diff --git a/README.md b/README.md
index 1a35f06..409a45e 100644
--- a/README.md
+++ b/README.md
@@ -27,6 +27,7 @@ FedEx Rest API documentation https://developer.fedex.com/api/en-us/get-started.h
 - [ ] Postal Code Validation API
 - [x] Rate Quotes API
 - [ ] Service Availability API
+- [ ] Trade Documents Upload API
 
 ### Other
 - [x] [oAuth authorization](#authorization)
diff --git a/src/FedexRest/Services/TradeDocument/Entity/Document.php b/src/FedexRest/Services/TradeDocument/Entity/Document.php
new file mode 100644
index 0000000..fa5b29f
--- /dev/null
+++ b/src/FedexRest/Services/TradeDocument/Entity/Document.php
@@ -0,0 +1,56 @@
+<?php
+
+namespace FedexRest\Services\TradeDocument\Entity;
+
+class Document
+{
+    public string $workflowName;
+    public string $name;
+    public string $contentType;
+    public Meta $meta;
+    public ?string $carrierCode = null;
+
+    public function setWorkflowName(string $workflowName): Document
+    {
+        $this->workflowName = $workflowName;
+        return $this;
+    }
+
+    public function setName(string $name): Document
+    {
+        $this->name = $name;
+        return $this;
+    }
+
+    public function setContentType(string $contentType): Document
+    {
+        $this->contentType = $contentType;
+        return $this;
+    }
+
+    public function setMeta(Meta $meta): Document
+    {
+        $this->meta = $meta;
+        return $this;
+    }
+
+    public function setCarrierCode(string $carrierCode): Document
+    {
+        $this->carrierCode = $carrierCode;
+        return $this;
+    }
+
+    public function prepare(): array
+    {
+        $data = [
+            'workflowName' => $this->workflowName,
+            'name' => $this->name,
+            'contentType' => $this->contentType,
+            'meta' => $this->meta->prepare(),
+        ];
+        if (!empty($this->carrierCode)) {
+            $data['carrierCode'] = $this->carrierCode;
+        }
+        return $data;
+    }
+}
\ No newline at end of file
diff --git a/src/FedexRest/Services/TradeDocument/Entity/ImageDocument.php b/src/FedexRest/Services/TradeDocument/Entity/ImageDocument.php
new file mode 100644
index 0000000..a0cd799
--- /dev/null
+++ b/src/FedexRest/Services/TradeDocument/Entity/ImageDocument.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace FedexRest\Services\TradeDocument\Entity;
+
+class ImageDocument
+{
+    public string $referenceId;
+    public string $name;
+    public string $contentType;
+    public ImageMeta $meta;
+
+    public function setReferenceId(string $referenceId): ImageDocument
+    {
+        $this->referenceId = $referenceId;
+        return $this;
+    }
+    public function setName(string $name): ImageDocument
+    {
+        $this->name = $name;
+        return $this;
+    }
+
+    public function setContentType(string $contentType): ImageDocument
+    {
+        $this->contentType = $contentType;
+        return $this;
+    }
+
+    public function setMeta(ImageMeta $meta): ImageDocument
+    {
+        $this->meta = $meta;
+        return $this;
+    }
+
+    public function prepare(): array
+    {
+        return [
+            'referenceId' => $this->referenceId,
+            'name' => $this->name,
+            'contentType' => $this->contentType,
+            'meta' => $this->meta->prepare(),
+        ];
+    }
+}
\ No newline at end of file
diff --git a/src/FedexRest/Services/TradeDocument/Entity/ImageMeta.php b/src/FedexRest/Services/TradeDocument/Entity/ImageMeta.php
new file mode 100644
index 0000000..9241f81
--- /dev/null
+++ b/src/FedexRest/Services/TradeDocument/Entity/ImageMeta.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace FedexRest\Services\TradeDocument\Entity;
+
+class ImageMeta
+{
+
+    public string $imageType;
+    public string $imageIndex;
+
+    public function setImageType(string $imageType): ImageMeta
+    {
+        $this->imageType = $imageType;
+        return $this;
+    }
+
+    public function setImageIndex(string $imageIndex): ImageMeta
+    {
+        $this->imageIndex = $imageIndex;
+        return $this;
+    }
+
+    public function prepare(): array
+    {
+        return [
+            'imageType' => $this->imageType,
+            'imageIndex' => $this->imageIndex,
+        ];
+    }
+}
diff --git a/src/FedexRest/Services/TradeDocument/Entity/Meta.php b/src/FedexRest/Services/TradeDocument/Entity/Meta.php
new file mode 100644
index 0000000..0ad54b6
--- /dev/null
+++ b/src/FedexRest/Services/TradeDocument/Entity/Meta.php
@@ -0,0 +1,88 @@
+<?php
+
+namespace FedexRest\Services\TradeDocument\Entity;
+
+class Meta
+{
+    public string $shipDocumentType;
+    public string $originCountryCode;
+    public string $destinationCountryCode;
+    public ?string $formCode = null;
+    public ?string $trackingNumber = null;
+    public ?string $shipmentDate = null;
+    public ?string $originLocationCode = null;
+    public ?string $destinationLocationCode = null;
+
+    public function setShipDocumentType(string $shipDocumentType): Meta
+    {
+        $this->shipDocumentType = $shipDocumentType;
+        return $this;
+    }
+
+    public function setOriginCountryCode(string $originCountryCode): Meta
+    {
+        $this->originCountryCode = $originCountryCode;
+        return $this;
+    }
+
+    public function setDestinationCountryCode(string $destinationCountryCode): Meta
+    {
+        $this->destinationCountryCode = $destinationCountryCode;
+        return $this;
+    }
+
+    public function setFormCode(string $formCode): Meta
+    {
+        $this->formCode = $formCode;
+        return $this;
+    }
+
+    public function setTrackingNumber(string $trackingNumber): Meta
+    {
+        $this->trackingNumber = $trackingNumber;
+        return $this;
+    }
+
+    public function setShipmentDate(string $shipmentDate): Meta
+    {
+        $this->shipmentDate = $shipmentDate;
+        return $this;
+    }
+
+    public function setOriginLocationCode(string $originLocationCode): Meta
+    {
+        $this->originLocationCode = $originLocationCode;
+        return $this;
+    }
+
+    public function setDestinationLocationCode(string $destinationLocationCode): Meta
+    {
+        $this->destinationLocationCode = $destinationLocationCode;
+        return $this;
+    }
+
+    public function prepare(): array
+    {
+        $data = [
+            'shipDocumentType' => $this->shipDocumentType,
+            'originCountryCode' => $this->originCountryCode,
+            'destinationCountryCode' => $this->destinationCountryCode,
+        ];
+        if (!empty($this->formCode)) {
+            $data['formCode'] = $this->formCode;
+        }
+        if (!empty($this->trackingNumber)) {
+            $data['trackingNumber'] = $this->trackingNumber;
+        }
+        if (!empty($this->shipmentDate)) {
+            $data['shipmentDate'] = $this->shipmentDate;
+        }
+        if (!empty($this->originLocationCode)) {
+            $data['originLocationCode'] = $this->originLocationCode;
+        }
+        if (!empty($this->destinationLocationCode)) {
+            $data['destinationLocationCode'] = $this->destinationLocationCode;
+        }
+        return $data;
+    }
+}
diff --git a/src/FedexRest/Services/TradeDocument/Entity/Rule.php b/src/FedexRest/Services/TradeDocument/Entity/Rule.php
new file mode 100644
index 0000000..c735011
--- /dev/null
+++ b/src/FedexRest/Services/TradeDocument/Entity/Rule.php
@@ -0,0 +1,21 @@
+<?php
+
+namespace FedexRest\Services\TradeDocument\Entity;
+
+class Rule
+{
+    public string $workflowName;
+
+    public function setWorkflowName(string $workflowName): Rule
+    {
+        $this->workflowName = $workflowName;
+        return $this;
+    }
+
+    public function prepare(): array
+    {
+        return [
+            'workflowName' => $this->workflowName,
+        ];
+    }
+}
\ No newline at end of file
diff --git a/src/FedexRest/Services/TradeDocument/UploadDocument.php b/src/FedexRest/Services/TradeDocument/UploadDocument.php
new file mode 100644
index 0000000..c0f8bef
--- /dev/null
+++ b/src/FedexRest/Services/TradeDocument/UploadDocument.php
@@ -0,0 +1,68 @@
+<?php
+
+namespace FedexRest\Services\TradeDocument;
+
+use FedexRest\Exceptions\MissingAccessTokenException;
+use FedexRest\Services\AbstractRequest;
+use FedexRest\Services\TradeDocument\Entity\Document;
+use GuzzleHttp\Exception\GuzzleException;
+
+class UploadDocument extends AbstractRequest
+{
+
+    protected string $production_url = 'https://documentapi.prod.fedex.com';
+    protected string $testing_url = 'https://documentapitest.prod.fedex.com/sandbox';
+    public string $attachment;
+    public Document $document;
+
+    public function setAttachment(string $attachment): UploadDocument
+    {
+        $this->attachment = $attachment;
+        return $this;
+    }
+
+    public function setDocument(Document $document): UploadDocument
+    {
+        $this->document = $document;
+        return $this;
+    }
+
+    public function prepare(): array {
+        return [
+            [
+                'name' => 'attachment',
+                'contents' => $this->attachment,
+                'filename' => $this->document->name,
+                'headers' => [
+                    'Content-Type' => $this->document->contentType
+                ]
+            ],
+            [
+                'name' => 'document',
+                'contents' =>  json_encode($this->document->prepare())
+            ]
+        ];
+    }
+
+    public function setApiEndpoint()
+    {
+        return '/documents/v1/etds/upload';
+    }
+
+    /**
+     * @throws MissingAccessTokenException
+     * @throws GuzzleException
+     */
+    public function request() {
+        parent::request();
+        try {
+            $query = $this->http_client->post($this->getApiUri($this->api_endpoint), [
+                'multipart' => $this->prepare(),
+                'http_errors' => FALSE,
+            ]);
+            return ($this->raw === true) ? $query : json_decode($query->getBody()->getContents());
+        } catch (\Exception $e) {
+            return $e->getMessage();
+        }
+    }
+}
diff --git a/src/FedexRest/Services/TradeDocument/UploadImages.php b/src/FedexRest/Services/TradeDocument/UploadImages.php
new file mode 100644
index 0000000..11a44d0
--- /dev/null
+++ b/src/FedexRest/Services/TradeDocument/UploadImages.php
@@ -0,0 +1,82 @@
+<?php
+
+namespace FedexRest\Services\TradeDocument;
+
+use FedexRest\Exceptions\MissingAccessTokenException;
+use FedexRest\Services\AbstractRequest;
+use FedexRest\Services\TradeDocument\Entity\ImageDocument;
+use FedexRest\Services\TradeDocument\Entity\Rule;
+use GuzzleHttp\Exception\GuzzleException;
+
+class UploadImages extends AbstractRequest
+{
+
+    protected string $production_url = 'https://documentapi.prod.fedex.com';
+    protected string $testing_url = 'https://documentapitest.prod.fedex.com/sandbox';
+    public string $attachment;
+    public ImageDocument $document;
+
+    public Rule $rules;
+
+    public function setAttachment(string $attachment): UploadImages
+    {
+        $this->attachment = $attachment;
+        return $this;
+    }
+
+    public function setDocument(ImageDocument $document): UploadImages
+    {
+        $this->document = $document;
+        return $this;
+    }
+
+    public function setRules(Rule $rules): UploadImages
+    {
+        $this->rules = $rules;
+        return $this;
+    }
+
+    public function prepare(): array {
+        $document = [
+            'document' => $this->document->prepare(),
+            'rules' => $this->rules->prepare(),
+        ];
+        // The order of the parameters in the request is fixed. You have to put the "document" param before the "attachment" param.
+        return [
+            [
+                'name' => 'document',
+                'contents' => json_encode($document)
+            ],
+            [
+                'name' => 'attachment',
+                'contents' => $this->attachment,
+                'filename' => $this->document->name,
+                'headers' => [
+                    'Content-Type' => $this->document->contentType
+                ]
+            ]
+        ];
+    }
+
+    public function setApiEndpoint()
+    {
+        return '/documents/v1/lhsimages/upload';
+    }
+
+    /**
+     * @throws MissingAccessTokenException
+     * @throws GuzzleException
+     */
+    public function request() {
+        parent::request();
+        try {
+            $query = $this->http_client->post($this->getApiUri($this->api_endpoint), [
+                'multipart' => $this->prepare(),
+                'http_errors' => FALSE,
+            ]);
+            return ($this->raw === true) ? $query : json_decode($query->getBody()->getContents());
+        } catch (\Exception $e) {
+            return $e->getMessage();
+        }
+    }
+}
diff --git a/tests/FedexRest/Tests/TradeDocument/UploadDocumentTest.php b/tests/FedexRest/Tests/TradeDocument/UploadDocumentTest.php
new file mode 100644
index 0000000..4b69aa5
--- /dev/null
+++ b/tests/FedexRest/Tests/TradeDocument/UploadDocumentTest.php
@@ -0,0 +1,86 @@
+<?php
+
+namespace FedexRest\Tests\TradeDocument;
+
+use FedexRest\Authorization\Authorize;
+use FedexRest\Services\TradeDocument\Entity\Document;
+use FedexRest\Services\TradeDocument\Entity\ImageDocument;
+use FedexRest\Services\TradeDocument\Entity\ImageMeta;
+use FedexRest\Services\TradeDocument\Entity\Meta;
+use FedexRest\Services\TradeDocument\Entity\Rule;
+use FedexRest\Services\TradeDocument\UploadDocument;
+use FedexRest\Services\TradeDocument\UploadImages;
+use PHPUnit\Framework\Assert;
+use PHPUnit\Framework\TestCase;
+
+class UploadDocumentTest extends TestCase
+{
+    protected Authorize $auth;
+
+    protected function setUp(): void
+    {
+        parent::setUp();
+        $this->auth = (new Authorize)
+            ->setClientId('l7749d031872cf4b55a7889376f360d045')
+            ->setClientSecret('bd59d91084e8482895d4ae2fb4fb79a3');
+    }
+
+    public function testUploadDocument()
+    {
+        $meta = (new Meta())
+            ->setShipDocumentType('COMMERCIAL_INVOICE')
+            //->setFormCode('USMCA')
+            //->setTrackingNumber('794791292805')
+            //->setShipmentDate('2021-02-17T00:00:00')
+            //->setOriginLocationCode('GVTKK')
+            ->setOriginCountryCode('US')
+            //->setDestinationLocationCode('DEL')
+            ->setDestinationCountryCode('IN');
+        $document = (new Document())
+            ->setWorkflowName('ETDPreshipment')
+            //->setCarrierCode('FDXE')
+            ->setName('file.txt')
+            ->setContentType('text/plain')
+            ->setMeta($meta);
+        $path = __DIR__.'/../../resources/document.txt';
+        $content = file_get_contents($path);
+        $request = (new UploadDocument())
+            ->setAccessToken((string) $this->auth->authorize()->access_token)
+            ->setDocument($document)
+            ->setAttachment($content)
+            ->request();
+        $this->assertObjectHasProperty('customerTransactionId', $request);
+        $this->assertObjectNotHasProperty('errors', $request);
+        $this->assertObjectHasProperty('output', $request);
+        $this->assertObjectHasProperty('meta', $request->output);
+        $this->assertObjectHasProperty('docId', $request->output->meta);
+        $this->assertNotEmpty($request->output->meta->docId);
+    }
+
+    public function testUploadImages()
+    {
+        //$this->markTestIncomplete('Always fails with: "Invalid request: invalid input : WorkFlow Name"');
+        $meta = (new ImageMeta())
+            ->setImageType('SIGNATURE')
+            ->setImageIndex('IMAGE_1');
+        $rules = (new Rule())->setWorkflowName('LetterheadSignature');
+        $document = (new ImageDocument())
+            ->setReferenceId('1234')
+            ->setName('LH2.PNG')
+            ->setContentType('image/png')
+            ->setMeta($meta);
+        $path = __DIR__.'/../../resources/signature.png';
+        $content = file_get_contents($path);
+        $request = (new UploadImages())
+            ->setAccessToken((string) $this->auth->authorize()->access_token)
+            ->setDocument($document)
+            ->setRules($rules)
+            ->setAttachment($content)
+            ->request();
+        $this->assertObjectHasProperty('customerTransactionId', $request);
+        $this->assertObjectNotHasProperty('errors', $request);
+        $this->assertObjectHasProperty('output', $request);
+        $this->assertObjectHasProperty('documentReferenceId', $request->output);
+        $this->assertNotEmpty($request->output->documentReferenceId);
+    }
+}
\ No newline at end of file
diff --git a/tests/FedexRest/resources/document.txt b/tests/FedexRest/resources/document.txt
new file mode 100644
index 0000000..e07beac
--- /dev/null
+++ b/tests/FedexRest/resources/document.txt
@@ -0,0 +1 @@
+Invoice
\ No newline at end of file
diff --git a/tests/FedexRest/resources/signature.png b/tests/FedexRest/resources/signature.png
new file mode 100644
index 0000000..076e786
Binary files /dev/null and b/tests/FedexRest/resources/signature.png differ