diff --git a/bemade_fsm/models/fsm_visit.py b/bemade_fsm/models/fsm_visit.py
index 988d556..c610fc1 100644
--- a/bemade_fsm/models/fsm_visit.py
+++ b/bemade_fsm/models/fsm_visit.py
@@ -5,9 +5,9 @@ class FSMVisit(models.Model):
     _name = "bemade_fsm.visit"
     _description = 'Represents a single visit by assigned service personnel.'
 
-    label = fields.Text(string="Label", required=True, related='so_section_id.name', readonly=False)
+    label = fields.Text(string="Label", required=True, related='so_section_id.name', readonly=False, copy=True)
 
-    approx_date = fields.Date(string='Approximate Date')
+    approx_date = fields.Date(string='Approximate Date', copy=False)
 
     so_section_id = fields.Many2one(
         comodel_name="sale.order.line",
@@ -19,7 +19,7 @@ class FSMVisit(models.Model):
     sale_order_id = fields.Many2one(
         comodel_name="sale.order",
         string="Sales Order",
-        required=True
+        readonly=True,
     )
 
     is_completed = fields.Boolean(string="Completed", related="so_section_id.is_fully_delivered")
@@ -61,10 +61,10 @@ class FSMVisit(models.Model):
     @api.model_create_multi
     def create(self, vals_list):
         recs = super().create(vals_list)
-        for i, rec in enumerate(recs):
+        for i, rec in enumerate(recs.filtered(lambda visit: not visit.so_section_id)):
             rec.so_section_id = rec.env['sale.order.line'].create({
                 'order_id': rec.sale_order_id.id,
                 'display_type': 'line_section',
-                'name': vals_list[i]['label'],
+                'name': vals_list[i].get('label', False),
             })
         return recs
diff --git a/bemade_fsm/models/sale_order.py b/bemade_fsm/models/sale_order.py
index cd69b0a..15b23df 100644
--- a/bemade_fsm/models/sale_order.py
+++ b/bemade_fsm/models/sale_order.py
@@ -54,7 +54,7 @@ class SaleOrder(models.Model):
     def get_relevant_order_lines(self, task_id):
         self.ensure_one()
         linked_lines = self.order_line.filtered(lambda l: l.task_id == task_id
-                                                or l == task_id.visit_id.so_section_id)
+                                                          or l == task_id.visit_id.so_section_id)
         visit_lines = linked_lines.filtered(lambda l: l.visit_id)
         for line in visit_lines:
             linked_lines |= line.get_section_line_ids()
@@ -97,4 +97,7 @@ class SaleOrder(models.Model):
     def _inverse_default_equipment(self):
         pass
 
-
+    def copy(self, default=None):
+        rec = super().copy(default)
+        rec.visit_ids = [Command.set(rec.order_line.visit_ids.ids)]
+        return rec
diff --git a/bemade_fsm/models/sale_order_line.py b/bemade_fsm/models/sale_order_line.py
index 9b92685..bdab84f 100644
--- a/bemade_fsm/models/sale_order_line.py
+++ b/bemade_fsm/models/sale_order_line.py
@@ -14,7 +14,8 @@ class SaleOrderLine(models.Model):
     visit_ids = fields.One2many(
         comodel_name="bemade_fsm.visit",
         inverse_name="so_section_id",
-        string="Visits"
+        string="Visits",
+        copy=True,
     )
 
     visit_id = fields.Many2one(
@@ -22,7 +23,7 @@ class SaleOrderLine(models.Model):
         compute="_compute_visit_id",
         string="Visit",
         ondelete='cascade',
-        store=True
+        store=True,
     )
 
     is_fully_delivered = fields.Boolean(
@@ -74,6 +75,13 @@ class SaleOrderLine(models.Model):
                 rec.equipment_ids = rec.order_id.default_equipment_ids
         return recs
 
+    def copy_data(self, default=None):
+        if default is None:
+            default = {}
+        if 'visit_ids' not in default:
+            default['visit_ids'] = [(0, 0, visit.copy_data()[0]) for visit in self.visit_ids]
+        return super().copy_data(default)
+
     def _timesheet_create_task(self, project):
         """ Generate task for the given so line, and link it.
                     :param project: record of project.project in which the task should be created
@@ -148,7 +156,7 @@ class SaleOrderLine(models.Model):
                 # Can't group up the tasks if they're part of different projects
                 return
             project_id = task_ids[0].project_id
-            line.visit_id.task_id = line._generate_task_for_visit_line(project_id, index+1)
+            line.visit_id.task_id = line._generate_task_for_visit_line(project_id, index + 1)
             task_ids.write({'parent_id': line.visit_id.task_id.id})
         (self.mapped('task_id') | self.visit_ids.task_id).synchronize_name_fsm()
 
diff --git a/bemade_fsm/tests/test_sale_order.py b/bemade_fsm/tests/test_sale_order.py
index bf1af3d..9fbc6c4 100644
--- a/bemade_fsm/tests/test_sale_order.py
+++ b/bemade_fsm/tests/test_sale_order.py
@@ -288,9 +288,15 @@ class TestSalesOrder(BemadeFSMBaseTest):
         for t in task.child_ids[1:]:
             self.assertFalse(t.description)
 
-    def test_cancel_sales_order_completes_successfully(self):
-        so, *others = self._generate_so_with_one_visit_two_lines()
-        so.action_confirm()
+    def test_duplicate_sale_order_duplicates_visits(self):
+        """ Duplicated sales orders should have visits tied to their SO lines as in the original. The copied visits
+        should not have approximate dates set, however."""
+        so, visit, line1, line2 = self._generate_so_with_one_visit_two_lines()
 
-        so.action_cancel()
-        self.assertEqual(so.state, 'cancel')
+        so2 = so.copy()
+
+        self.assertTrue(so2.visit_ids)
+        visit2 = so2.visit_ids[0]
+        self.assertEqual(so2.order_line[0].visit_id, visit2)
+        self.assertEqual(visit2.label, visit.label)
+        self.assertFalse(visit2.approx_date)