diff --git a/htdocs/core/modules/modProjet.class.php b/htdocs/core/modules/modProjet.class.php
index f18a55ff6d8..f8b82e8faa3 100644
--- a/htdocs/core/modules/modProjet.class.php
+++ b/htdocs/core/modules/modProjet.class.php
@@ -152,7 +152,7 @@ class modProjet extends DolibarrModules
 
 		$r++;
 		$this->rights[$r][0] = 41; // id de la permission
-		$this->rights[$r][1] = "Read projects and tasks (shared projects or projects I am contact for). Can also enter time consumed on assigned tasks (timesheet)"; // libelle de la permission
+		$this->rights[$r][1] = "Read projects and tasks (shared projects or projects I am contact for)"; // libelle de la permission
 		$this->rights[$r][2] = 'r'; // type de la permission (deprecie a ce jour)
 		$this->rights[$r][3] = 0; // La permission est-elle une permission par defaut
 		$this->rights[$r][4] = 'lire';
@@ -188,7 +188,7 @@ class modProjet extends DolibarrModules
 
 		$r++;
 		$this->rights[$r][0] = 142; // id de la permission
-		$this->rights[$r][1] = "Create/modify all projects and tasks (also private projects I am not contact for). Can also enter time consumed on assigned tasks (timesheet)"; // libelle de la permission
+		$this->rights[$r][1] = "Create/modify all projects and tasks (also private projects I am not contact for)"; // libelle de la permission
 		$this->rights[$r][2] = 'w'; // type de la permission (deprecie a ce jour)
 		$this->rights[$r][3] = 0; // La permission est-elle une permission par defaut
 		$this->rights[$r][4] = 'all';
@@ -202,6 +202,12 @@ class modProjet extends DolibarrModules
 		$this->rights[$r][4] = 'all';
 		$this->rights[$r][5] = 'supprimer';
 
+		$r++;
+		$this->rights[$r][0] = 145; // id de la permission
+		$this->rights[$r][1] = "Can enter time consumed on assigned tasks (timesheet)"; // libelle de la permission
+		$this->rights[$r][2] = 'w'; // type de la permission (deprecie a ce jour)
+		$this->rights[$r][3] = 0; // La permission est-elle une permission par defaut
+		$this->rights[$r][4] = 'time';
 
 		// Menus
 		//-------
diff --git a/htdocs/langs/en_US/admin.lang b/htdocs/langs/en_US/admin.lang
index 69dfc6bd478..4b60b70f7ad 100644
--- a/htdocs/langs/en_US/admin.lang
+++ b/htdocs/langs/en_US/admin.lang
@@ -718,7 +718,8 @@ Permission34=Delete products
 Permission36=See/manage hidden products
 Permission38=Export products
 Permission39=Ignore minimum price
-Permission41=Read projects and tasks (shared project and projects I'm contact for). Can also enter time consumed, for me or my hierarchy, on assigned tasks (Timesheet)
+Permission41=Read projects and tasks (shared project and projects I'm contact for).
+Permission145=Can enter time consumed, for me or my hierarchy, on assigned tasks (Timesheet)
 Permission42=Create/modify projects (shared project and projects I'm contact for). Can also create tasks and assign users to project and tasks
 Permission44=Delete projects (shared project and projects I'm contact for)
 Permission45=Export projects
diff --git a/htdocs/langs/fr_FR/admin.lang b/htdocs/langs/fr_FR/admin.lang
index 034f105f6d8..8aa317ca305 100644
--- a/htdocs/langs/fr_FR/admin.lang
+++ b/htdocs/langs/fr_FR/admin.lang
@@ -718,7 +718,8 @@ Permission34=Supprimer les produits
 Permission36=Voir/gérer les produits cachés
 Permission38=Exporter les produits
 Permission39=Ignorer le prix minimum
-Permission41=Lire les projets et tâches (partagés ou dont vous n'êtes pas contact). Permet la saisie de temps passé, pour vous-même et votre hiérarchie (vos subordonnés), sur les tâches assignées (Feuilles de temps).
+Permission41=Lire les projets et tâches (partagés ou dont vous n'êtes pas contact).
+Permission145=Permet la saisie de temps passé, pour vous-même et votre hiérarchie (vos subordonnés), sur les tâches assignées (Feuilles de temps).
 Permission42=Créer/modifier les projets (projets partagés et projets pour lesquels je suis contact). Permet aussi de créer des tâches et d'assigner des utilisateurs aux projets et tâches.
 Permission44=Supprimer les projets et tâches (partagés ou dont je suis contact)
 Permission45=Exporter les projets
diff --git a/htdocs/projet/tasks/time.php b/htdocs/projet/tasks/time.php
index aab0fb8dbcf..53d0e6c7f91 100644
--- a/htdocs/projet/tasks/time.php
+++ b/htdocs/projet/tasks/time.php
@@ -169,7 +169,7 @@ if (GETPOST('button_removefilter_x', 'alpha') || GETPOST('button_removefilter.x'
 	$action = '';
 }
 
-if ($action == 'addtimespent' && $user->rights->projet->lire) {
+if ($action == 'addtimespent' && $user->rights->projet->time) {
 	$error = 0;
 
 	$timespent_durationhour = GETPOST('timespent_durationhour', 'int');
@@ -313,7 +313,7 @@ if (($action == 'updateline' || $action == 'updatesplitline') && !$cancel && $us
 	}
 }
 
-if ($action == 'confirm_deleteline' && $confirm == "yes" && $user->rights->projet->lire) {
+if ($action == 'confirm_deleteline' && $confirm == "yes" && $user->rights->projet->supprimer) {
 	$object->fetchTimeSpent(GETPOST('lineid', 'int'));	// load properties like $object->timespent_id
 
 	if (in_array($object->timespent_fk_user, $childids) || $user->rights->projet->all->creer) {
@@ -888,7 +888,7 @@ if (($id > 0 || !empty($ref)) || $projectidforalltimes > 0 || $allprojectforuser
 		$linktocreatetimeBtnStatus = 0;
 		$linktocreatetimeUrl = '';
 		$linktocreatetimeHelpText = '';
-		if ($user->rights->projet->all->lire || $user->rights->projet->lire) {	// To enter time, read permission is enough
+		if ($user->rights->projet->all->lire || $user->rights->projet->time) {
 			if ($projectstatic->public || $userRead > 0) {
 				$linktocreatetimeBtnStatus = 1;
 
@@ -1032,6 +1032,10 @@ if (($id > 0 || !empty($ref)) || $projectidforalltimes > 0 || $allprojectforuser
 
 
 	if ($projectstatic->id > 0 || $allprojectforuser > 0) {
+		if ($action == 'deleteline' && !empty($projectidforalltimes)) {
+			print $form->formconfirm($_SERVER["PHP_SELF"]."?".($object->id > 0 ? "id=".$object->id : 'projectid='.$projectstatic->id).'&lineid='.GETPOST('lineid', 'int').($withproject ? '&withproject=1' : ''), $langs->trans("DeleteATimeSpent"), $langs->trans("ConfirmDeleteATimeSpent"), "confirm_deleteline", '', '', 1);
+		}
+
 		// Initialize technical object to manage hooks. Note that conf->hooks_modules contains array
 		$hookmanager->initHooks(array('tasktimelist'));
 
@@ -1129,7 +1133,7 @@ if (($id > 0 || !empty($ref)) || $projectidforalltimes > 0 || $allprojectforuser
 			print '<input type="hidden" name="action" value="updateline">';
 		} elseif ($action == 'splitline') {
 			print '<input type="hidden" name="action" value="updatesplitline">';
-		} elseif ($action == 'createtime' && $user->rights->projet->lire) {
+		} elseif ($action == 'createtime' && $user->rights->projet->time) {
 			print '<input type="hidden" name="action" value="addtimespent">';
 		} elseif ($massaction == 'generateinvoice' && $user->rights->facture->lire) {
 			print '<input type="hidden" name="action" value="confirm_generateinvoice">';
@@ -1403,7 +1407,7 @@ if (($id > 0 || !empty($ref)) || $projectidforalltimes > 0 || $allprojectforuser
 		/*
 		 * Form to add a new line of time spent
 		 */
-		if ($action == 'createtime' && $user->rights->projet->lire) {
+		if ($action == 'createtime' && $user->rights->projet->time) {
 			print '<!-- table to add time spent -->'."\n";
 			if (!empty($id)) {
 				print '<input type="hidden" name="taskid" value="'.$id.'">';
@@ -1863,8 +1867,8 @@ if (($id > 0 || !empty($ref)) || $projectidforalltimes > 0 || $allprojectforuser
 				print '<input type="submit" class="button buttongen margintoponlyshort marginbottomonlyshort button-save" name="save" value="'.$langs->trans("Save").'">';
 				print '<br>';
 				print '<input type="submit" class="button buttongen margintoponlyshort marginbottomonlyshort button-cancel" name="cancel" value="'.$langs->trans("Cancel").'">';
-			} elseif ($user->rights->projet->lire || $user->rights->projet->all->creer) {	 // Read project and enter time consumed on assigned tasks
-				if (in_array($task_time->fk_user, $childids) || $user->rights->projet->all->creer) {
+			} elseif ($user->rights->projet->time || $user->rights->projet->all->creer) {	 // Read project and enter time consumed on assigned tasks
+				if ($task_time->fk_user == $user->id || in_array($task_time->fk_user, $childids) || $user->rights->projet->all->creer) {
 					if ($conf->MAIN_FEATURES_LEVEL >= 2) {
 						print '&nbsp;';
 						print '<a class="reposition" href="'.$_SERVER["PHP_SELF"].'?id='.$task_time->fk_task.'&action=splitline&token='.newToken().'&lineid='.$task_time->rowid.$param.((empty($id) || $tab == 'timespent') ? '&tab=timespent' : '').'">';