diff --git a/aws/src/authentication/generate_aws_resource.py b/aws/src/authentication/generate_aws_resource.py
index 94778ea..efb17ae 100755
--- a/aws/src/authentication/generate_aws_resource.py
+++ b/aws/src/authentication/generate_aws_resource.py
@@ -65,7 +65,7 @@ def generate_aws_service(service_name: str, stage: Stage, service_type="resource
             service: ServiceResource = session.resource(service_name)
         case "client":
             # Add to these as needed
-            valid_services = ["ssm", "rds", "es", "ec2"]
+            valid_services = ["ssm", "rds", "es", "ec2", "sns"]
             if service_name not in valid_services:
                 raise ValueError(f"Service name must be one of {valid_services}")
             # noinspection PyTypeChecker
diff --git a/aws/src/elastic_search/housing_search/update_properties.py b/aws/src/elastic_search/housing_search/update_properties.py
new file mode 100644
index 0000000..eab28bd
--- /dev/null
+++ b/aws/src/elastic_search/housing_search/update_properties.py
@@ -0,0 +1,113 @@
+from dataclasses import dataclass
+
+from aws.src.utils.logger import Logger
+from aws.src.utils.progress_bar import ProgressBar
+from aws.src.authentication.generate_aws_resource import generate_aws_service
+from enums.enums import Stage
+from aws.src.utils.csv_to_dict_list import csv_to_dict_list
+from aws.src.database.dynamodb.utils.get_by_secondary_index import get_by_secondary_index
+from aws.src.database.dynamodb.utils.get_dynamodb_table import get_dynamodb_table
+from mypy_boto3_dynamodb.service_resource import Table
+
+import boto3
+import json
+import datetime
+import uuid
+
+@dataclass
+class Config:
+    LOGGER = Logger()
+    STAGE = Stage.HOUSING_DEVELOPMENT
+    TABLE_NAME = "Assets"
+    FILE_PATH = "aws\src\elastic_search\data\input\property_data.csv"
+    SNS_TOPIC_ARN = input("Enter SNS topic ARN: ")
+    
+@dataclass
+class User:
+    NAME = "Callum Macpherson"
+    EMAIL = "callum.macpherson@hackney.gov.uk"
+
+def setup_client() -> boto3.client: 
+    return generate_aws_service("sns", Config.STAGE, "client")
+
+def generate_message(assetId):
+    sns_message = {
+        "id": str(uuid.uuid4()),
+        "eventType": "AssetUpdatedEvent",
+        "sourceDomain": "Asset",
+        "sourceSystem": "AssetAPI",
+        "version": "v1",
+        "correlationId": str(uuid.uuid4()),
+        "dateTime": str(datetime.datetime.now().strftime("%Y-%m-%dT%H:%M:%SZ")),
+        "user": {
+            "name": User.NAME,
+            "email": User.EMAIL,
+        },
+        "entityId": assetId,
+        "eventData": {},
+    }
+
+    return json.dumps(sns_message)
+
+def update_assets(asset_table: Table, properties_from_csv: list[dict]) -> int:
+    logger = Config.LOGGER
+
+    update_count = 0
+    progress_bar = ProgressBar(len(properties_from_csv), bar_length=len(properties_from_csv) // 10)
+
+    sns_client = setup_client()
+
+    for i, csv_property_item in enumerate(properties_from_csv):
+        if i % 100 == 0:
+            progress_bar.display(i)
+            
+        prop_ref = str(csv_property_item["property_number"])
+        
+        try:
+            update_asset(prop_ref, asset_table, sns_client)
+            
+        except Exception as e:
+            logger.log(f"Failed to update asset with propRef {prop_ref} with exception {str(e)}")
+            
+        else:
+            # Success
+            update_count += 1
+    
+    return update_count
+
+def update_asset(prop_ref, asset_table, sns_client):
+    logger = Config.LOGGER
+    
+    # 1. Get asset from dynamoDb
+    assets = get_by_secondary_index(asset_table, "AssetId", "assetId", prop_ref)
+    
+    # no assets found with matching property reference
+    if not assets:
+        logger.log(f"Asset with propRef {prop_ref} not found in asset table")
+        return
+    
+    asset = assets[0]
+
+    # 2. Generate Message
+    sns_message = generate_message(asset['id'])
+
+    # 3. Publish SNS message
+    response = sns_client.publish(
+        TopicArn=Config.SNS_TOPIC_ARN,
+        Message=sns_message,
+        MessageGroupId="fake",
+    )
+    
+    # Log ids for failed requests
+    if response["ResponseMetadata"]["HTTPStatusCode"] != 200:
+        logger.log(f"Request failed for asset {asset.id} with response {response['ResponseMetadata']['HTTPStatusCode']}")
+
+def main():
+    table = get_dynamodb_table(Config.TABLE_NAME, Config.STAGE)
+    property_csv_data = csv_to_dict_list(Config.FILE_PATH)
+
+    update_count = update_assets(table, property_csv_data)
+    
+    logger = Config.LOGGER
+    
+    logger.log(f"Updated {update_count} records")
diff --git a/use_cases.py b/use_cases.py
index edb6a5d..31bedcf 100755
--- a/use_cases.py
+++ b/use_cases.py
@@ -8,13 +8,13 @@
 # from aws.src.database.multi_table.amend_tenure import main as amend_tenure_main
 # from aws.src.database.multi_table.find_persons_for_properties import main as find_persons_for_properties_main
 
-from aws.src.database.dynamodb.scripts.asset_table.patch_asset_with_additional_boiler_house_id import main as update_boilerhouse
+from aws.src.elastic_search.housing_search.update_properties import main as update_properties
 
 if __name__ == "__main__":
     # 1) IMPORTANT: Uncomment and click into functions in the imports to view definitions and edit config
     #     - e.g. set STAGE to "development" or "production"
     # 2) Call functions here
 
-    update_boilerhouse()
+    update_properties()
 
     pass