diff --git a/client/src/components/DecisionSupportFilePage/ClarificationSection.tsx b/client/src/components/DecisionSupportFilePage/ClarificationSection.tsx
index 264dfbc..21c1c0a 100644
--- a/client/src/components/DecisionSupportFilePage/ClarificationSection.tsx
+++ b/client/src/components/DecisionSupportFilePage/ClarificationSection.tsx
@@ -7,7 +7,7 @@ export interface ClarificationSectionProps extends DecisionSupportFileUpdaterPro
 
 const ClarificationSectionName = 'clarification';
 
-export const ClarificationSection: FunctionComponent<ClarificationSectionProps> = ({ dsf, updateDSF }) => {
+export const ClarificationSection: FunctionComponent<ClarificationSectionProps> = ({ dsf, updateDSF, readOnly }) => {
   const [ state, setState ] = useState({
     changed: false,
     section: {
@@ -51,15 +51,16 @@ export const ClarificationSection: FunctionComponent<ClarificationSectionProps>
     <section>
       <div className="box">
         <div className="field">
-          <label className="label">Intitulé du dossier</label>
+          <label className="label is-medium">Intitulé du dossier</label>
           <div className="control">
-            <input className="input" type="text" value={dsf.title} onChange={onTitleChange} />
+            <input className="input is-medium" type="text" readOnly={readOnly} value={dsf.title} onChange={onTitleChange} />
           </div>
         </div>
         <div className="field">
-          <label className="label">Quelle décision devons nous prendre ?</label>
+          <label className="label is-medium">Quelle décision devons nous prendre ?</label>
           <div className="control">
-            <textarea className="textarea"
+            <textarea className="textarea is-medium"
+              readOnly={readOnly}
               value={state.section.objectives}
               onChange={onSectionAttrChange.bind(null, 'objectives')}
               placeholder="Décrire globalement les tenants et aboutissants de la décision à prendre." 
@@ -69,9 +70,10 @@ export const ClarificationSection: FunctionComponent<ClarificationSectionProps>
           <p className="help is-info"><i className="fa fa-info-circle"></i> Ne pas essayer de rentrer trop dans les détails ici. Préférer l'utilisation des annexes et y faire référence.</p>
         </div>
         <div className="field">
-          <label className="label">Pourquoi devons nous prendre cette décision ?</label>
+          <label className="label is-medium">Pourquoi devons nous prendre cette décision ?</label>
           <div className="control">
-            <textarea className="textarea"
+            <textarea className="textarea is-medium"
+              readOnly={readOnly}
               value={state.section.motivations}
               onChange={onSectionAttrChange.bind(null, 'motivations')}
               placeholder="Décrire pourquoi il est important de prendre cette décision." 
@@ -81,10 +83,11 @@ export const ClarificationSection: FunctionComponent<ClarificationSectionProps>
           <p className="help is-info"><i className="fa fa-info-circle"></i> Penser à indiquer si des obligations légales pèsent sur cette prise de décision.</p>
         </div>
         <div className="field">
-          <label className="label">Portée de la décision</label>
+          <label className="label is-medium">Portée de la décision</label>
           <div className="control">
-            <div className="select">
-              <select 
+            <div className="select is-medium">
+              <select
+                disabled={readOnly}
                 onChange={onSectionAttrChange.bind(null, 'scope')} 
                 value={state.section.scope}>
                 <option></option>
@@ -96,10 +99,12 @@ export const ClarificationSection: FunctionComponent<ClarificationSectionProps>
           </div>
         </div>
         <div className="field">
-          <label className="label">Nature de la décision</label>
+          <label className="label is-medium">Nature de la décision</label>
           <div className="control">
-            <div className="select">
-              <select onChange={onSectionAttrChange.bind(null, 'nature')} 
+            <div className="select is-medium">
+              <select
+                disabled={readOnly}
+                onChange={onSectionAttrChange.bind(null, 'nature')} 
                 value={state.section.nature}>
                 <option></option>
                 <option value="operational">Opérationnelle</option>
@@ -114,16 +119,19 @@ export const ClarificationSection: FunctionComponent<ClarificationSectionProps>
           <div className="column">
             <label className="checkbox">
               <input type="checkbox"
+                className="is-medium"
+                disabled={readOnly}
                 onChange={onSectionAttrChange.bind(null, 'hasDeadline')}
                 checked={state.section.hasDeadline} />
-              <span className="ml-1">Existe t'il une échéance particulière pour cette décision ?</span>
+              <span className="ml-1 has-text-weight-bold is-size-5">Existe t'il une échéance particulière pour cette décision ?</span>
             </label>
             <div className="field">
               <div className="control">
-                <input disabled={!state.section.hasDeadline} 
+                <input disabled={!state.section.hasDeadline}
+                  readOnly={readOnly}
                   value={state.section.deadline ? asDate(state.section.deadline).toISOString().substr(0, 10) : ''}
                   onChange={onDeadlineChange}
-                  type="date" className="input" />
+                  type="date" className="input is-medium" />
               </div>
             </div>
           </div>
diff --git a/client/src/components/DecisionSupportFilePage/DecisionSupportFilePage.tsx b/client/src/components/DecisionSupportFilePage/DecisionSupportFilePage.tsx
index 84da55f..0459dd3 100644
--- a/client/src/components/DecisionSupportFilePage/DecisionSupportFilePage.tsx
+++ b/client/src/components/DecisionSupportFilePage/DecisionSupportFilePage.tsx
@@ -7,8 +7,8 @@ import { DecisionSupportFile, newDecisionSupportFile, DecisionSupportFileStatus
 import { useParams, useHistory } from 'react-router';
 import { useDecisionSupportFiles } from '../../gql/queries/dsf';
 import { useCreateDecisionSupportFileMutation, useUpdateDecisionSupportFileMutation } from '../../gql/mutations/dsf';
-import { useDebounce } from '../../hooks/useDebounce';
 import { OptionsSection } from './OptionsSection';
+import { useIsAuthorized } from '../../gql/queries/authorization';
 
 export interface DecisionSupportFilePageProps {
 
@@ -31,6 +31,16 @@ export const DecisionSupportFilePage: FunctionComponent<DecisionSupportFilePageP
     selectedTabIndex: 0,
   });
 
+
+  const { isAuthorized } = useIsAuthorized({
+    variables: {
+      action: 'update',
+      object: {
+        decisionSupportFileId: state.dsf.id,
+      }
+    }
+  }, id === 'new');
+
   useEffect(() => {
     const dsf = decisionSupportFiles.length > 0 && decisionSupportFiles[0].id === id ? decisionSupportFiles[0] : {};
     setState(state => ({ ...state, dsf: { ...state.dsf, ...dsf }}))
@@ -96,7 +106,7 @@ export const DecisionSupportFilePage: FunctionComponent<DecisionSupportFilePageP
                 </div> :
                 <div className="level-item">
                   <div>
-                    <h2 className="is-size-3 title is-spaced">{state.dsf.title}</h2>
+              <h2 className="is-size-3 title is-spaced">{state.dsf.title} <span className={`ml-3 tag is-warning is-medium ${ isAuthorized ? 'is-hidden' : ''}`}>Lecture seule</span></h2>
                     <h3 className="is-size-5 subtitle">Dossier d'Aide à la Décision <span className="is-italic">{ isClosed ? '(clos)' : null }</span></h3>
                   </div>
                 </div>
@@ -141,17 +151,17 @@ export const DecisionSupportFilePage: FunctionComponent<DecisionSupportFilePageP
             </div>
             {
               state.selectedTabIndex === 0 ?
-              <ClarificationSection dsf={state.dsf} updateDSF={updateDSF} /> :
+              <ClarificationSection readOnly={!isAuthorized} dsf={state.dsf} updateDSF={updateDSF} /> :
               null
             }
             {
               state.selectedTabIndex === 1 ?
-              <OptionsSection dsf={state.dsf} updateDSF={updateDSF} /> :
+              <OptionsSection readOnly={!isAuthorized} dsf={state.dsf} updateDSF={updateDSF} /> :
               null
             }
           </div>
           <div className="column is-3">
-            <MetadataPanel dsf={state.dsf} updateDSF={updateDSF} />
+            <MetadataPanel readOnly={!isAuthorized} dsf={state.dsf} updateDSF={updateDSF} />
             <AppendixPanel dsf={state.dsf} />
           </div>
         </div>
diff --git a/client/src/components/DecisionSupportFilePage/DecisionSupportFileUpdaterProps.tsx b/client/src/components/DecisionSupportFilePage/DecisionSupportFileUpdaterProps.tsx
index 5c065f9..2a78489 100644
--- a/client/src/components/DecisionSupportFilePage/DecisionSupportFileUpdaterProps.tsx
+++ b/client/src/components/DecisionSupportFilePage/DecisionSupportFileUpdaterProps.tsx
@@ -3,4 +3,5 @@ import { DecisionSupportFile } from "../../types/decision";
 export interface DecisionSupportFileUpdaterProps {
   dsf: DecisionSupportFile
   updateDSF: (dsf: DecisionSupportFile) => void
+  readOnly: boolean
 }
\ No newline at end of file
diff --git a/client/src/components/DecisionSupportFilePage/MetadataPanel.tsx b/client/src/components/DecisionSupportFilePage/MetadataPanel.tsx
index 9e4e823..b3e753b 100644
--- a/client/src/components/DecisionSupportFilePage/MetadataPanel.tsx
+++ b/client/src/components/DecisionSupportFilePage/MetadataPanel.tsx
@@ -5,10 +5,11 @@ import { useUserProfile } from '../../gql/queries/profile';
 import { inWorkgroup } from '../../types/workgroup';
 import { DecisionSupportFileUpdaterProps } from './DecisionSupportFileUpdaterProps';
 import { asDate } from '../../util/date';
+import { Link } from 'react-router-dom';
 
 export interface MetadataPanelProps extends DecisionSupportFileUpdaterProps {};
 
-export const MetadataPanel: FunctionComponent<MetadataPanelProps> = ({ dsf, updateDSF }) => {
+export const MetadataPanel: FunctionComponent<MetadataPanelProps> = ({ dsf, updateDSF, readOnly }) => {
   const { user } = useUserProfile();
   const { workgroups } = useWorkgroups();
 
@@ -39,26 +40,36 @@ export const MetadataPanel: FunctionComponent<MetadataPanelProps> = ({ dsf, upda
         <div style={{width:'100%'}}>
           <div className="field">
             <div className="label">Groupe de travail</div>
-            <div className="control is-expanded">
-              <div className="select is-fullwidth">
-                <select onChange={onWorkgroupChanged} value={dsf.workgroup ? dsf.workgroup.id : ''}>
-                  <option></option>
-                  {
-                    userOpenedWorkgroups.map(wg => {
-                      return (
-                        <option key={`wg-${wg.id}`} value={wg.id}>{wg.name}</option>
-                      );
-                    })
-                  }
-                </select>
+            {
+              readOnly && dsf.workgroup !== null ?
+              <Link to={`/workgroups/${dsf.workgroup.id}`}>{dsf.workgroup.name}</Link> :
+              <div className="control is-expanded">
+                <div className="select is-fullwidth">
+                  <select
+                    disabled={readOnly}
+                    onChange={onWorkgroupChanged} 
+                    value={dsf.workgroup ? dsf.workgroup.id : ''}>
+                    <option></option>
+                    {
+                      userOpenedWorkgroups.map(wg => {
+                        return (
+                          <option key={`wg-${wg.id}`} value={wg.id}>{wg.name}</option>
+                        );
+                      })
+                    }
+                  </select>
+                </div>
               </div>
-            </div>
+            }
           </div>
           <div className="field">
             <div className="label">Statut</div>
             <div className="control is-expanded">
               <div className="select is-fullwidth">
-                <select onChange={onStatusChanged} value={dsf.status}>
+                <select
+                  disabled={readOnly}
+                  onChange={onStatusChanged} 
+                  value={dsf.status}>
                   <option value="draft">Brouillon</option>
                   <option value="ready">Prêt à voter</option>
                   <option value="voted">Voté</option>
diff --git a/client/src/components/DecisionSupportFilePage/OptionsSection.tsx b/client/src/components/DecisionSupportFilePage/OptionsSection.tsx
index 7c4e256..d44e5e1 100644
--- a/client/src/components/DecisionSupportFilePage/OptionsSection.tsx
+++ b/client/src/components/DecisionSupportFilePage/OptionsSection.tsx
@@ -6,7 +6,7 @@ export interface OptionsSectionProps extends DecisionSupportFileUpdaterProps {};
 
 const OptionsSectionName = 'options';
 
-export const OptionsSection: FunctionComponent<OptionsSectionProps> = ({ dsf, updateDSF }) => {
+export const OptionsSection: FunctionComponent<OptionsSectionProps> = ({ dsf, updateDSF, readOnly }) => {
   interface OptionsSectionState {
     changed: boolean
     section: OptionsSection
@@ -94,6 +94,7 @@ export const OptionsSection: FunctionComponent<OptionsSectionProps> = ({ dsf, up
                                 <tr key={`option-${o.id}`}>
                                     <td>
                                         <button
+                                            disabled={readOnly}
                                             onClick={onRemoveOptionClick.bind(null, index)}
                                             className="button is-danger is-small is-outlined">
                                         🗑️
@@ -101,6 +102,7 @@ export const OptionsSection: FunctionComponent<OptionsSectionProps> = ({ dsf, up
                                     </td>
                                     <td>
                                       <textarea className="textarea"
+                                        readOnly={readOnly}
                                         value={o.label}
                                         onChange={onOptionChange.bind(null, index, 'label')}
                                         placeholder="Décrire cette décision." 
@@ -110,6 +112,7 @@ export const OptionsSection: FunctionComponent<OptionsSectionProps> = ({ dsf, up
                                     <td>
                                       <textarea className="textarea is-success"
                                         value={o.pros}
+                                        readOnly={readOnly}
                                         onChange={onOptionChange.bind(null, index, 'pros')}
                                         placeholder="Décrire les avantages de cette décision." 
                                         rows={10}>
@@ -118,6 +121,7 @@ export const OptionsSection: FunctionComponent<OptionsSectionProps> = ({ dsf, up
                                     <td>
                                       <textarea className="textarea is-danger"
                                         value={o.cons}
+                                        readOnly={readOnly}
                                         onChange={onOptionChange.bind(null, index, 'cons')}
                                         placeholder="Décrire les désavantages de cette décision." 
                                         rows={10}>
@@ -139,9 +143,12 @@ export const OptionsSection: FunctionComponent<OptionsSectionProps> = ({ dsf, up
                 <tfoot>
                     <tr>
                         <td colSpan={5}>
-                          <a className="button is-primary is-pulled-right" onClick={onAddOptionClick}>
+                          <button
+                            disabled={readOnly}
+                            className="button is-primary is-pulled-right" 
+                            onClick={onAddOptionClick}>
                           Ajouter
-                          </a>
+                          </button>
                         </td>
                     </tr>
                 </tfoot>