diff --git a/cove_bods/process.py b/cove_bods/process.py
index 2ab2f7c..02253e6 100644
--- a/cove_bods/process.py
+++ b/cove_bods/process.py
@@ -13,6 +13,7 @@
 
 import json
 import os.path
+import pandas
 
 import flattentool
 from sentry_sdk import capture_exception
@@ -30,6 +31,21 @@
 logger = getLogger(__name__)
 
 
+def check_table_file_new(filename):
+    if filename.endswith(".xlxs"):
+        data = pandas.read_excel(filename)
+        if "statementID" in data.head():
+            return False
+        else:
+            return True
+    else:
+        with open(filename) as file:
+            head = file.readline()
+            if "statementID" in data.head():
+                return False
+            else:
+                return True
+
 def create_error_file(directory: str, name: str, data: dict):
     """Create temporary error file"""
     filename = os.path.join(directory, f"{name}-error.json")
@@ -185,11 +201,16 @@ def process(self, process_data: dict) -> dict:
         # We don't know what schema version the spreadsheet is in. Use default schema.
         schema = SchemaBODS()
 
+        if check_table_file_new(input_filename):
+            statement_id_name = "statementID"
+        else:
+            statement_id_name = "statementId"
+
         unflatten_kwargs = {
             "output_name": os.path.join(output_dir, "unflattened.json"),
             "root_list_path": "there-is-no-root-list-path",
-            "root_id": "statementID",
-            "id_name": "statementID",
+            "root_id": statement_id_name,
+            "id_name": statement_id_name,
             "root_is_list": True,
             "input_format": get_file_type_for_flatten_tool(supplied_data_json_file),
             "schema": schema.pkg_schema_url,