diff --git a/invenio.cfg b/invenio.cfg
index 04f18851..2f34eafc 100644
--- a/invenio.cfg
+++ b/invenio.cfg
@@ -42,8 +42,7 @@ from invenio_rdm_records.services.components import DefaultRecordsComponents
 from invenio_oauthclient.views.client import auto_redirect_login
 
 from invenio_communities.communities.services import facets as community_facets
-
-from zenodo_rdm.custom_fields import CUSTOM_FIELDS_UI, CUSTOM_FIELDS, CUSTOM_FIELDS_FACETS, NAMESPACES
+from zenodo_rdm.custom_fields import CUSTOM_FIELDS_UI, CUSTOM_FIELDS, CUSTOM_FIELDS_FACETS, NAMESPACES,COMMUNITY_FIELDS, COMMUNITY_FIELDS_UI
 from zenodo_rdm.views import frontpage_view_function
 from zenodo_rdm.permissions import ZenodoCommunityPermissionPolicy, ZenodoRDMRecordPermissionPolicy
 from zenodo_rdm.api import ZenodoRDMRecord, ZenodoRDMDraft
@@ -642,6 +641,10 @@ RDM_CUSTOM_FIELDS = CUSTOM_FIELDS
 
 RDM_CUSTOM_FIELDS_UI = CUSTOM_FIELDS_UI  #  UI components
 
+COMMUNITIES_CUSTOM_FIELDS_UI = COMMUNITY_FIELDS_UI
+
+COMMUNITIES_CUSTOM_FIELDS = COMMUNITY_FIELDS
+
 # Invenio-Communities
 # ==============
 COMMUNITIES_GROUPS_ENABLED = False
diff --git a/site/zenodo_rdm/custom_fields/__init__.py b/site/zenodo_rdm/custom_fields/__init__.py
index c8ab2964..939a1cec 100644
--- a/site/zenodo_rdm/custom_fields/__init__.py
+++ b/site/zenodo_rdm/custom_fields/__init__.py
@@ -34,6 +34,10 @@
     THESIS_NAMESPACE,
 )
 
+from .community_fields import (
+    COMMUNITY_FIELDS,
+    COMMUNITY_FIELDS_UI,
+)
 from .domain_fields import (
     AUDIOVIS_FIELDS,
     AUDIOVIS_FIELDS_UI,
diff --git a/site/zenodo_rdm/custom_fields/community_fields.py b/site/zenodo_rdm/custom_fields/community_fields.py
new file mode 100644
index 00000000..351fb17b
--- /dev/null
+++ b/site/zenodo_rdm/custom_fields/community_fields.py
@@ -0,0 +1,76 @@
+# -*- coding: utf-8 -*-
+#
+# Copyright (C) 2023 CERN.
+#
+# ZenodoRDM is free software; you can redistribute it and/or modify it
+# under the terms of the MIT License; see LICENSE file for more details.
+
+"""Custom fields."""
+from invenio_i18n import lazy_gettext as _
+from invenio_vocabularies.services.custom_fields import VocabularyCF
+from invenio_vocabularies.contrib.subjects.schema import SubjectRelationSchema
+from invenio_vocabularies.contrib.subjects.api import Subject
+
+
+class SubjectCF(VocabularyCF):
+    """Custom field for subjects."""
+
+    field_keys = ["id", "subject"]
+
+    def __init__(self, **kwargs):
+        """Constructor."""
+        super().__init__(
+            vocabulary_id="subjects",
+            schema=SubjectRelationSchema,
+            ui_schema=SubjectRelationSchema,
+            **kwargs
+        )
+        self.pid_field = Subject.pid
+
+    @property
+    def mapping(self):
+        """Return the mapping."""
+        _mapping = {
+            "type": "object",
+            "properties": {
+                "@v": {"type": "keyword"},
+                "id": {"type": "keyword"},
+                "subject": {"type": "keyword"},
+            },
+        }
+
+        return _mapping
+
+
+COMMUNITY_FIELDS_UI = [
+    {
+        "section": _("Subjects"),
+        "fields": [
+            dict(
+                field="subjects",
+                ui_widget="SubjectAutocompleteDropdown",
+                props=dict(
+                    label="Keywords and subjects",
+                    icon="tag",
+                    description="The subjects related to the community",
+                    placeholder="Search for a subject by name e.g. Psychology ...",
+                    autocompleteFrom="api/subjects",
+                    autocompleteFromAcceptHeader="application/vnd.inveniordm.v1+json",
+                    required=False,
+                    multiple=True,
+                    clearable=True,
+                    allowAdditions=False,
+                ),
+            )
+        ],
+    }
+]
+
+
+COMMUNITY_FIELDS = {
+    SubjectCF(
+        name="subjects",
+        multiple=True,
+        dump_options=False,
+    )
+}