diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1003027a..a654d7dd 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,7 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ## [Unreleased]
 
 - Declare the beautifulsoup4 dependency the ES-PV and ES-VC converters import
+- ES-CL: the ITACyL server is https-only, the 2025 shapefiles sit in province subfolders, and C_REFREC is the identifier
 - A test refuses a fixture above 5 MB, committed or merely lying in the fixture folder, because a failing convert test downloads the real source there
 - ES-MD: find RECINTO.shp wherever the archive puts it
 - Update vecorel-cli to v0.2.17:
diff --git a/fiboa_cli/datasets/es_cl.py b/fiboa_cli/datasets/es_cl.py
index 1d2cf4d9..499f7caa 100644
--- a/fiboa_cli/datasets/es_cl.py
+++ b/fiboa_cli/datasets/es_cl.py
@@ -26,27 +26,34 @@ class ESCLConverter(ESBaseConverter):
     license = "CC-NC: Free use of the data is permitted, but commercial exploitation is prohibited <http://ftp.itacyl.es/cartografia/LICENCIA-IGCYL-NC-2012.pdf>"
 
     columns = {
-        "DN_OID": "id",
+        # DN_OID is 0 in every row of every province; C_REFREC is SIGPAC's own
+        # 23-character recinto reference (province, municipality, agregado, zona,
+        # polígono, parcela, recinto), which identifies the field and follows it
+        # across editions.
+        "C_REFREC": "id",
         "geometry": "geometry",
-        "determination:datetime": "determination:datetime",
         "USO_SIGPAC": "crop:code",
         "crop:name": "crop:name",
         "crop:name_en": "crop:name_en",
     }
     use_code_attribute = "USO_SIGPAC"
-    column_additions = ESBaseConverter.column_additions | {
-        "determination:datetime": "2024-01-01T00:00:00Z"
-    }
+    use_variant_as_determination = True
 
     def download_files(self, uris, cache_folder=None):
         paths = super().download_files(uris, cache_folder)
         new = []
         for path, uri in paths:
             directory = os.path.dirname(path)
-            ps = [z for z in os.listdir(directory) if regex.search(z)]
+            # the 2025 archives nest the shapefiles in a province folder
+            ps = [
+                os.path.join(root, z)
+                for root, _, files in os.walk(directory)
+                for z in files
+                if regex.search(z)
+            ]
             assert len(ps), f"Missing matching shapefile in {directory}"
             for p in ps:
-                new.append((os.path.join(directory, p), uri))
+                new.append((p, uri))
         return new
 
     def get_urls(self):
@@ -55,7 +62,7 @@ def get_urls(self):
             logger.warning(f"Choosing first year {self.variant}")
         else:
             assert 2019 <= int(self.variant) <= 2025, f"Wrong year {self.variant}"
-        base = f"http://ftp.itacyl.es/cartografia/05_SIGPAC/{self.variant}_ETRS89/Parcelario_SIGPAC_CyL_Provincias/"
+        base = f"https://ftp.itacyl.es/cartografia/05_SIGPAC/{self.variant}_ETRS89/Parcelario_SIGPAC_CyL_Provincias/"
         response = requests.get(base)
         assert response.status_code == 200, f"Error getting urls {response}\n{response.content}"
         uris = {
diff --git a/tests/data-files/convert/es_cl/AVILA.zip b/tests/data-files/convert/es_cl/AVILA.zip
new file mode 100644
index 00000000..a1741b33
Binary files /dev/null and b/tests/data-files/convert/es_cl/AVILA.zip differ
diff --git a/tests/test_convert.py b/tests/test_convert.py
index 3ac24a11..d3ce8c7e 100644
--- a/tests/test_convert.py
+++ b/tests/test_convert.py
@@ -44,6 +44,7 @@
     "lv",
     "ie",
     "es_cat",
+    "es_cl",
     "es",
     "nz",
     "lt",
@@ -78,6 +79,10 @@ def _input_files(converter, *names):
     "de_he": _input_files("de_he", "de_he.json"),
     "br_ba_lem": _input_files("br_ba_lem", "LEM_dataset.zip"),
     "ch": _input_files("ch", "lwb_nutzungsflaechen_v2_0_lv95.gpkg"),
+    "es_cl": {
+        "variant": "2025",
+        "input_files": {f"{test_path}/es_cl/AVILA.zip": ["replaceme.zip"]},
+    },
     "es_cat": _input_files("es_cat", "Cultius_DUN2023_GPKG.zip"),
     "es": {"input_files": {f"{test_path}/es/1501_ALAVA_cd_2025_20250105.gpkg.zip": ["*.gpkg"]}},
     "lv": _input_files("lv", "1_100.xml"),