diff --git a/v1/client.go b/v1/client.go
index 3dd5273..d7cd6c1 100644
--- a/v1/client.go
+++ b/v1/client.go
@@ -427,6 +427,50 @@ func (c *MgClient) DialogClose(request uint64) (map[string]interface{}, int, err
 	return resp, status, err
 }
 
+// DialogsTagsAdd allows to assign dialog to Bot or User
+//
+// Example:
+//
+//	var client = v1.New("https://demo.url", "09jIJ")
+//
+//	data, status, err := client.DialogsTagsAdd(DialogTagsAddRequest{DialogID: uint64(1),Tags: []TagsAdd{{Name: "foo"}}})
+func (c *MgClient) DialogsTagsAdd(request DialogTagsAddRequest) (int, error) {
+	outgoing, _ := json.Marshal(&request)
+
+	data, status, err := c.PatchRequest(fmt.Sprintf("/dialogs/%d/tags/add", request.DialogID), outgoing)
+	if err != nil {
+		return status, err
+	}
+
+	if status != http.StatusOK {
+		return status, c.Error(data)
+	}
+
+	return status, err
+}
+
+// DialogTagsDelete allows to assign dialog to Bot or User
+//
+// Example:
+//
+//	var client = v1.New("https://demo.url", "09jIJ")
+//
+//	data, status, err := client.DialogsTagsAdd(DialogTagsDelete{DialogID: uint64(1),Tags: []TagsDelete{{Name: "foo"}}})
+func (c *MgClient) DialogTagsDelete(request DialogTagsDeleteRequest) (int, error) {
+	outgoing, _ := json.Marshal(&request)
+
+	data, status, err := c.PatchRequest(fmt.Sprintf("/dialogs/%d/tags/delete", request.DialogID), outgoing)
+	if err != nil {
+		return status, err
+	}
+
+	if status != http.StatusOK {
+		return status, c.Error(data)
+	}
+
+	return status, err
+}
+
 // Messages get all available messages
 //
 // Example:
diff --git a/v1/client_test.go b/v1/client_test.go
index 292b34b..2cad797 100644
--- a/v1/client_test.go
+++ b/v1/client_test.go
@@ -473,6 +473,59 @@ func TestMgClient_DialogClose(t *testing.T) {
 	assert.Equal(t, http.StatusBadRequest, status)
 }
 
+func TestMgClient_DialogsTagsAdd(t *testing.T) {
+	c := client()
+
+	color := ColorBlue
+	req := DialogTagsAddRequest{
+		DialogID: uint64(1),
+		Tags: []TagsAdd{
+			{Name: "foo", ColorCode: nil},
+			{Name: "bar", ColorCode: &color},
+		},
+	}
+	r, _ := json.Marshal(req)
+
+	defer gock.Off()
+
+	gock.New(mgURL).
+		Patch("/api/bot/v1/dialogs/1/tags/add").
+		JSON(r).
+		Reply(200).
+		BodyString(`{}`)
+
+	status, err := c.DialogsTagsAdd(req)
+
+	assert.NoError(t, err)
+	assert.Equal(t, http.StatusOK, status)
+}
+
+func TestMgClient_DialogsTagsDelete(t *testing.T) {
+	c := client()
+
+	req := DialogTagsDeleteRequest{
+		DialogID: uint64(1),
+		Tags: []TagsDelete{
+			{Name: "foo"},
+			{Name: "bar"},
+		},
+	}
+	r, _ := json.Marshal(req)
+
+	defer gock.Off()
+
+	gock.New(mgURL).
+		Patch("/api/bot/v1/dialogs/1/tags/delete").
+		JSON(r).
+		Reply(200).
+		BodyString(`{}`)
+
+	status, err := c.DialogTagsDelete(req)
+
+	assert.NoError(t, err)
+	assert.Equal(t, http.StatusOK, status)
+}
+
 func TestMgClient_Messages(t *testing.T) {
 	c := client()
 
diff --git a/v1/types.go b/v1/types.go
index 2e228e6..2c9aff6 100644
--- a/v1/types.go
+++ b/v1/types.go
@@ -76,6 +76,19 @@ const (
 	SuggestionTypeText  = "text"
 	SuggestionTypeEmail = "email"
 	SuggestionTypePhone = "phone"
+
+	ColorLightRed         = "light-red"
+	ColorLightBlue        = "light-blue"
+	ColorLightGreen       = "light-green"
+	ColorLightOrange      = "light-orange"
+	ColorLightGray        = "light-gray"
+	ColorLightGrayishBlue = "light-grayish-blue"
+	ColorRed              = "red"
+	ColorBlue             = "blue"
+	ColorGreen            = "green"
+	ColorOrange           = "orange"
+	ColorGray             = "gray"
+	ColorGrayishBlue      = "grayish-blue"
 )
 
 // MgClient type
@@ -166,6 +179,25 @@ type (
 		BotID    uint64 `url:"bot_id,omitempty" json:"bot_id"`
 	}
 
+	DialogTagsAddRequest struct {
+		DialogID uint64    `url:"dialog_id,omitempty"`
+		Tags     []TagsAdd `json:"tags"`
+	}
+
+	TagsAdd struct {
+		Name      string  `json:"name"`
+		ColorCode *string `json:"color_code"`
+	}
+
+	DialogTagsDeleteRequest struct {
+		DialogID uint64       `url:"dialog_id,omitempty"`
+		Tags     []TagsDelete `json:"tags"`
+	}
+
+	TagsDelete struct {
+		Name string `json:"name"`
+	}
+
 	MessagesRequest struct {
 		ID          []int  `url:"id,omitempty"`
 		ChatID      uint64 `url:"chat_id,omitempty" json:"chat_id"`