If you have already collected the required tax form, you can upload them to Oyster. This way all your contractor information is in one place.
To do this go, under People, select the Team tab and click on the contractor who's paperwork you would like to upload. Next, go to the Tax compliance section of contractor and click on the Upload tax form button.
Upload the document under File and click on Upload:
After uploading the document, you will have access to view it whenever required.