---
title: "ReverseEntity: CDEK reverse delivery in Joomla | WT CDEK - WebTolk websites development, Joomla Extensions"
description: "ReverseEntity for Joomla: reverse-delivery availability checks. WT CDEK documentation with CDEK API parameters and PHP integration examples."
url: "https://web-tolk.ru/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/documentation/wt-cdek-entities-reverse"
date: "2026-11-02T12:17:42+00:00"
language: "en-GB"
---

## Breadcrumbs

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# ReverseEntity: CDEK reverse delivery in Joomla

WT CDEK library - Documentation

**Category:** [Libraries](https://web-tolk.ru/en/dev/biblioteki)

[Project](https://web-tolk.ru/en/dev/biblioteki/wt-cdek-library-for-joomla-developers)[Versions](https://web-tolk.ru/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/versions)[Documentation](https://web-tolk.ru/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/documentation)[GitHub](https://github.com/WebTolk/WT-CDEK-Joomla-PHP-library)

ReverseEntity in WT CDEK for Joomla covers reverse-delivery availability checks. This reference explains its purpose, parameters and PHP examples for Joomla extensions.

ReverseEntity checks whether reverse logistics is available before the original order is created.

Access the entity through the Cdek facade:

```
$reverse = $cdek->reverse();
```

## `checkAvailability()`

### Signature

```
public function checkAvailability(array $request_options = []): array
```

### REST API

- `POST /v2/reverse/availability`

### Purpose

Checks reverse availability for a future order.

### Parameters

The library checks for a nonempty array. Typically supply tariff, route, sender, recipient and departure/delivery points.

### Returns

CDEK response indicating availability or explaining why it is unavailable.

### Example

```
<?php

declare(strict_types=1);

use Webtolk\Cdekapi\Cdek;

defined('_JEXEC') or die;

$cdek = new Cdek();

$result = $cdek->reverse()->checkAvailability([
    'tariff_code'   => 136,
    'from_location' => ['code' => 44],
    'to_location'   => ['code' => 270],
]);
```

[Overview and getting started](https://web-tolk.ru/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/documentation/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/documentation/wt-cdek-library-joomla-form-fields)

[WT CDEK 1.4.0 source code on GitHub](https://github.com/WebTolk/WT-CDEK-Joomla-PHP-library/blob/v.1.4.0/lib_webtolk_wtcdek/src/Entities/ReverseEntity.php)

## JSON-LD Schema

```json
{
    "@context": "https://schema.org",
    "@type": "BreadcrumbList",
    "@id": "https://web-tolk.ru/#/schema/BreadcrumbList/17",
    "itemListElement": [
        {
            "@type": "ListItem",
            "position": 1,
            "item": {
                "@id": "https://web-tolk.ru/en",
                "name": "Home"
            }
        },
        {
            "@type": "ListItem",
            "position": 2,
            "item": {
                "@id": "https://web-tolk.ru/en/dev",
                "name": "Joomla extensions"
            }
        },
        {
            "@type": "ListItem",
            "position": 3,
            "item": {
                "@id": "/en/dev/biblioteki",
                "name": "Libraries"
            }
        },
        {
            "@type": "ListItem",
            "position": 4,
            "item": {
                "@id": "/en/dev/biblioteki/wt-cdek-library-for-joomla-developers",
                "name": "WT CDEK library "
            }
        },
        {
            "@type": "ListItem",
            "position": 5,
            "item": {
                "@id": "/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/documentation",
                "name": "Documentation"
            }
        },
        {
            "@type": "ListItem",
            "position": 6,
            "item": {
                "name": "ReverseEntity: CDEK reverse delivery in Joomla"
            }
        }
    ]
}
```

```json
{
    "@context": "https://schema.org",
    "@graph": [
        {
            "@type": "Organization",
            "@id": "https://web-tolk.ru/#/schema/Organization/base",
            "name": "WebTolk",
            "url": "https://web-tolk.ru/",
            "logo": {
                "@type": "ImageObject",
                "@id": "https://web-tolk.ru/#/schema/ImageObject/logo",
                "url": "https://web-tolk.ru/images/webtolk-1080p.jpg",
                "contentUrl": "https://web-tolk.ru/images/webtolk-1080p.jpg",
                "width": 1920,
                "height": 1080
            },
            "image": {
                "@id": "https://web-tolk.ru/#/schema/ImageObject/logo"
            },
            "sameAs": [
                "https://github.com/WebTolk",
                "https://github.com/sergeytolkachyov",
                "https://vk.com/web_tolk",
                "https://vk.com/webtolkru",
                "https://tenchat.ru/sergeytolkachyov",
                "https://t.me/sergeytolkachyov",
                "https://t.me/webtolkru"
            ]
        },
        {
            "@type": "WebSite",
            "@id": "https://web-tolk.ru/#/schema/WebSite/base",
            "url": "https://web-tolk.ru/",
            "name": "WebTolk websites development, Joomla Extensions",
            "publisher": {
                "@id": "https://web-tolk.ru/#/schema/Organization/base"
            }
        },
        {
            "@type": "WebPage",
            "@id": "https://web-tolk.ru/#/schema/WebPage/base",
            "url": "https://web-tolk.ru/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/documentation/wt-cdek-entities-reverse",
            "name": "ReverseEntity: CDEK reverse delivery in Joomla | WT CDEK - WebTolk websites development, Joomla Extensions",
            "description": "ReverseEntity for Joomla: reverse-delivery availability checks. WT CDEK documentation with CDEK API parameters and PHP integration examples.",
            "isPartOf": {
                "@id": "https://web-tolk.ru/#/schema/WebSite/base"
            },
            "about": {
                "@id": "https://web-tolk.ru/#/schema/TechArticle/base"
            },
            "inLanguage": "en-GB",
            "breadcrumb": {
                "@id": "https://web-tolk.ru/#/schema/BreadcrumbList/17"
            }
        },
        {
            "@type": "TechArticle",
            "headline": "ReverseEntity: CDEK reverse delivery in Joomla",
            "url": "https://web-tolk.ru/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/documentation/wt-cdek-entities-reverse",
            "description": "ReverseEntity in WT CDEK for Joomla covers reverse-delivery availability checks. This reference explains its purpose, parameters and PHP examples for Joomla extensions.",
            "mainEntityOfPage": {
                "@type": "WebPage",
                "url": "https://web-tolk.ru/en/dev/biblioteki/wt-cdek-library-for-joomla-developers/documentation/wt-cdek-entities-reverse"
            },
            "keywords": [
                "Joomla",
                " PHP",
                " CDEK API",
                " WT CDEK",
                " ReverseEntity",
                " reverse-delivery availability checks"
            ]
        }
    ]
}
```