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diff --git a/apps/dav/lib/CalDAV/CachedSubscriptionImpl.php b/apps/dav/lib/CalDAV/CachedSubscriptionImpl.php
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+++ b/apps/dav/lib/CalDAV/CachedSubscriptionImpl.php
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+<?php
+
+declare(strict_types=1);
+
+/**
+ * @copyright 2024 Daniel Kesselberg <mail@danielkesselberg.de>
+ *
+ * @author Daniel Kesselberg <mail@danielkesselberg.de>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+namespace OCA\DAV\CalDAV;
+
+use OCP\Calendar\ICalendar;
+use OCP\Constants;
+
+class CachedSubscriptionImpl implements ICalendar {
+	private CalDavBackend $backend;
+	private CachedSubscription $calendar;
+	/** @var array<string, mixed> */
+	private array $calendarInfo;
+
+	public function __construct(
+		CachedSubscription $calendar,
+		array $calendarInfo,
+		CalDavBackend $backend
+	) {
+		$this->calendar = $calendar;
+		$this->calendarInfo = $calendarInfo;
+		$this->backend = $backend;
+	}
+
+	/**
+	 * @return string defining the technical unique key
+	 * @since 13.0.0
+	 */
+	public function getKey(): string {
+		return (string) $this->calendarInfo['id'];
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function getUri(): string {
+		return $this->calendarInfo['uri'];
+	}
+
+	/**
+	 * In comparison to getKey() this function returns a human readable (maybe translated) name
+	 * @since 13.0.0
+	 */
+	public function getDisplayName(): ?string {
+		return $this->calendarInfo['{DAV:}displayname'];
+	}
+
+	/**
+	 * Calendar color
+	 * @since 13.0.0
+	 */
+	public function getDisplayColor(): ?string {
+		return $this->calendarInfo['{http://apple.com/ns/ical/}calendar-color'];
+	}
+
+	/**
+	 * @param string $pattern which should match within the $searchProperties
+	 * @param array $searchProperties defines the properties within the query pattern should match
+	 * @param array $options - optional parameters:
+	 * 	['timerange' => ['start' => new DateTime(...), 'end' => new DateTime(...)]]
+	 * @param int|null $limit - limit number of search results
+	 * @param int|null $offset - offset for paging of search results
+	 * @return array an array of events/journals/todos which are arrays of key-value-pairs
+	 * @since 13.0.0
+	 */
+	public function search(string $pattern, array $searchProperties = [], array $options = [], $limit = null, $offset = null): array {
+		return $this->backend->search($this->calendarInfo, $pattern, $searchProperties, $options, $limit, $offset);
+	}
+
+	/**
+	 * @return int build up using \OCP\Constants
+	 * @since 13.0.0
+	 */
+	public function getPermissions(): int {
+		$permissions = $this->calendar->getACL();
+		$result = 0;
+		foreach ($permissions as $permission) {
+			switch ($permission['privilege']) {
+				case '{DAV:}read':
+					$result |= Constants::PERMISSION_READ;
+					break;
+			}
+		}
+
+		return $result;
+	}
+
+	public function isDeleted(): bool {
+		return false;
+	}
+
+	public function getSource(): string {
+		return $this->calendarInfo['source'];
+	}
+}