diff --git a/datatypes/epc/domain/mapper.py b/datatypes/epc/domain/mapper.py
index e3cdde0be..842bcc689 100644
--- a/datatypes/epc/domain/mapper.py
+++ b/datatypes/epc/domain/mapper.py
@@ -2985,6 +2985,13 @@ class EpcPropertyDataMapper:
             mapped = EpcPropertyDataMapper.from_sap_schema_16_2(data)
         elif schema == "SAP-Schema-16.3":
             mapped = EpcPropertyDataMapper.from_sap_schema_16_3(data)
+        # CEPC family: commercial/non-domestic certs (SBEM methodology). Out of
+        # scope for a single-dwelling SAP engine — see `NonDomesticSchema`.
+        elif schema in ("CEPC-7.0", "CEPC-7.1", "CEPC-8.0.0"):
+            raise NonDomesticSchema(
+                f"{schema!r} is a commercial (non-domestic) EPC and cannot be "
+                "mapped to EpcPropertyData, which models a single dwelling."
+            )
         else:
             raise ValueError(f"Unsupported EPC schema: {schema!r}")
 
@@ -4229,6 +4236,20 @@ def _elmhurst_party_wall_construction_int(coded: str) -> Optional[int]:
     return _ELMHURST_PARTY_WALL_CODE_TO_SAP10[code]
 
 
+class NonDomesticSchema(ValueError):
+    """The cert is a commercial/non-domestic EPC (CEPC — SBEM methodology),
+    not a dwelling. `EpcPropertyData` models a single-dwelling SAP/RdSAP cert
+    (roofs/walls/floors, sap_heating, dwelling_type, ...); a CEPC cert has no
+    equivalent shape (asset_rating/BER instead of a SAP score, activities/
+    hvac_systems instead of building elements) so there is nothing sensible
+    to map it onto. Raised explicitly at the `from_api_response` dispatch
+    boundary — added to `datatypes/epc/schema/` samples via the
+    epb-data-warehouse fixtures — so callers get a clear, typed signal
+    rather than falling through to the generic "Unsupported EPC schema"
+    ValueError.
+    """
+
+
 class UnmappedApiCode(ValueError):
     """A GOV.UK API integer enum that the mapper does not yet know how
     to translate to the SAP10 cascade-domain value.
diff --git a/datatypes/epc/domain/tests/test_from_cepc_schema.py b/datatypes/epc/domain/tests/test_from_cepc_schema.py
new file mode 100644
index 000000000..2f3ae387b
--- /dev/null
+++ b/datatypes/epc/domain/tests/test_from_cepc_schema.py
@@ -0,0 +1,35 @@
+"""CEPC (commercial/non-domestic EPC) certs are out of scope for this
+single-dwelling SAP engine — `from_api_response` must reject them explicitly
+via `NonDomesticSchema` rather than falling through to the generic
+"Unsupported EPC schema" `ValueError`, or silently mis-mapping SBEM fields
+onto `EpcPropertyData`.
+
+Fixtures are the epb-data-warehouse sample CEPC certs (also mirrored at
+`backend/epc_api/json_samples/CEPC-*/cepc.json`).
+"""
+
+import json
+import os
+from typing import Any, Dict
+
+import pytest
+
+from datatypes.epc.domain.mapper import EpcPropertyDataMapper, NonDomesticSchema
+
+FIXTURES = os.path.join(os.path.dirname(__file__), "../../schema/tests/fixtures")
+
+_CEPC_FIXTURES = ("cepc_7_0.json", "cepc_7_1.json", "cepc_8_0_0.json")
+
+
+def load(filename: str) -> Dict[str, Any]:
+    with open(os.path.join(FIXTURES, filename)) as f:
+        return json.load(f)  # type: ignore[no-any-return]
+
+
+class TestCepcRejected:
+    @pytest.mark.parametrize("fixture", _CEPC_FIXTURES)
+    def test_raises_non_domestic_schema(self, fixture: str) -> None:
+        data = load(fixture)
+
+        with pytest.raises(NonDomesticSchema):
+            EpcPropertyDataMapper.from_api_response(data)
diff --git a/datatypes/epc/schema/tests/fixtures/cepc_7_0.json b/datatypes/epc/schema/tests/fixtures/cepc_7_0.json
new file mode 100644
index 000000000..d65c34bf5
--- /dev/null
+++ b/datatypes/epc/schema/tests/fixtures/cepc_7_0.json
@@ -0,0 +1,285 @@
+{
+  "ber": 67.09,
+  "ser": 42.07,
+  "ter": 23.2,
+  "tyr": 67.98,
+  "uprn": 12457,
+  "status": "entered",
+  "postcode": "SW1A 2AA",
+  "post_town": "Whitbury",
+  "issue_date": "2020-05-14",
+  "report_type": 3,
+  "schema_type": "CEPC-7.0",
+  "uprn_source": "Energy Assessor",
+  "valid_until": "2026-05-04",
+  "asset_rating": 80,
+  "language_code": 1,
+  "property_type": "B1 Offices and Workshop businesses",
+  "address_line_1": "Some Unit",
+  "address_line_2": "2 Lonely Street",
+  "address_line_3": "Some Area",
+  "address_line_4": "Some County",
+  "assessment_type": "CEPC",
+  "inspection_date": "2020-05-04",
+  "ac_questionnaire": {
+    "ac_present": "No",
+    "ac_rated_output": {
+      "ac_kw_rating": 100
+    },
+    "ac_estimated_output": 3,
+    "ac_inspection_commissioned": 1
+  },
+  "calculation_tool": "Casio fx-39",
+  "is_heritage_site": "N",
+  "or_building_data": {
+    "hvac_system": "Yes",
+    "other_hvac_system": "Yes",
+    "internal_environment": "Yes",
+    "assessment_period_alignment": "Yes"
+  },
+  "transaction_type": 1,
+  "or_benchmark_data": {
+    "benchmarks": [
+      {
+        "floor_area": 403,
+        "benchmark_id": 1
+      }
+    ]
+  },
+  "registration_date": "2020-05-04",
+  "building_complexity": "Level 3",
+  "new_build_benchmark": 28,
+  "or_usable_floor_area": {
+    "ufa_1": {
+      "floor_area": 100
+    }
+  },
+  "or_energy_consumption": {
+    "anthracite": {
+      "end_date": "2030-12-25",
+      "estimate": 3,
+      "start_date": "2019-12-25",
+      "consumption": 12.6
+    }
+  },
+  "technical_information": {
+    "floor_area": 403,
+    "building_level": 3,
+    "main_heating_fuel": "Natural Gas",
+    "renewable_sources": "Renewable sources test",
+    "special_energy_uses": "Test sp",
+    "building_environment": "Air Conditioning",
+    "or_availability_date": "2020-01-04",
+    "other_fuel_description": "Test"
+  },
+  "or_assessment_end_date": "2030-05-14",
+  "summary_of_performance": {
+    "building_data": [
+      {
+        "area": 402.6,
+        "weather": "LON",
+        "activities": [
+          {
+            "id": 1005,
+            "area": 402.6
+          }
+        ],
+        "building_w_k": 411.86,
+        "hvac_systems": [
+          {
+            "area": 402.6,
+            "type": "Fan coil systems",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1005,
+                "area": 402.6
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 1.963,
+            "heating_sseff": 0.827,
+            "kwh_m2_cooling": 25.3865,
+            "kwh_m2_heating": 41.0355,
+            "cooling_gen_seer": 2.5,
+            "heating_gen_seff": 0.89,
+            "kwh_m2_auxiliary": 39.0832,
+            "mj_m2_cooling_dem": 179.401,
+            "mj_m2_heating_dem": 122.171
+          }
+        ],
+        "analysis_type": "ACTUAL",
+        "area_exterior": 1058.32,
+        "building_alpha": 18.3412,
+        "building_w_m2k": 0.389164,
+        "q50_infiltration": 10,
+        "global_performance": {
+          "kwh_m2_chp": 0,
+          "kwh_m2_dhw": 2.77834,
+          "kwh_m2_lpg": 0,
+          "kwh_m2_oil": 0,
+          "kwh_m2_pvs": 3.07665,
+          "kwh_m2_ses": 0.801605,
+          "kwh_m2_coal": 0,
+          "kwh_m2_wind": 3.02777,
+          "kwh_m2_biogas": 0,
+          "kwh_m2_biomass": 0,
+          "kwh_m2_cooling": 25.3865,
+          "kwh_m2_heating": 41.0355,
+          "kwh_m2_lighting": 54.0787,
+          "kwh_m2_supplied": 121.327,
+          "kwh_m2_auxiliary": 39.0832,
+          "kwh_m2_displaced": 6.10442,
+          "kwh_m2_dual_fuel": 0,
+          "kwh_m2_equipment": 42.185,
+          "kwh_m2_smokeless": 0,
+          "kwh_m2_anthracite": 0,
+          "kwh_m2_waste_heat": 0,
+          "kwh_m2_natural_gas": 41.0355,
+          "kwh_m2_district_heating": 0
+        }
+      },
+      {
+        "area": 402.6,
+        "weather": "LON",
+        "activities": [
+          {
+            "id": 1005,
+            "area": 402.6
+          }
+        ],
+        "building_w_k": 362.524,
+        "hvac_systems": [
+          {
+            "area": 402.6,
+            "type": "Fan coil systems",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1005,
+                "area": 402.6
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 3.6,
+            "heating_sseff": 0.819,
+            "kwh_m2_cooling": 7.46769,
+            "kwh_m2_heating": 18.1581,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 14.0716,
+            "mj_m2_cooling_dem": 96.7814,
+            "mj_m2_heating_dem": 53.5375
+          }
+        ],
+        "analysis_type": "NOTIONAL",
+        "area_exterior": 1058.32,
+        "building_alpha": 11.2489,
+        "building_w_m2k": 0.342547,
+        "q50_infiltration": 3,
+        "global_performance": {
+          "kwh_m2_chp": 0,
+          "kwh_m2_dhw": 3.33761,
+          "kwh_m2_lpg": 0,
+          "kwh_m2_oil": 3.33761,
+          "kwh_m2_pvs": 0,
+          "kwh_m2_ses": 0,
+          "kwh_m2_coal": 0,
+          "kwh_m2_wind": 0,
+          "kwh_m2_biogas": 0,
+          "kwh_m2_biomass": 0,
+          "kwh_m2_cooling": 7.46769,
+          "kwh_m2_heating": 18.1582,
+          "kwh_m2_lighting": 14.4489,
+          "kwh_m2_supplied": 35.9883,
+          "kwh_m2_auxiliary": 14.0716,
+          "kwh_m2_displaced": 0,
+          "kwh_m2_dual_fuel": 0,
+          "kwh_m2_equipment": 42.185,
+          "kwh_m2_smokeless": 0,
+          "kwh_m2_anthracite": 0,
+          "kwh_m2_waste_heat": 0,
+          "kwh_m2_natural_gas": 18.1582,
+          "kwh_m2_district_heating": 0
+        }
+      },
+      {
+        "area": 402.6,
+        "weather": "LON",
+        "activities": [
+          {
+            "id": 1005,
+            "area": 402.6
+          }
+        ],
+        "building_w_k": 718.761,
+        "hvac_systems": [
+          {
+            "area": 402.6,
+            "type": "Fan coil systems",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1005,
+                "area": 402.6
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 2.25,
+            "heating_sseff": 0.73,
+            "kwh_m2_cooling": 25.6538,
+            "kwh_m2_heating": 71.9516,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 2.16062,
+            "mj_m2_cooling_dem": 207.795,
+            "mj_m2_heating_dem": 189.088
+          }
+        ],
+        "analysis_type": "REFERENCE",
+        "area_exterior": 1058.32,
+        "building_alpha": 10,
+        "building_w_m2k": 0.679153,
+        "q50_infiltration": 10,
+        "global_performance": {
+          "kwh_m2_chp": 0,
+          "kwh_m2_dhw": 6.41192,
+          "kwh_m2_lpg": 0,
+          "kwh_m2_oil": 0,
+          "kwh_m2_pvs": 0,
+          "kwh_m2_ses": 0,
+          "kwh_m2_coal": 0,
+          "kwh_m2_wind": 0,
+          "kwh_m2_biogas": 0,
+          "kwh_m2_biomass": 0,
+          "kwh_m2_cooling": 25.6538,
+          "kwh_m2_heating": 71.9516,
+          "kwh_m2_lighting": 45.54,
+          "kwh_m2_supplied": 73.3544,
+          "kwh_m2_auxiliary": 2.16062,
+          "kwh_m2_displaced": 0,
+          "kwh_m2_dual_fuel": 0,
+          "kwh_m2_equipment": 42.185,
+          "kwh_m2_smokeless": 0,
+          "kwh_m2_anthracite": 0,
+          "kwh_m2_waste_heat": 0,
+          "kwh_m2_natural_gas": 78.3634,
+          "kwh_m2_district_heating": 0
+        }
+      }
+    ]
+  },
+  "renewable_energy_source": [
+    {
+      "name": "Solar panel",
+      "end_date": "2030-12-25",
+      "generation": 20,
+      "start_date": "2019-12-25",
+      "energy_type": 2
+    }
+  ],
+  "existing_stock_benchmark": 81,
+  "or_assessment_start_date": "2020-05-14",
+  "related_certificate_number": "4192-1535-8427-8844-6702",
+  "current_energy_efficiency_band": "D"
+}
\ No newline at end of file
diff --git a/datatypes/epc/schema/tests/fixtures/cepc_7_1.json b/datatypes/epc/schema/tests/fixtures/cepc_7_1.json
new file mode 100644
index 000000000..f89954e68
--- /dev/null
+++ b/datatypes/epc/schema/tests/fixtures/cepc_7_1.json
@@ -0,0 +1,288 @@
+{
+  "ber": 67.09,
+  "ser": 42.07,
+  "ter": 23.2,
+  "tyr": 67.98,
+  "uprn": 12457,
+  "status": "entered",
+  "postcode": "BT4 3SR",
+  "post_town": "Whitbury",
+  "energy_use": {
+    "energy_consumption_current": 413.22
+  },
+  "issue_date": "2020-05-14",
+  "report_type": 3,
+  "schema_type": "CEPC-7.1",
+  "uprn_source": "Energy Assessor",
+  "valid_until": "2026-05-04",
+  "asset_rating": 80,
+  "language_code": 1,
+  "property_type": "B1 Offices and Workshop businesses",
+  "address_line_1": "Some Unit",
+  "address_line_2": "2 Lonely Street",
+  "address_line_3": "Some Area",
+  "address_line_4": "Some County",
+  "assessment_type": "CEPC",
+  "inspection_date": "2020-05-04",
+  "ac_questionnaire": {
+    "ac_present": "No",
+    "ac_rated_output": {
+      "ac_kw_rating": 100
+    },
+    "ac_estimated_output": 3,
+    "ac_inspection_commissioned": 1
+  },
+  "calculation_tool": "Casio fx-39",
+  "is_heritage_site": "N",
+  "or_building_data": {
+    "hvac_system": "Yes",
+    "other_hvac_system": "Yes",
+    "internal_environment": "Yes",
+    "assessment_period_alignment": "Yes"
+  },
+  "transaction_type": 1,
+  "or_benchmark_data": {
+    "benchmarks": [
+      {
+        "floor_area": 403,
+        "benchmark_id": 1
+      }
+    ]
+  },
+  "registration_date": "2020-05-04",
+  "building_complexity": "Level 3",
+  "new_build_benchmark": 28,
+  "or_usable_floor_area": {
+    "ufa_1": {
+      "floor_area": 100
+    }
+  },
+  "or_energy_consumption": {
+    "anthracite": {
+      "end_date": "2030-12-25",
+      "estimate": 3,
+      "start_date": "2019-12-25",
+      "consumption": 12.6
+    }
+  },
+  "technical_information": {
+    "floor_area": 403,
+    "building_level": 3,
+    "main_heating_fuel": "Natural Gas",
+    "renewable_sources": "Renewable sources test",
+    "special_energy_uses": "Test sp",
+    "building_environment": "Air Conditioning",
+    "or_availability_date": "2020-01-04",
+    "other_fuel_description": "Test"
+  },
+  "or_assessment_end_date": "2030-05-14",
+  "summary_of_performance": {
+    "building_data": [
+      {
+        "area": 402.6,
+        "weather": "LON",
+        "activities": [
+          {
+            "id": 1005,
+            "area": 402.6
+          }
+        ],
+        "building_w_k": 411.86,
+        "hvac_systems": [
+          {
+            "area": 402.6,
+            "type": "Fan coil systems",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1005,
+                "area": 402.6
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 1.963,
+            "heating_sseff": 0.827,
+            "kwh_m2_cooling": 25.3865,
+            "kwh_m2_heating": 41.0355,
+            "cooling_gen_seer": 2.5,
+            "heating_gen_seff": 0.89,
+            "kwh_m2_auxiliary": 39.0832,
+            "mj_m2_cooling_dem": 179.401,
+            "mj_m2_heating_dem": 122.171
+          }
+        ],
+        "analysis_type": "ACTUAL",
+        "area_exterior": 1058.32,
+        "building_alpha": 18.3412,
+        "building_w_m2k": 0.389164,
+        "q50_infiltration": 10,
+        "global_performance": {
+          "kwh_m2_chp": 0,
+          "kwh_m2_dhw": 2.77834,
+          "kwh_m2_lpg": 0,
+          "kwh_m2_oil": 0,
+          "kwh_m2_pvs": 3.07665,
+          "kwh_m2_ses": 0.801605,
+          "kwh_m2_coal": 0,
+          "kwh_m2_wind": 3.02777,
+          "kwh_m2_biogas": 0,
+          "kwh_m2_biomass": 0,
+          "kwh_m2_cooling": 25.3865,
+          "kwh_m2_heating": 41.0355,
+          "kwh_m2_lighting": 54.0787,
+          "kwh_m2_supplied": 121.327,
+          "kwh_m2_auxiliary": 39.0832,
+          "kwh_m2_displaced": 6.10442,
+          "kwh_m2_dual_fuel": 0,
+          "kwh_m2_equipment": 42.185,
+          "kwh_m2_smokeless": 0,
+          "kwh_m2_anthracite": 0,
+          "kwh_m2_waste_heat": 0,
+          "kwh_m2_natural_gas": 41.0355,
+          "kwh_m2_district_heating": 0
+        }
+      },
+      {
+        "area": 402.6,
+        "weather": "LON",
+        "activities": [
+          {
+            "id": 1005,
+            "area": 402.6
+          }
+        ],
+        "building_w_k": 362.524,
+        "hvac_systems": [
+          {
+            "area": 402.6,
+            "type": "Fan coil systems",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1005,
+                "area": 402.6
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 3.6,
+            "heating_sseff": 0.819,
+            "kwh_m2_cooling": 7.46769,
+            "kwh_m2_heating": 18.1581,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 14.0716,
+            "mj_m2_cooling_dem": 96.7814,
+            "mj_m2_heating_dem": 53.5375
+          }
+        ],
+        "analysis_type": "NOTIONAL",
+        "area_exterior": 1058.32,
+        "building_alpha": 11.2489,
+        "building_w_m2k": 0.342547,
+        "q50_infiltration": 3,
+        "global_performance": {
+          "kwh_m2_chp": 0,
+          "kwh_m2_dhw": 3.33761,
+          "kwh_m2_lpg": 0,
+          "kwh_m2_oil": 3.33761,
+          "kwh_m2_pvs": 0,
+          "kwh_m2_ses": 0,
+          "kwh_m2_coal": 0,
+          "kwh_m2_wind": 0,
+          "kwh_m2_biogas": 0,
+          "kwh_m2_biomass": 0,
+          "kwh_m2_cooling": 7.46769,
+          "kwh_m2_heating": 18.1582,
+          "kwh_m2_lighting": 14.4489,
+          "kwh_m2_supplied": 35.9883,
+          "kwh_m2_auxiliary": 14.0716,
+          "kwh_m2_displaced": 0,
+          "kwh_m2_dual_fuel": 0,
+          "kwh_m2_equipment": 42.185,
+          "kwh_m2_smokeless": 0,
+          "kwh_m2_anthracite": 0,
+          "kwh_m2_waste_heat": 0,
+          "kwh_m2_natural_gas": 18.1582,
+          "kwh_m2_district_heating": 0
+        }
+      },
+      {
+        "area": 402.6,
+        "weather": "LON",
+        "activities": [
+          {
+            "id": 1005,
+            "area": 402.6
+          }
+        ],
+        "building_w_k": 718.761,
+        "hvac_systems": [
+          {
+            "area": 402.6,
+            "type": "Fan coil systems",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1005,
+                "area": 402.6
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 2.25,
+            "heating_sseff": 0.73,
+            "kwh_m2_cooling": 25.6538,
+            "kwh_m2_heating": 71.9516,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 2.16062,
+            "mj_m2_cooling_dem": 207.795,
+            "mj_m2_heating_dem": 189.088
+          }
+        ],
+        "analysis_type": "REFERENCE",
+        "area_exterior": 1058.32,
+        "building_alpha": 10,
+        "building_w_m2k": 0.679153,
+        "q50_infiltration": 10,
+        "global_performance": {
+          "kwh_m2_chp": 0,
+          "kwh_m2_dhw": 6.41192,
+          "kwh_m2_lpg": 0,
+          "kwh_m2_oil": 0,
+          "kwh_m2_pvs": 0,
+          "kwh_m2_ses": 0,
+          "kwh_m2_coal": 0,
+          "kwh_m2_wind": 0,
+          "kwh_m2_biogas": 0,
+          "kwh_m2_biomass": 0,
+          "kwh_m2_cooling": 25.6538,
+          "kwh_m2_heating": 71.9516,
+          "kwh_m2_lighting": 45.54,
+          "kwh_m2_supplied": 73.3544,
+          "kwh_m2_auxiliary": 2.16062,
+          "kwh_m2_displaced": 0,
+          "kwh_m2_dual_fuel": 0,
+          "kwh_m2_equipment": 42.185,
+          "kwh_m2_smokeless": 0,
+          "kwh_m2_anthracite": 0,
+          "kwh_m2_waste_heat": 0,
+          "kwh_m2_natural_gas": 78.3634,
+          "kwh_m2_district_heating": 0
+        }
+      }
+    ]
+  },
+  "renewable_energy_source": [
+    {
+      "name": "Solar panel",
+      "end_date": "2030-12-25",
+      "generation": 20,
+      "start_date": "2019-12-25",
+      "energy_type": 2
+    }
+  ],
+  "existing_stock_benchmark": 81,
+  "or_assessment_start_date": "2020-05-14",
+  "related_certificate_number": "4192-1535-8427-8844-6702",
+  "current_energy_efficiency_band": "D"
+}
\ No newline at end of file
diff --git a/datatypes/epc/schema/tests/fixtures/cepc_8_0_0.json b/datatypes/epc/schema/tests/fixtures/cepc_8_0_0.json
new file mode 100644
index 000000000..ec747ee76
--- /dev/null
+++ b/datatypes/epc/schema/tests/fixtures/cepc_8_0_0.json
@@ -0,0 +1,334 @@
+{
+  "ber": 76.29,
+  "ser": 45.61,
+  "ter": 31.05,
+  "tyr": 90.98,
+  "uprn": 12457,
+  "status": "entered",
+  "postcode": "NE0 0AA",
+  "post_town": "Big Rock",
+  "energy_use": {
+    "energy_consumption_current": 451.27
+  },
+  "issue_date": "2021-03-19",
+  "methodology": "SBEM",
+  "report_type": 3,
+  "schema_type": "CEPC-8.0.0",
+  "uprn_source": "Energy Assessor",
+  "valid_until": "2031-03-18",
+  "asset_rating": 84,
+  "language_code": 1,
+  "output_engine": "EPCgen, v5.6.b.0",
+  "property_type": "A1/A2 Retail and Financial/Professional services",
+  "address_line_1": "60 Maple Syrup Road",
+  "address_line_2": "Candy Mountain",
+  "assessment_type": "CEPC",
+  "inspection_date": "2021-03-19",
+  "inspection_type": "Physical",
+  "ac_questionnaire": {
+    "ac_present": "No",
+    "ac_rated_output": {
+      "ac_kw_rating": 100,
+      "ac_rating_unknown_flag": 0
+    },
+    "ac_estimated_output": 3,
+    "ac_inspection_commissioned": 4
+  },
+  "calculation_tool": "G-ISBEM Ltd, G-ISBEM, v24.0, SBEM, v5.6.b.0",
+  "is_heritage_site": "N",
+  "transaction_type": 1,
+  "registration_date": "2021-03-19",
+  "building_complexity": "Level 3",
+  "new_build_benchmark": 34,
+  "technical_information": {
+    "floor_area": 951,
+    "building_level": 3,
+    "main_heating_fuel": "Grid Supplied Electricity",
+    "renewable_sources": "Renewable sources test",
+    "special_energy_uses": "Test sp",
+    "building_environment": "Air Conditioning",
+    "other_fuel_description": "Other fuel test"
+  },
+  "summary_of_performance": {
+    "building_data": [
+      {
+        "area": 951.34,
+        "weather": "NEW",
+        "activities": [
+          {
+            "id": 1067,
+            "area": 81.32
+          },
+          {
+            "id": 1070,
+            "area": 13.9
+          },
+          {
+            "id": 1074,
+            "area": 258.42
+          },
+          {
+            "id": 1078,
+            "area": 76.99
+          },
+          {
+            "id": 1071,
+            "area": 490.62
+          },
+          {
+            "id": 1077,
+            "area": 30.09
+          }
+        ],
+        "building_w_k": 193.204,
+        "hvac_systems": [
+          {
+            "area": 353.64,
+            "type": "No Heating or Cooling",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1067,
+                "area": 81.32
+              },
+              {
+                "id": 1070,
+                "area": 13.9
+              },
+              {
+                "id": 1074,
+                "area": 258.42
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 0,
+            "heating_sseff": 0,
+            "kwh_m2_cooling": 0,
+            "kwh_m2_heating": 0,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 0,
+            "mj_m2_cooling_dem": 13.1255,
+            "mj_m2_heating_dem": 71.1616
+          },
+          {
+            "area": 567.61,
+            "type": "Split or multi-split system",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1078,
+                "area": 76.99
+              },
+              {
+                "id": 1071,
+                "area": 490.62
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 2.25,
+            "heating_sseff": 0.73,
+            "kwh_m2_cooling": 49.5997,
+            "kwh_m2_heating": 6.49072,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 2.47934,
+            "mj_m2_cooling_dem": 401.756,
+            "mj_m2_heating_dem": 17.0576
+          },
+          {
+            "area": 30.09,
+            "type": "Other local room heater - unfanned",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1077,
+                "area": 30.09
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 2.25,
+            "heating_sseff": 0.73,
+            "kwh_m2_cooling": 25.4056,
+            "kwh_m2_heating": 84.553,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 12.1545,
+            "mj_m2_cooling_dem": 205.785,
+            "mj_m2_heating_dem": 222.205
+          }
+        ],
+        "analysis_type": "REFERENCE",
+        "area_exterior": 509.17,
+        "building_alpha": 10,
+        "building_w_m2k": 0.379449,
+        "q50_infiltration": 10,
+        "global_performance": {
+          "kwh_m2_chp": 0,
+          "kwh_m2_dhw": 2.7961,
+          "kwh_m2_lpg": 0,
+          "kwh_m2_oil": 0,
+          "kwh_m2_pvs": 0,
+          "kwh_m2_ses": 0,
+          "kwh_m2_coal": 0,
+          "kwh_m2_wind": 0,
+          "kwh_m2_biogas": 0,
+          "kwh_m2_biomass": 0,
+          "kwh_m2_cooling": 30.3968,
+          "kwh_m2_heating": 6.54699,
+          "kwh_m2_lighting": 78.7393,
+          "kwh_m2_supplied": 110.999,
+          "kwh_m2_auxiliary": 1.86372,
+          "kwh_m2_displaced": 0,
+          "kwh_m2_dual_fuel": 0,
+          "kwh_m2_equipment": 19.5261,
+          "kwh_m2_smokeless": 0,
+          "kwh_m2_anthracite": 0,
+          "kwh_m2_waste_heat": 0,
+          "kwh_m2_natural_gas": 9.34308,
+          "kwh_m2_district_heating": 0
+        }
+      },
+      {
+        "area": 951.34,
+        "weather": "NEW",
+        "activities": [
+          {
+            "id": 1067,
+            "area": 81.32
+          },
+          {
+            "id": 1070,
+            "area": 13.9
+          },
+          {
+            "id": 1074,
+            "area": 258.42
+          },
+          {
+            "id": 1078,
+            "area": 76.99
+          },
+          {
+            "id": 1071,
+            "area": 490.62
+          },
+          {
+            "id": 1077,
+            "area": 30.09
+          }
+        ],
+        "building_w_k": 193.204,
+        "hvac_systems": [
+          {
+            "area": 353.64,
+            "type": "No Heating or Cooling",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1067,
+                "area": 81.32
+              },
+              {
+                "id": 1070,
+                "area": 13.9
+              },
+              {
+                "id": 1074,
+                "area": 258.42
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 0,
+            "heating_sseff": 0,
+            "kwh_m2_cooling": 0,
+            "kwh_m2_heating": 0,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 0,
+            "mj_m2_cooling_dem": 13.1255,
+            "mj_m2_heating_dem": 71.1616
+          },
+          {
+            "area": 567.61,
+            "type": "Split or multi-split system",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1078,
+                "area": 76.99
+              },
+              {
+                "id": 1071,
+                "area": 490.62
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 2.25,
+            "heating_sseff": 0.73,
+            "kwh_m2_cooling": 49.5997,
+            "kwh_m2_heating": 6.49072,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 2.47934,
+            "mj_m2_cooling_dem": 401.756,
+            "mj_m2_heating_dem": 17.0576
+          },
+          {
+            "area": 30.09,
+            "type": "Other local room heater - unfanned",
+            "fuel_type": "Natural Gas",
+            "activities": [
+              {
+                "id": 1077,
+                "area": 30.09
+              }
+            ],
+            "heat_source": "LTHW boiler",
+            "cooling_sseer": 2.25,
+            "heating_sseff": 0.73,
+            "kwh_m2_cooling": 25.4056,
+            "kwh_m2_heating": 84.553,
+            "cooling_gen_seer": 0,
+            "heating_gen_seff": 0,
+            "kwh_m2_auxiliary": 12.1545,
+            "mj_m2_cooling_dem": 205.785,
+            "mj_m2_heating_dem": 222.205
+          }
+        ],
+        "analysis_type": "ACTUAL",
+        "area_exterior": 509.17,
+        "building_alpha": 10,
+        "building_w_m2k": 0.379449,
+        "q50_infiltration": 10,
+        "global_performance": {
+          "kwh_m2_chp": 0,
+          "kwh_m2_dhw": 2.7961,
+          "kwh_m2_lpg": 0,
+          "kwh_m2_oil": 0,
+          "kwh_m2_pvs": 0,
+          "kwh_m2_ses": 0,
+          "kwh_m2_coal": 0,
+          "kwh_m2_wind": 0,
+          "kwh_m2_biogas": 0,
+          "kwh_m2_biomass": 0,
+          "kwh_m2_cooling": 30.3968,
+          "kwh_m2_heating": 6.54699,
+          "kwh_m2_lighting": 78.7393,
+          "kwh_m2_supplied": 110.999,
+          "kwh_m2_auxiliary": 1.86372,
+          "kwh_m2_displaced": 0,
+          "kwh_m2_dual_fuel": 0,
+          "kwh_m2_equipment": 19.5261,
+          "kwh_m2_smokeless": 0,
+          "kwh_m2_anthracite": 0,
+          "kwh_m2_waste_heat": 0,
+          "kwh_m2_natural_gas": 9.34308,
+          "kwh_m2_district_heating": 0
+        }
+      }
+    ]
+  },
+  "existing_stock_benchmark": 100,
+  "current_energy_efficiency_band": "D"
+}
\ No newline at end of file