Hi,
Sorry to hear that your documents were returned. You are not at fault.Please check the following:
Tier 1 General-Guidance Notes:
“Date of application
42. The date of application will be taken to be the following:
• Where the application form is sent by post, the date of posting; or
• Where the application form is sent by courier, the date on which it is delivered to the UK Border Agency of the Home Office; or
• Where the application form is submitted in person at a Public Enquiry Office, the date on Which the application and associated payment is accepted.”
Also please check
http://www.legislation.gov.uk/uksi/2007 ... on/17/made
Good luck