diff --git a/addons/cetmix_tower_server/models/cx_tower_tag_mixin.py b/addons/cetmix_tower_server/models/cx_tower_tag_mixin.py
new file mode 100644
index 0000000..b36a929
--- /dev/null
+++ b/addons/cetmix_tower_server/models/cx_tower_tag_mixin.py
@@ -0,0 +1,116 @@
+# Copyright (C) 2025 Cetmix OÜ
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+from odoo import fields, models
+
+
+class CxTowerTagMixin(models.AbstractModel):
+    """
+    Cetmix Tower Tag Mixin.
+    Used to add tag functionality to models.
+    """
+
+    _name = "cx.tower.tag.mixin"
+    _description = "Cetmix Tower Tag Mixin"
+
+    tag_ids = fields.Many2many(
+        comodel_name="cx.tower.tag",
+        string="Tags",
+    )
+
+    def add_tags(self, tag_names):
+        """Add tags to the record
+
+        Args:
+            tag_names (list of Char or Char): List of tag names to add
+                or single tag name
+        """
+        # Single tag name is given, convert to list
+        if isinstance(tag_names, str):
+            tag_names = [tag_names]
+        # Invalid type is given, return True
+        elif not isinstance(tag_names, list):
+            return True
+
+        tags = self.env["cx.tower.tag"].search([("name", "in", tag_names)])
+        if tags:
+            self.write({"tag_ids": [(4, tag.id) for tag in tags]})
+        return True
+
+    def remove_tags(self, tag_names):
+        """Remove tags from the record
+
+        Args:
+            tag_names (list of Char or Char): List of tag names to remove
+                or single tag name.
+        """
+        # Single tag name is given, convert to list
+        if isinstance(tag_names, str):
+            tag_names = [tag_names]
+        # Invalid type is given, return True
+        elif not isinstance(tag_names, list):
+            return True
+
+        tags = self.env["cx.tower.tag"].search([("name", "in", tag_names)])
+        if tags:
+            self.write({"tag_ids": [(3, tag.id) for tag in tags]})
+        return True
+
+    def has_tags(self, tag_name, search_all=False):
+        """Get all records from the recordset that have any of the given tags
+
+        Args:
+            tag_name (Char or List of Char): Tag name or list of tag names to check
+            search_all (bool): If True, search all records in the model
+        """
+
+        # Empty recordset is returned as is
+        if not self and not search_all:
+            return self
+
+        # Check argument type
+        if isinstance(tag_name, str):
+            single_tag = True
+        elif isinstance(tag_name, list):
+            single_tag = False
+        else:
+            return self.browse()
+
+        if search_all:
+            if single_tag:
+                domain = [("tag_ids.name", "=", tag_name)]
+            else:
+                domain = [("tag_ids.name", "in", tag_name)]
+            return self.env[self._name].search(domain)
+
+        if single_tag:
+            return self.filtered(
+                lambda record: tag_name in record.tag_ids.mapped("name")
+            )
+        return self.filtered(
+            lambda record: set(tag_name) & set(record.tag_ids.mapped("name"))
+        )
+
+    def has_all_tags(self, tag_names, search_all=False):
+        """Get all records from the recordset that have all of the given tags
+
+        Args:
+            tag_names (list of Char): List of tag names to check
+            search_all (bool): If True, search all records in the model
+        """
+        # No value or invalid type is given, return empty recordset
+        if not tag_names or not isinstance(tag_names, list):
+            return self.browse()
+
+        # Empty recordset is returned as is
+        if not self and not search_all:
+            return self
+
+        if search_all:
+            records = self.env[self._name].search([("tag_ids.name", "in", tag_names)])
+        else:
+            records = self
+
+        tag_names_set = set(tag_names)
+        return records.filtered(
+            lambda record: tag_names_set.issubset(record.tag_ids.mapped("name"))
+        )