diff --git a/addons/hr_timesheet/models/project.py b/addons/hr_timesheet/models/project.py
index 8a559139e59..4202e49bc45 100644
--- a/addons/hr_timesheet/models/project.py
+++ b/addons/hr_timesheet/models/project.py
@@ -10,6 +10,7 @@ class Project(models.Model):
 
     allow_timesheets = fields.Boolean("Allow timesheets", default=True)
 
+
 class Task(models.Model):
     _inherit = "project.task"
 
@@ -25,7 +26,7 @@ class Task(models.Model):
                     children_hours += max(child_task.planned_hours, child_task.effective_hours + child_task.children_hours)
 
             task.children_hours = children_hours
-            task.effective_hours = sum(task.timesheet_ids.mapped('unit_amount'))
+            task.effective_hours = sum(task.sudo().timesheet_ids.mapped('unit_amount'))  # use 'sudo' here to allow project user (without timesheet user right) to create task
             task.remaining_hours = task.planned_hours - task.effective_hours - task.children_hours
             task.total_hours = max(task.planned_hours, task.effective_hours)
             task.total_hours_spent = task.effective_hours + task.children_hours
diff --git a/addons/hr_timesheet/views/project_views.xml b/addons/hr_timesheet/views/project_views.xml
index 4b3bf9ad4b0..50afd40a4d1 100644
--- a/addons/hr_timesheet/views/project_views.xml
+++ b/addons/hr_timesheet/views/project_views.xml
@@ -40,7 +40,7 @@
             <field name="priority">24</field>
             <field name="arch" type="xml">
                 <button name="toggle_active" position="before">
-                    <button class="oe_stat_button" name="%(act_hr_timesheet_line_by_project)d" type="action" icon="fa-calendar" string="Timesheets" attrs="{'invisible': [('allow_timesheets', '=', False)]}"/>
+                    <button class="oe_stat_button" name="%(act_hr_timesheet_line_by_project)d" type="action" icon="fa-calendar" string="Timesheets" attrs="{'invisible': [('allow_timesheets', '=', False)]}" groups="hr_timesheet.group_hr_timesheet_user"/>
                 </button>
                 <xpath expr="//div[@name='options_active']" position="inside">
                     <div>
@@ -55,11 +55,10 @@
             <field name="name">project.task.form.inherited</field>
             <field name="model">project.task</field>
             <field name="inherit_id" ref="project.view_task_form2" />
-            <field name="groups_id" eval="[(4, ref('base.group_user'))]"/>
+            <field name="groups_id" eval="[(6,0, (ref('hr_timesheet.group_hr_timesheet_user'),))]"/>
             <field name="arch" type="xml">
                 <xpath expr="//notebook/page[@name='description_page']" position="after">
-                    <page string="Timesheets" attrs="{'invisible': [('project_id', '=', False)]}"  groups="hr_timesheet.group_hr_timesheet_user">
-
+                    <page string="Timesheets" attrs="{'invisible': [('project_id', '=', False)]}">
                         <group>
                             <group>
                                 <field name="planned_hours" widget="float_time"/>
@@ -119,12 +118,12 @@
                     <field name="allow_timesheets" invisible="1"/>
                 </field>
                 <xpath expr="//div[hasclass('o_kanban_manage_reports')]/div[last()]" position="after">
-                    <div attrs="{'invisible': [('allow_timesheets', '=', False)]}">
+                    <div attrs="{'invisible': [('allow_timesheets', '=', False)]}" groups="hr_timesheet.group_hr_timesheet_user">
                         <a name="%(act_hr_timesheet_line_by_project)d" type="action">Timesheets</a>
                     </div>
                 </xpath>
                 <xpath expr="//div[hasclass('o_project_kanban_boxes')]" position="inside">
-                    <a t-if="record.allow_timesheets.raw_value" class="o_project_kanban_box" name="%(act_hr_timesheet_line_by_project)d" type="action">
+                    <a t-if="record.allow_timesheets.raw_value" class="o_project_kanban_box" name="%(act_hr_timesheet_line_by_project)d" type="action" groups="hr_timesheet.group_hr_timesheet_user">
                         <div>
                             <span class="o_label">Timesheets</span>
                         </div>
diff --git a/addons/sale_timesheet/views/project_task_views.xml b/addons/sale_timesheet/views/project_task_views.xml
index a311c8b9a1c..c2fc5e8c635 100644
--- a/addons/sale_timesheet/views/project_task_views.xml
+++ b/addons/sale_timesheet/views/project_task_views.xml
@@ -7,7 +7,7 @@
         <field name="inherit_id" ref="hr_timesheet.view_project_kanban_inherited"/>
         <field name="arch" type="xml">
             <xpath expr="//a[@t-if='record.allow_timesheets.raw_value']" position="replace">
-                <a t-if="record.allow_timesheets.raw_value" name="action_view_timesheet" type="object" class="o_project_kanban_box">
+                <a t-if="record.allow_timesheets.raw_value" name="action_view_timesheet" type="object" class="o_project_kanban_box" groups="hr_timesheet.group_hr_timesheet_user">
                     <div>
                         <span class="o_label">Overview</span>
                     </div>