diff --git a/domain/condition/mapping/calico/__init__.py b/domain/condition/mapping/calico/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/domain/condition/mapping/calico/calico_element_map.py b/domain/condition/mapping/calico/calico_element_map.py
new file mode 100644
index 000000000..36f8431ef
--- /dev/null
+++ b/domain/condition/mapping/calico/calico_element_map.py
@@ -0,0 +1,12 @@
+from domain.condition.aspect_type import AspectType
+from domain.condition.element_type import ElementType
+from domain.condition.mapping.element_mapping import ElementMapping
+
+# Calico's component path -> the shared taxonomy. Held as data (like the LBWF /
+# Peabody element maps) so extending Calico to further components is a data edit.
+CALICO_ELEMENT_MAP: dict[str, ElementMapping] = {
+    "Roof Covering": ElementMapping(
+        elementType=ElementType.ROOF,
+        aspect_type=AspectType.MATERIAL,
+    ),
+}
diff --git a/domain/condition/mapping/calico/calico_mapper.py b/domain/condition/mapping/calico/calico_mapper.py
new file mode 100644
index 000000000..446d8b8cb
--- /dev/null
+++ b/domain/condition/mapping/calico/calico_mapper.py
@@ -0,0 +1,11 @@
+from typing import Any, Optional
+
+from domain.condition.mapping.mapper import Mapper
+from domain.condition.property_condition_survey import PropertyConditionSurvey
+
+
+class CalicoMapper(Mapper):
+    def map_asset_conditions_for_property(
+        self, client_property_data: Any, survey_year: Optional[int] = None
+    ) -> PropertyConditionSurvey:
+        raise NotImplementedError
diff --git a/domain/condition/records/calico/__init__.py b/domain/condition/records/calico/__init__.py
new file mode 100644
index 000000000..e69de29bb
diff --git a/domain/condition/records/calico/calico_asset_condition.py b/domain/condition/records/calico/calico_asset_condition.py
new file mode 100644
index 000000000..0673fbba0
--- /dev/null
+++ b/domain/condition/records/calico/calico_asset_condition.py
@@ -0,0 +1,20 @@
+from dataclasses import dataclass
+from datetime import date
+from typing import Optional
+
+
+@dataclass
+class CalicoAssetCondition:
+    """One component row from a Calico stock-condition export.
+
+    Calico's current export carries a single component (``path == "Roof
+    Covering"``); ``covering_type`` is the material (e.g. "Concrete Tiles") and
+    ``remaining_life`` is Calico's Decent-Homes-derived years-remaining figure.
+    """
+
+    asset_reference: int
+    path: str
+    covering_type: Optional[str] = None
+    fitted_date: Optional[date] = None
+    quantity: Optional[int] = None
+    remaining_life: Optional[int] = None
diff --git a/domain/condition/records/calico/calico_property.py b/domain/condition/records/calico/calico_property.py
new file mode 100644
index 000000000..ba0597d5f
--- /dev/null
+++ b/domain/condition/records/calico/calico_property.py
@@ -0,0 +1,10 @@
+from dataclasses import dataclass
+from typing import List
+
+from domain.condition.records.calico.calico_asset_condition import CalicoAssetCondition
+
+
+@dataclass
+class CalicoProperty:
+    uprn: int
+    assets: List[CalicoAssetCondition]
diff --git a/tests/condition/mapping/test_calico_mapper.py b/tests/condition/mapping/test_calico_mapper.py
new file mode 100644
index 000000000..c9e15c2e7
--- /dev/null
+++ b/tests/condition/mapping/test_calico_mapper.py
@@ -0,0 +1,36 @@
+from datetime import date
+
+from domain.condition.aspect_type import AspectType
+from domain.condition.element_type import ElementType
+from domain.condition.mapping.calico.calico_mapper import CalicoMapper
+from domain.condition.records.calico.calico_asset_condition import CalicoAssetCondition
+from domain.condition.records.calico.calico_property import CalicoProperty
+
+
+def test_calico_mapper_sets_renewal_year_to_export_year_plus_remaining_life():
+    # Arrange
+    calico_property = CalicoProperty(
+        uprn=100093305101,
+        assets=[
+            CalicoAssetCondition(
+                asset_reference=443,
+                path="Roof Covering",
+                covering_type="Concrete Tiles",
+                fitted_date=date(1998, 4, 1),
+                quantity=55,
+                remaining_life=36,
+            )
+        ],
+    )
+    export_year = 2026
+
+    # Act
+    survey = CalicoMapper().map_asset_conditions_for_property(
+        calico_property, export_year
+    )
+
+    # Assert
+    roof_material = survey.elements[0].aspect_conditions[0]
+    assert roof_material.aspect_type is AspectType.MATERIAL
+    assert survey.elements[0].element_type is ElementType.ROOF
+    assert roof_material.renewal_year == export_year + 36