diff --git a/src/bacnet/basic/object/csv.c b/src/bacnet/basic/object/csv.c
index 4af7d090..e2c55722 100644
--- a/src/bacnet/basic/object/csv.c
+++ b/src/bacnet/basic/object/csv.c
@@ -29,13 +29,15 @@ static const BACNET_OBJECT_TYPE Object_Type = OBJECT_CHARACTERSTRING_VALUE;
 
 /* These three arrays are used by the ReadPropertyMultiple handler */
 static const int Properties_Required[] = {
+    /* list of the required properties */
     PROP_OBJECT_IDENTIFIER, PROP_OBJECT_NAME,  PROP_OBJECT_TYPE,
     PROP_PRESENT_VALUE,     PROP_STATUS_FLAGS, -1
 };
 
-static const int Properties_Optional[] = { PROP_EVENT_STATE,
-                                           PROP_OUT_OF_SERVICE,
-                                           PROP_DESCRIPTION, -1 };
+static const int Properties_Optional[] = {
+    /* list of the optional properties */
+    PROP_EVENT_STATE, PROP_OUT_OF_SERVICE, PROP_DESCRIPTION, -1
+};
 
 static const int Properties_Proprietary[] = { -1 };
 
@@ -47,8 +49,8 @@ typedef struct characterstring_object {
     /* Here is our Present Value */
     BACNET_CHARACTER_STRING Present_Value_Backup;
     BACNET_CHARACTER_STRING Present_Value;
-    BACNET_CHARACTER_STRING Name;
-    BACNET_CHARACTER_STRING Description;
+    const char *Object_Name;
+    const char *Description;
 } CHARACTERSTRING_VALUE_DESCR;
 
 /**
@@ -100,14 +102,12 @@ uint32_t CharacterString_Value_Create(uint32_t object_instance)
         if (pObject) {
             /* add to list */
             int index = Keylist_Data_Add(Object_List, object_instance, pObject);
-
             if (index < 0) {
                 free(pObject);
                 return BACNET_MAX_INSTANCE;
             }
-
-            characterstring_init_ansi(&pObject->Name, "");
-            characterstring_init_ansi(&pObject->Description, "");
+            pObject->Object_Name = NULL;
+            pObject->Description = NULL;
             characterstring_init_ansi(&pObject->Present_Value, "");
             characterstring_init_ansi(&pObject->Present_Value_Backup, "");
             pObject->Out_Of_Service = false;
@@ -339,8 +339,8 @@ bool CharacterString_Value_Out_Of_Service(uint32_t object_instance)
  * @param  object_instance - object-instance number of the object
  * @param  true/false
  */
-static void
-CharacterString_Value_Out_Of_Service_Set(uint32_t object_instance, bool value)
+void CharacterString_Value_Out_Of_Service_Set(
+    uint32_t object_instance, bool value)
 {
     struct characterstring_object *pObject =
         CharacterString_Value_Object(object_instance);
@@ -423,115 +423,116 @@ bool CharacterString_Value_Encode_Value_List(
 }
 
 /**
- * For a given object instance-number, return the description.
- *
+ * @brief For a given object instance-number, returns the description
  * @param  object_instance - object-instance number of the object
- *
- * @return  C-string pointer to the description.
+ * @return description text or NULL if not found
  */
-bool CharacterString_Value_Description(
-    uint32_t object_instance, BACNET_CHARACTER_STRING *description)
+const char *CharacterString_Value_Description(uint32_t object_instance)
 {
-    bool status = false;
-    struct characterstring_object *pObject =
-        CharacterString_Value_Object(object_instance);
-
-    if (!description) {
-        return false;
-    }
+    const char *name = NULL;
+    const struct characterstring_object *pObject;
 
+    pObject = CharacterString_Value_Object(object_instance);
     if (pObject) {
-        *description = pObject->Description;
-        status = true;
-    }
-
-    return status;
-}
-
-/**
- * For a given object instance-number, set the description text.
- *
- * @param  object_instance - object-instance number of the object
- * @param  new_descr - C-String pointer to the string, representing the
- * description text
- *
- * @return True on success, false otherwise.
- */
-bool CharacterString_Value_Description_Set(
-    uint32_t object_instance, const char *new_descr)
-{
-    bool status = false; /* return value */
-    struct characterstring_object *pObject =
-        CharacterString_Value_Object(object_instance);
-
-    if (pObject) {
-        if (new_descr) {
-            status =
-                characterstring_init_ansi(&pObject->Description, new_descr);
+        if (pObject->Description == NULL) {
+            name = "";
         } else {
-            status = characterstring_init_ansi(&pObject->Description, "");
+            name = pObject->Description;
         }
     }
 
+    return name;
+}
+
+/**
+ * @brief For a given object instance-number, sets the description
+ * @param  object_instance - object-instance number of the object
+ * @param  new_name - holds the description to be set
+ * @return  true if object-name was set
+ */
+bool CharacterString_Value_Description_Set(
+    uint32_t object_instance, const char *new_name)
+{
+    bool status = false; /* return value */
+    struct characterstring_object *pObject;
+
+    pObject = CharacterString_Value_Object(object_instance);
+    if (pObject) {
+        status = true;
+        pObject->Description = new_name;
+    }
+
     return status;
 }
 
 /**
- * For a given object instance-number, return the object text.
- *
+ * @brief Get the object name
  * @param  object_instance - object-instance number of the object
- * @param  object_name - Pointer to the BACnet string object that shall take the
- * object name
- *
- * @return True on success, false otherwise.
+ * @param  object_name - holds the object-name to be retrieved
+ * @return  true if object-name was retrieved
  */
 bool CharacterString_Value_Object_Name(
     uint32_t object_instance, BACNET_CHARACTER_STRING *object_name)
 {
-    struct characterstring_object *pObject =
-        CharacterString_Value_Object(object_instance);
+    char text[64] = "";
     bool status = false;
+    struct characterstring_object *pObject;
 
-    if (!object_name) {
-        return false;
-    }
-
+    pObject = CharacterString_Value_Object(object_instance);
     if (pObject) {
-        *object_name = pObject->Name;
-        status = true;
+        if (pObject->Object_Name == NULL) {
+            snprintf(
+                text, sizeof(text), "CHARACTER STRING VALUE %lu",
+                (unsigned long)object_instance);
+            status = characterstring_init_ansi(object_name, text);
+        } else {
+            status =
+                characterstring_init_ansi(object_name, pObject->Object_Name);
+        }
     }
 
     return status;
 }
 
 /**
- * For a given object instance-number, set the object text.
- *
- * Note: the object name must be unique within this device
- *
+ * @brief For a given object instance-number, sets the object-name
  * @param  object_instance - object-instance number of the object
- * @param  new_name - C-String pointer to the text, representing the object name
- *
- * @return True on success, false otherwise.
+ * @param  new_name - holds the object-name to be set
+ * @return  true if object-name was set
  */
 bool CharacterString_Value_Name_Set(
     uint32_t object_instance, const char *new_name)
 {
-    bool status = false; /* return value */
-    struct characterstring_object *pObject =
-        CharacterString_Value_Object(object_instance);
+    bool status = false;
+    struct characterstring_object *pObject;
 
+    pObject = CharacterString_Value_Object(object_instance);
     if (pObject) {
-        if (new_name) {
-            status = characterstring_init_ansi(&pObject->Name, new_name);
-        } else {
-            status = characterstring_init_ansi(&pObject->Name, "");
-        }
+        status = true;
+        pObject->Object_Name = new_name;
     }
 
     return status;
 }
 
+/**
+ * @brief Return the object name C string
+ * @param object_instance [in] BACnet object instance number
+ * @return object name or NULL if not found
+ */
+const char *CharacterString_Value_Name_ASCII(uint32_t object_instance)
+{
+    const char *name = NULL;
+    struct characterstring_object *pObject;
+
+    pObject = CharacterString_Value_Object(object_instance);
+    if (pObject) {
+        name = pObject->Object_Name;
+    }
+
+    return name;
+}
+
 /**
  * Return the requested property of the character string value.
  *
@@ -556,7 +557,6 @@ int CharacterString_Value_Read_Property(BACNET_READ_PROPERTY_DATA *rpdata)
         (rpdata->application_data_len == 0)) {
         return 0;
     }
-
     pObject = CharacterString_Value_Object(rpdata->object_instance);
     /* Valid object? */
     if (!pObject) {
@@ -564,9 +564,7 @@ int CharacterString_Value_Read_Property(BACNET_READ_PROPERTY_DATA *rpdata)
         rpdata->error_code = ERROR_CODE_UNKNOWN_OBJECT;
         return BACNET_STATUS_ERROR;
     }
-
     apdu = rpdata->application_data;
-
     switch (rpdata->object_property) {
         case PROP_OBJECT_IDENTIFIER:
             apdu_len = encode_application_object_id(
@@ -582,11 +580,11 @@ int CharacterString_Value_Read_Property(BACNET_READ_PROPERTY_DATA *rpdata)
             }
             break;
         case PROP_DESCRIPTION:
-            if (CharacterString_Value_Description(
-                    rpdata->object_instance, &char_string)) {
-                apdu_len =
-                    encode_application_character_string(&apdu[0], &char_string);
-            }
+            characterstring_init_ansi(
+                &char_string,
+                CharacterString_Value_Description(rpdata->object_instance));
+            apdu_len =
+                encode_application_character_string(&apdu[0], &char_string);
             break;
         case PROP_OBJECT_TYPE:
             apdu_len = encode_application_enumerated(
@@ -702,18 +700,16 @@ bool CharacterString_Value_Write_Property(BACNET_WRITE_PROPERTY_DATA *wp_data)
                     wp_data->object_instance, value.type.Boolean);
             }
             break;
-        case PROP_OBJECT_IDENTIFIER:
-        case PROP_OBJECT_NAME:
-        case PROP_DESCRIPTION:
-        case PROP_OBJECT_TYPE:
-        case PROP_STATUS_FLAGS:
-        case PROP_EVENT_STATE:
-            wp_data->error_class = ERROR_CLASS_PROPERTY;
-            wp_data->error_code = ERROR_CODE_WRITE_ACCESS_DENIED;
-            break;
         default:
-            wp_data->error_class = ERROR_CLASS_PROPERTY;
-            wp_data->error_code = ERROR_CODE_UNKNOWN_PROPERTY;
+            if (property_lists_member(
+                    Properties_Required, Properties_Optional,
+                    Properties_Proprietary, wp_data->object_property)) {
+                wp_data->error_class = ERROR_CLASS_PROPERTY;
+                wp_data->error_code = ERROR_CODE_WRITE_ACCESS_DENIED;
+            } else {
+                wp_data->error_class = ERROR_CLASS_PROPERTY;
+                wp_data->error_code = ERROR_CODE_UNKNOWN_PROPERTY;
+            }
             break;
     }
 
diff --git a/src/bacnet/basic/object/csv.h b/src/bacnet/basic/object/csv.h
index 11529e38..0c301b15 100644
--- a/src/bacnet/basic/object/csv.h
+++ b/src/bacnet/basic/object/csv.h
@@ -55,6 +55,8 @@ bool CharacterString_Value_Object_Name(
 BACNET_STACK_EXPORT
 bool CharacterString_Value_Name_Set(
     uint32_t object_instance, const char *new_name);
+BACNET_STACK_EXPORT
+const char *CharacterString_Value_Name_ASCII(uint32_t object_instance);
 
 BACNET_STACK_EXPORT
 bool CharacterString_Value_Present_Value(
@@ -62,11 +64,18 @@ bool CharacterString_Value_Present_Value(
 BACNET_STACK_EXPORT
 bool CharacterString_Value_Present_Value_Set(
     uint32_t object_instance, const BACNET_CHARACTER_STRING *value);
+
+BACNET_STACK_EXPORT
+const char *CharacterString_Value_Description(uint32_t object_instance);
 BACNET_STACK_EXPORT
 bool CharacterString_Value_Description_Set(
     uint32_t object_instance, const char *new_descr);
+
 BACNET_STACK_EXPORT
 bool CharacterString_Value_Out_Of_Service(uint32_t object_instance);
+BACNET_STACK_EXPORT
+void CharacterString_Value_Out_Of_Service_Set(
+    uint32_t object_instance, bool value);
 
 BACNET_STACK_EXPORT
 bool CharacterString_Value_Change_Of_Value(uint32_t instance);
diff --git a/test/bacnet/basic/object/csv/CMakeLists.txt b/test/bacnet/basic/object/csv/CMakeLists.txt
index 6eb24c73..8e32aa60 100644
--- a/test/bacnet/basic/object/csv/CMakeLists.txt
+++ b/test/bacnet/basic/object/csv/CMakeLists.txt
@@ -52,6 +52,7 @@ add_executable(${PROJECT_NAME}
     ${SRC_DIR}/bacnet/indtext.c
     ${SRC_DIR}/bacnet/hostnport.c
     ${SRC_DIR}/bacnet/lighting.c
+    ${SRC_DIR}/bacnet/proplist.c
     ${SRC_DIR}/bacnet/timestamp.c
     ${SRC_DIR}/bacnet/wp.c
     ${SRC_DIR}/bacnet/weeklyschedule.c
diff --git a/test/bacnet/basic/object/csv/src/main.c b/test/bacnet/basic/object/csv/src/main.c
index a2947659..96d150ae 100644
--- a/test/bacnet/basic/object/csv/src/main.c
+++ b/test/bacnet/basic/object/csv/src/main.c
@@ -98,7 +98,7 @@ static void testCharacterString_Value(void)
 
 void test_main(void)
 {
-    ztest_test_suite(piv_tests, ztest_unit_test(testCharacterString_Value));
+    ztest_test_suite(csv_tests, ztest_unit_test(testCharacterString_Value));
 
-    ztest_run_test_suite(piv_tests);
+    ztest_run_test_suite(csv_tests);
 }