diff --git a/.devcontainer/asset_list/Dockerfile b/.devcontainer/asset_list/Dockerfile
index 512ab109..72a5de53 100644
--- a/.devcontainer/asset_list/Dockerfile
+++ b/.devcontainer/asset_list/Dockerfile
@@ -27,8 +27,9 @@ RUN useradd -m -s /usr/bin/bash ${USER} \
 
 # # 4) Python deps - if you want to run assest list
 ENV PIP_NO_CACHE_DIR=1 PIP_DISABLE_PIP_VERSION_CHECK=1
-ADD asset_list/requirements.txt requirements.txt
-RUN pip install -r requirements.txt
+ADD .devcontainer/asset_list/requirements.txt requirements2.txt
+ADD asset_list/requirements.txt requirements1.txt
+RUN cat requirements1.txt requirements2.txt >> requirements.txt
 
 RUN pip install -r requirements.txt
 # 5) Workdir
diff --git a/.devcontainer/asset_list/requirements.txt b/.devcontainer/asset_list/requirements.txt
index 0640f2c9..fe536a81 100644
--- a/.devcontainer/asset_list/requirements.txt
+++ b/.devcontainer/asset_list/requirements.txt
@@ -15,10 +15,9 @@ uvicorn[standard]
 pytest==9.0.2
 pytest-cov==7.0.0
 ipykernel>=6.25,<7
-pydantic-settings<2
 pyyaml>=6.0.1
-pydantic>=1.10.7,<2
 sqlmodel
 # Formatting
 black==26.1.0
 dotenv
+pydantic-settings
\ No newline at end of file
diff --git a/.github/workflows/deploy_terraform.yml b/.github/workflows/deploy_terraform.yml
index 41a551c4..567f8d5a 100644
--- a/.github/workflows/deploy_terraform.yml
+++ b/.github/workflows/deploy_terraform.yml
@@ -73,8 +73,8 @@ jobs:
     uses: ./.github/workflows/_build_image.yml
     with:
       ecr_repo: address2uprn-${{ needs.determine_stage.outputs.stage }}
-      dockerfile_path: backend/address2UPRN/Dockerfile
-      build_context: backend/address2UPRN
+      dockerfile_path: backend/address2UPRN/handler/Dockerfile
+      build_context: .
     secrets:
       AWS_ACCESS_KEY_ID: ${{ secrets.DEV_AWS_ACCESS_KEY_ID }}
       AWS_SECRET_ACCESS_KEY: ${{ secrets.DEV_AWS_SECRET_ACCESS_KEY }}
@@ -96,3 +96,38 @@ jobs:
       AWS_ACCESS_KEY_ID: ${{ secrets.DEV_AWS_ACCESS_KEY_ID }}
       AWS_SECRET_ACCESS_KEY: ${{ secrets.DEV_AWS_SECRET_ACCESS_KEY }}
       AWS_REGION: ${{ secrets.DEV_AWS_REGION }}
+
+
+  # ============================================================
+  # 2️⃣ Build Postcode Splitter image and Push
+  # ============================================================
+  postcodeSplitter_image:
+    needs: [determine_stage, shared_terraform]
+    uses: ./.github/workflows/_build_image.yml
+    with:
+      ecr_repo: postcode_splitter-${{ needs.determine_stage.outputs.stage }}
+      dockerfile_path: backend/postcode_splitter/handler/Dockerfile
+      build_context: .
+    secrets:
+      AWS_ACCESS_KEY_ID: ${{ secrets.DEV_AWS_ACCESS_KEY_ID }}
+      AWS_SECRET_ACCESS_KEY: ${{ secrets.DEV_AWS_SECRET_ACCESS_KEY }}
+      AWS_REGION: ${{ secrets.DEV_AWS_REGION }}
+
+  # ============================================================
+  # 3️⃣ Deploy Postcode Splitter Lambda
+  # ============================================================
+  postcodeSplitter_lambda:
+    needs: [postcodeSplitter_image, determine_stage]
+    uses: ./.github/workflows/_deploy_lambda.yml
+    with:
+      lambda_name: postcodeSplitter
+      lambda_path: infrastructure/terraform/lambda/postcodeSplitter
+      stage: ${{ needs.determine_stage.outputs.stage }}
+      ecr_repo: postcode_splitter-${{ needs.determine_stage.outputs.stage }}
+      image_digest: ${{ needs.postcodeSplitter_image.outputs.image_digest }}
+    secrets:
+      AWS_ACCESS_KEY_ID: ${{ secrets.DEV_AWS_ACCESS_KEY_ID }}
+      AWS_SECRET_ACCESS_KEY: ${{ secrets.DEV_AWS_SECRET_ACCESS_KEY }}
+      AWS_REGION: ${{ secrets.DEV_AWS_REGION }}
+
+
diff --git a/backend/.env.local b/backend/.env.local
index a05c93a3..22e1db35 100644
--- a/backend/.env.local
+++ b/backend/.env.local
@@ -19,4 +19,22 @@ PLAN_TRIGGER_BUCKET="test"
 DATA_BUCKET="test"
 EPC_AUTH_TOKEN="test"
 ENGINE_SQS_URL="test"
+ENERGY_ASSESSMENTS_BUCKET="test"
+API_KEY="test"
+SECRET_KEY="test"
+ENVIRONMENT="test"
+DATA_BUCKET="test"
+PLAN_TRIGGER_BUCKET="test"
+ENGINE_SQS_URL="test"
+GOOGLE_SOLAR_API_KEY="test"
+DB_HOST="test"
+DB_PASSWORD="test"
+DB_USERNAME="test"
+DB_PORT="test"
+DB_NAME="test"
+SAP_PREDICTIONS_BUCKET="test"
+CARBON_PREDICTIONS_BUCKET="test"
+HEAT_PREDICTIONS_BUCKET="test"
+HEATING_KWH_PREDICTIONS_BUCKET="test"
+HOTWATER_KWH_PREDICTIONS_BUCKET="test"
 ENERGY_ASSESSMENTS_BUCKET="test"
\ No newline at end of file
diff --git a/backend/address2UPRN/Dockerfile b/backend/address2UPRN/Dockerfile
deleted file mode 100644
index ac6af2a5..00000000
--- a/backend/address2UPRN/Dockerfile
+++ /dev/null
@@ -1,7 +0,0 @@
-FROM public.ecr.aws/lambda/python:3.10
-
-# Copy function code
-COPY main.py .
-
-# Set the handler
-CMD ["main.handler"]
diff --git a/backend/address2UPRN/handler/Dockerfile b/backend/address2UPRN/handler/Dockerfile
new file mode 100644
index 00000000..3f7567d3
--- /dev/null
+++ b/backend/address2UPRN/handler/Dockerfile
@@ -0,0 +1,26 @@
+FROM public.ecr.aws/lambda/python:3.10
+
+# This is not going to be permenant - but until we solve for env variables in live prod
+ENV EPC_AUTH_TOKEN=a2Nvbm5rb3dsZXNzYXJAZ21haWwuY29tOjY5MGJiMWM0NmIyOGI5ZDUxYzAxMzQzYzNiZGNlZGJjZDNmODQwMzAg
+
+# Set working directory (Lambda task root)
+WORKDIR /var/task
+
+# -----------------------------
+# Copy requirements FIRST (for Docker layer caching)
+# -----------------------------
+COPY backend/address2UPRN/handler/requirements.txt .
+
+# Install dependencies into Lambda runtime
+RUN pip install --no-cache-dir -r requirements.txt
+
+# -----------------------------
+# Copy application code
+# -----------------------------
+COPY utils/ utils/
+COPY backend/address2UPRN/main.py .
+
+# -----------------------------
+# Lambda handler
+# -----------------------------
+CMD ["main.handler"]
diff --git a/backend/address2UPRN/handler/requirements.txt b/backend/address2UPRN/handler/requirements.txt
new file mode 100644
index 00000000..bc753841
--- /dev/null
+++ b/backend/address2UPRN/handler/requirements.txt
@@ -0,0 +1,3 @@
+epc-api-python==1.0.2
+tqdm
+pandas
\ No newline at end of file
diff --git a/backend/address2UPRN/main.py b/backend/address2UPRN/main.py
index 9d27a5ce..ba386e0a 100644
--- a/backend/address2UPRN/main.py
+++ b/backend/address2UPRN/main.py
@@ -212,6 +212,8 @@ def get_epc_data_with_postcode(postcode, size=500, attempt=1, max_attempts=3):
         method="get",
         params={"postcode": postcode},
     )
+    if not search_resp or "rows" not in search_resp:
+        return pd.DataFrame()
 
     results_df = pd.DataFrame(search_resp["rows"], columns=search_resp["column-names"])
 
@@ -298,7 +300,7 @@ def get_uprn_candidates(
     )
 
 
-def get_uprn(user_inputed_address: str, postcode: str):
+def get_uprn(user_inputed_address: str, postcode: str, return_address=False):
     """
     Return uprn (str)
     Return False if failed to find a sensible matching epc
@@ -337,6 +339,8 @@ def get_uprn(user_inputed_address: str, postcode: str):
     if found_uprn == "":
         return None
 
+    if return_address:
+        return found_uprn, address
     return found_uprn
 
 
diff --git a/backend/address2UPRN/script.py b/backend/address2UPRN/script.py
index bd8f8017..a71b5827 100644
--- a/backend/address2UPRN/script.py
+++ b/backend/address2UPRN/script.py
@@ -1,17 +1,24 @@
 import pandas as pd
+from tqdm import tqdm
+from backend.address2UPRN.main import get_uprn
+
+# Enable tqdm for pandas
+tqdm.pandas()
+
+df = pd.read_excel("address2.xlsx")
 
 
-# use Address 1
-junte_df = pd.read_excel("hackney_uprn_failures.xlsx")
+def extract_uprn(row):
+    print(row["User Input"], row["Postcode"])
+    result = get_uprn(row["User Input"], row["Postcode"], return_address=True)
+
+    if result is None:
+        return pd.Series([None, None])
+
+    uprn, found_address = result
+    return pd.Series([uprn, found_address])
 
 
-# use domna_address_1
-khalim_df = pd.read_excel("khalim_standard.xlsx")
-
-
-combined_df = junte_df.merge(khalim_df, how="left", left_on="Address 1", right_on='domna_address_1')
-
-# Find the row in khalim_df that does not app
-
-result = combined_df[~pd.isnull(combined_df["epc_os_uprn"])]
+df[["juntes uprn", "junte found address"]] = df.progress_apply(extract_uprn, axis=1)
 
+df.to_excel("outputs2.xlsx", index=False)
diff --git a/backend/postcode_splitter/hackney.xlsx b/backend/postcode_splitter/hackney.xlsx
deleted file mode 100644
index 64892f3a..00000000
Binary files a/backend/postcode_splitter/hackney.xlsx and /dev/null differ
diff --git a/backend/postcode_splitter/handler/Dockerfile b/backend/postcode_splitter/handler/Dockerfile
new file mode 100644
index 00000000..7c1a7989
--- /dev/null
+++ b/backend/postcode_splitter/handler/Dockerfile
@@ -0,0 +1,9 @@
+FROM public.ecr.aws/lambda/python:3.10
+
+# Set working directory (Lambda task root)
+WORKDIR /var/task
+
+# -----------------------------
+# Lambda handler
+# -----------------------------
+CMD ["main.handler"]
diff --git a/backend/postcode_splitter/handler/requirements.txt b/backend/postcode_splitter/handler/requirements.txt
new file mode 100644
index 00000000..e69de29b
diff --git a/backend/postcode_splitter/main.py b/backend/postcode_splitter/main.py
index d417c8f1..d55f618a 100644
--- a/backend/postcode_splitter/main.py
+++ b/backend/postcode_splitter/main.py
@@ -1,10 +1,12 @@
 import pandas as pd
 import requests
-from backend.address2UPRN.main import resolve_uprns_for_postcode_group, get_epc_data_with_postcode
+from backend.address2UPRN.main import (
+    resolve_uprns_for_postcode_group,
+    get_epc_data_with_postcode,
+)
 from tqdm import tqdm
 
 
-
 def sanitise_postcode(postcode: str) -> str | None:
     """
     Normalise postcode for grouping.
@@ -51,11 +53,7 @@ def main():
     # --- validate AFTER grouping (save API calls) ---
 
     # Get unique, non-null postcodes
-    unique_postcodes = (
-        df["postcode_clean"]
-        .dropna()
-        .unique()
-    )
+    unique_postcodes = df["postcode_clean"].dropna().unique()
 
     # Validate each postcode once, TODOadd a progress bar
     postcode_validity = {
@@ -66,7 +64,6 @@ def main():
     # Map validity back onto dataframe
     df["postcode_valid"] = df["postcode_clean"].map(postcode_validity)
 
-
     results = []
 
     for postcode, group_df in tqdm(
@@ -98,17 +95,33 @@ def main():
             results.append(tmp)
 
     final_df = pd.concat(results, ignore_index=True)
-    a = final_df[[
-            "best_match_lexiscore","Address 1",
-            "best_match_address", "Postcode",
-            "UPRN", "best_match_uprn"
-        ]] # add levi score to viewing
-    b = final_df[final_df["best_match_lexiscore"]>0] # add levi score to viewing
-    b = b[[
-            "best_match_lexiscore","Address 1",
-            "best_match_address", "Postcode",
-            "UPRN", "best_match_uprn"
-        ]] 
+    a = final_df[
+        [
+            "best_match_lexiscore",
+            "Address 1",
+            "best_match_address",
+            "Postcode",
+            "UPRN",
+            "best_match_uprn",
+        ]
+    ]  # add levi score to viewing
+    b = final_df[final_df["best_match_lexiscore"] > 0]  # add levi score to viewing
+    b = b[
+        [
+            "best_match_lexiscore",
+            "Address 1",
+            "best_match_address",
+            "Postcode",
+            "UPRN",
+            "best_match_uprn",
+        ]
+    ]
+
+
+def handler(event, context):
+    print("hello Postcode splitter world")
+    return {"statusCode": 200, "body": "hello world"}
+
 
 if __name__ == "__main__":
     main()
diff --git a/infrastructure/terraform/lambda/postcodeSplitter/main.tf b/infrastructure/terraform/lambda/postcodeSplitter/main.tf
new file mode 100644
index 00000000..ebbdbfdc
--- /dev/null
+++ b/infrastructure/terraform/lambda/postcodeSplitter/main.tf
@@ -0,0 +1,14 @@
+module "lambda" {
+  source = "../modules/lambda_with_sqs"
+
+  name  = "postcode-splitter"
+  stage = var.stage
+
+  image_uri = local.image_uri
+
+
+  environment = {
+    STAGE = var.stage
+    LOG_LEVEL = "info"
+  }
+}
diff --git a/infrastructure/terraform/lambda/postcodeSplitter/provider.tf b/infrastructure/terraform/lambda/postcodeSplitter/provider.tf
new file mode 100644
index 00000000..dbe323f2
--- /dev/null
+++ b/infrastructure/terraform/lambda/postcodeSplitter/provider.tf
@@ -0,0 +1,16 @@
+terraform {
+  required_providers {
+    aws = {
+      source  = "hashicorp/aws"
+      version = "~> 4.16"
+    }
+  }
+
+  backend "s3" {
+    bucket = "postcode-splitter-terraform-state"
+    key    = "terraform.tfstate"
+    region = "eu-west-2"
+  }
+
+  required_version = ">= 1.2.0"
+}
\ No newline at end of file
diff --git a/infrastructure/terraform/lambda/postcodeSplitter/variables.tf b/infrastructure/terraform/lambda/postcodeSplitter/variables.tf
new file mode 100644
index 00000000..9ce45fa5
--- /dev/null
+++ b/infrastructure/terraform/lambda/postcodeSplitter/variables.tf
@@ -0,0 +1,26 @@
+variable "lambda_name" {
+  type        = string
+  description = "Logical name of the lambda (e.g. address2uprn)"
+}
+
+variable "stage" {
+  description = "Deployment stage (e.g. dev, prod)"
+  type        = string
+}
+variable "ecr_repo_url" {
+  type        = string
+  description = "ECR repository URL (no tag, no digest)"
+}
+
+variable "image_digest" {
+  type        = string
+  description = "Image digest (sha256:...)"
+}
+
+locals {
+  image_uri = "${var.ecr_repo_url}@${var.image_digest}"
+}
+
+output "resolved_image_uri" {
+  value = local.image_uri
+}
diff --git a/infrastructure/terraform/shared/main.tf b/infrastructure/terraform/shared/main.tf
index 02962a29..28bf4914 100644
--- a/infrastructure/terraform/shared/main.tf
+++ b/infrastructure/terraform/shared/main.tf
@@ -319,4 +319,20 @@ module "condition_etl_registry" {
   name   = "condition-etl"
   stage = var.stage
 
+
+
+################################################
+# Postcode Splitter – Lambda ECR
+################################################
+module "postcode_splitter_state_bucket" {
+  source      = "../modules/tf_state_bucket"
+  bucket_name = "postcode-splitter-terraform-state"
+
+}
+
+module "postcode_splitter_registry" {
+  source = "../modules/container_registry"
+  name   = "postcode_splitter"
+  stage = var.stage
+
 }
\ No newline at end of file
diff --git a/sfr/principal_pitch/2_export_data.py b/sfr/principal_pitch/2_export_data.py
index ae807654..a65509d5 100644
--- a/sfr/principal_pitch/2_export_data.py
+++ b/sfr/principal_pitch/2_export_data.py
@@ -2,6 +2,10 @@
 This script prepares the data for the financial model
 """
 
+from dotenv import load_dotenv
+
+load_dotenv(".env.local")
+
 import pandas as pd
 import numpy as np
 from backend.app.utils import sap_to_epc
@@ -24,12 +28,12 @@ from sqlalchemy import func
 
 # PORTFOLIO_ID = 206
 # SCENARIOS = [389]
-PORTFOLIO_ID = 502  # Peabody
+PORTFOLIO_ID = 524
 SCENARIOS = [
-    986,
+    1009,
 ]
 scenario_names = {
-    986: "EPC C",
+    1009: "EPC C; Most Economic",
 }