}
+            >
                 <>
                     <SchemeSelector
                         label={i18n.t('Output general ID scheme')}
                         description={i18n.t(
-                            'The default ID scheme that will be applied for the data that is exported from the source system. In the case, that the selected scheme is not present, ID will be used as a fallback.'
+                            'Applies to all elements as the default ID scheme. If the chosen scheme is not present for a given element, ID will be used as the fallback.'
                         )}
                         name="source_outputIdScheme"
                     />
+                    {outputDataItemIdSchemeAvailable && (
+                        <SchemeSelector
+                            label={i18n.t('Output data item ID scheme')}
+                            description={i18n.t(
+                                'Applies to data elements, indicators, and program indicators.'
+                            )}
+                            name="source_outputDataItemIdScheme"
+                            canBeNone={true}
+                            defaultIDSchemeName={i18n.t(
+                                'Output general ID scheme'
+                            )}
+                        />
+                    )}
                     <SchemeSelector
                         label={i18n.t('Output data element ID scheme')}
                         description={i18n.t(
-                            'This scheme is applied to all data elements. It will override the outputDataItemIdScheme'
+                            'Applies to data elements. For data elements, it will override the scheme specified by Output data item ID scheme.'
                         )}
                         name="source_outputDataElementIdScheme"
                         canBeNone={true}
                         defaultIDSchemeName={i18n.t('Output general ID scheme')}
                     />
-                    {outputDataItemIdSchemeAvailable && (
-                        <SchemeSelector
-                            label={i18n.t('Output data item ID scheme')}
-                            name="source_outputDataItemIdScheme"
-                        />
-                    )}
-
                     <SchemeSelector
                         label={i18n.t('Output organisation unit ID scheme')}
-                        description={i18n.t(
-                            'Description for organisation unit ID scheme'
-                        )}
+                        description={i18n.t('Applies to organisation units.')}
                         name="source_outputOrgUnitIdScheme"
                         canBeNone={true}
                         defaultIDSchemeName={i18n.t('Output general ID scheme')}
diff --git a/src/components/edit/request-update/request-form-contents.module.css b/src/components/edit/request-update/request-form-contents.module.css
index cf9c711..4e95c66 100644
--- a/src/components/edit/request-update/request-form-contents.module.css
+++ b/src/components/edit/request-update/request-form-contents.module.css
@@ -25,3 +25,10 @@
 .checkContainer {
     margin-block-start: var(--spacers-dp16);
 }
+
+.schemeExplanationText {
+    font-size: 12px;
+    color: var(--colors-grey700);
+    font-weight: 400;
+    margin: 0 0 var(--spacers-dp8) 0;
+}
diff --git a/src/components/edit/shared/form-subsection.js b/src/components/edit/shared/form-subsection.js
index 3773602..e7b9d25 100644
--- a/src/components/edit/shared/form-subsection.js
+++ b/src/components/edit/shared/form-subsection.js
@@ -2,10 +2,13 @@ import PropTypes from 'prop-types'
 import React from 'react'
 import styles from './form-subsection.module.css'
 
-export const Subsection = ({ text, children, className = '' }) => (
+export const Subsection = ({ text, description, children, className = '' }) => (
     <div className={className}>
         <div className={styles.subtitleContainer}>
             <div className={styles.subtitle}>{text}</div>
+            {description && (
+                <div className={styles.description}>{description}</div>
+            )}
         </div>
         <div className={styles.subsectionContent}>{children}</div>
     </div>
@@ -14,5 +17,6 @@ export const Subsection = ({ text, children, className = '' }) => (
 Subsection.propTypes = {
     children: PropTypes.node,
     className: PropTypes.string,
+    description: PropTypes.string,
     text: PropTypes.string,
 }
diff --git a/src/components/edit/shared/form-subsection.module.css b/src/components/edit/shared/form-subsection.module.css
index f260b4b..348922a 100644
--- a/src/components/edit/shared/form-subsection.module.css
+++ b/src/components/edit/shared/form-subsection.module.css
@@ -16,6 +16,14 @@
     display: inline-block;
 }
 
+.description {
+    margin-inline-start: var(--spacers-dp4);
+    margin-block-start: var(--spacers-dp8);
+    font-size: 14px;
+    color: var(--colors-grey700);
+    display: block;
+}
+
 .subsectionContent {
     padding: var(--spacers-dp4);
 }