diff --git a/app/checkers.py b/app/checkers.py
index a473626..04f2145 100644
--- a/app/checkers.py
+++ b/app/checkers.py
@@ -43,11 +43,11 @@ def check_ags(filename: Path, standard_AGS4_dictionary: Optional[str] = None) ->
         errors = {'File read error': [{'line': line_no, 'group': '', 'desc': description}]}
         dictionary = ''
 
-    # Discard unecessary summary from errors dictionary
-    errors.pop('Summary of data', None)
+    # Use summary from errors dictionary is available
+    summary = errors.pop('Summary of data', [])
 
     return dict(checker=f'python_ags4 v{python_ags4.__version__}',
-                errors=errors, dictionary=dictionary)
+                errors=errors, dictionary=dictionary, summary=summary)
 
 
 def check_bgs(filename: Path, **kwargs) -> dict:
diff --git a/app/schemas.py b/app/schemas.py
index e1040c3..859f04f 100644
--- a/app/schemas.py
+++ b/app/schemas.py
@@ -47,6 +47,7 @@ class Validation(BaseModel):
     message: str = Field(None, example="7 error(s) found in file!")
     errors: Dict[str, List[LineError]] = Field(..., example="Rule 1a")
     valid: bool = Field(..., example='false')
+    summary: List[dict] = list()
     additional_metadata: dict = Field(...)
     geojson: dict = dict()
     geojson_error: str = None
diff --git a/test/fixtures_json.py b/test/fixtures_json.py
index 6085424..4b2f939 100644
--- a/test/fixtures_json.py
+++ b/test/fixtures_json.py
@@ -10,6 +10,7 @@
         'message': 'All checks passed!',
         'errors': {},
         'valid': True,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -97,6 +98,7 @@
             ],
         },
         "valid": False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -123,6 +125,7 @@
             'AGS Format Rule 15': [{'line': '-', 'group': 'UNIT', 'desc': 'UNIT group not found.'}],
             'AGS Format Rule 17': [{'line': '-', 'group': 'TYPE', 'desc': 'TYPE group not found.'}]},
         'valid': False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -287,6 +290,7 @@
                                 "If not 'utf-8', then the encoding is most likely to be 'windows-1252' "
                                 "aka 'cp1252')"}]},
         'valid': False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -305,6 +309,7 @@
                                           'group': '',
                                           'line': 1}]},
         'valid': False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -705,6 +710,7 @@
                                 'It is highly recommended that the file be saved without BOM encoding '
                                 'to avoid issues with other software.'}]},
         'valid': False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -724,6 +730,7 @@
                                           'line': 1}]},
 
         'valid': False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -738,6 +745,7 @@
         'errors': {'File read error': [
             {'line': '-', 'group': '', 'desc': 'extension_is.bad is not an .ags file'}]},
         'valid': False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -754,6 +762,7 @@
         'message': 'All checks passed!',
         'errors': {},
         'valid': True,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {
             'features': [{
@@ -896,6 +905,7 @@
             ],
         },
         "valid": False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': 'Line 31 does not have the same number of entries as the HEADING row in TYPE.'
@@ -917,6 +927,7 @@
                                     'desc': ''}],
         },
         'valid': False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None
@@ -934,6 +945,7 @@
                                    'desc': ''}],
         },
         'valid': False,
+        'summary': [],
         'additional_metadata': {},
         'geojson': {},
         'geojson_error': None