diff --git a/htdocs/comm/propal/list.php b/htdocs/comm/propal/list.php
index 619203c4dca..db59fd5f942 100644
--- a/htdocs/comm/propal/list.php
+++ b/htdocs/comm/propal/list.php
@@ -472,6 +472,8 @@ if ($resql)
 		'generate_doc'=>$langs->trans("ReGeneratePDF"),
 		'builddoc'=>$langs->trans("PDFMerge"),
 		'presend'=>$langs->trans("SendByMail"),
+		'prevalidate'=>$langs->trans("Validate"),
+		'presign'=>$langs->trans("Sign"),
 	);
 	if ($user->rights->propal->supprimer) $arrayofmassactions['predelete'] = '<span class="fa fa-trash paddingrightonly"></span>'.$langs->trans("Delete");
 	if ($user->rights->propal->cloturer) $arrayofmassactions['closed'] = $langs->trans("Close");
@@ -502,6 +504,16 @@ if ($resql)
 	$trackid = 'pro'.$object->id;
 	include DOL_DOCUMENT_ROOT.'/core/tpl/massactions_pre.tpl.php';
 
+	if ($massaction == 'prevalidate')
+	{
+		print $form->formconfirm($_SERVER["PHP_SELF"], $langs->trans("ConfirmMassValidation"), $langs->trans("ConfirmMassValidationQuestion"), "validate", null, '', 0, 200, 500, 1);
+	}
+
+	if ($massaction == 'presign')
+	{
+		print $form->formconfirm($_SERVER["PHP_SELF"], $langs->trans("ConfirmMassSignature"), $langs->trans("ConfirmMassSignatureQuestion"), "sign", null, '', 0, 200, 500, 1);
+	}
+
 	if ($sall)
 	{
 		foreach ($fieldstosearchall as $key => $val) $fieldstosearchall[$key] = $langs->trans($val);
@@ -1270,10 +1282,72 @@ if ($resql)
 	$delallowed = $user->rights->propal->creer;
 
 	print $formfile->showdocuments('massfilesarea_proposals', '', $filedir, $urlsource, 0, $delallowed, '', 1, 1, 0, 48, 1, $param, $title, '', '', '', null, $hidegeneratedfilelistifempty);
+
+	if ($action == 'validate') {
+		if (GETPOST('confirm') == 'yes') {
+			$tmpproposal = new Propal($db);
+			$db->begin();
+			$error = 0;
+			foreach ($toselect as $checked) {
+				if ($tmpproposal->fetch($checked)) {
+					if ($tmpproposal->statut == 0) {
+						if ($tmpproposal->valid($user)){
+							setEventMessage($tmpproposal->ref . " " . $langs->trans('PassedInOpenStatus'), 'mesgs');
+						} else {
+							setEventMessage($langs->trans('CantBeValidated'), 'errors');
+							$error++;
+						}
+					} else {
+						setEventMessage($tmpproposal->ref . " " . $langs->trans('IsNotADraft'), 'errors');
+						$error++;
+					}
+				}
+				dol_print_error($db);
+				$error++;
+			}
+			if ($error){
+				$db->rollback();
+			} else {
+				$db->commit();
+			}
+		}
+	}
+
+	if ($action == "sign") {
+		if (GETPOST('confirm') == 'yes') {
+			$tmpproposal = new Propal($db);
+			$db->begin();
+			$error = 0;
+			foreach ($toselect as $checked) {
+				if ($tmpproposal->fetch($checked)) {
+					if ($tmpproposal->statut == 1) {
+						$tmpproposal->statut = 2;
+						if ($tmpproposal->update($user)) {
+							setEventMessage($tmpproposal->ref . " " . $langs->trans('Signed'), 'mesgs');
+						} else {
+							dol_print_error($db);
+							$error++;
+						}
+					} else {
+						setEventMessage($tmpproposal->ref . " " . $langs->trans('CantBeSign'), 'errors');
+						$error++;
+					}
+				} else {
+					dol_print_error($db);
+					$error++;
+				}
+			}
+			if ($error){
+				$db->rollback();
+			} else {
+				$db->commit();
+			}
+		}
+	}
 } else {
-	dol_print_error($db);
+		dol_print_error($db);
 }
 
-// End of page
-llxFooter();
-$db->close();
+	// End of page
+	llxFooter();
+	$db->close();
diff --git a/htdocs/langs/fr_FR/propal.lang b/htdocs/langs/fr_FR/propal.lang
index fea0bcd75f0..03981e2b17d 100644
--- a/htdocs/langs/fr_FR/propal.lang
+++ b/htdocs/langs/fr_FR/propal.lang
@@ -85,3 +85,16 @@ ProposalCustomerSignature=Cachet, Date, Signature et mention "Bon pour Accord"
 ProposalsStatisticsSuppliers=Statistiques de propositions commerciales
 CaseFollowedBy=Affaire suivie par
 SignedOnly=Signé seulement
+IsNotADraft = n'est pas un brouillon
+PassedInOpenStatus = passé au statut "ouvert"
+CantBeSign = ne peut pas être signée
+Sign = Signer
+Signed = signé
+CantBeSign = ne peut pas être signé
+CantBeValidated = Ne peut pas être validé
+ConfirmMassValidation = Confirmer la validation ?
+ConfirmMassSignature = Confirmer la signature ?
+ConfirmMassValidationQuestion = Voulez-vous confirmer la validation des devis brouillons selectionnés ?
+ConfirmMassSignatureQuestion = Voulez-vous confirmer la signature des devis ouvert selectionnés ?
+PropNoProductOrService = devis ne contient pas de produits ni de services
+PropsNoProductOrService = devis ne contiennent pas de produits ni de services