Uploading Extension Requests

Requirements for Uploading Extension Requests

  • Your firm must have a LDR account number or an Electronic Filing Identification Number (EFIN) registered with LDR.
  • You must create a user account to upload your extension requests. You only need one user account created for your firm. Click here to create a user account.

Instructions for Creating an Upload File

Failure to follow the instructions will result in rejected extension request.

All Tax Types

  • Files must be comma delimited with an extension of “.csv”. You can create the file in MS Excel, MS Notepad, or Google Docs. Click Here to view how to save as csv formatted file.
  • Only one tax filer is allowed per line.
  • Your upload file can range from one tax filer to several hundred. There is no maximum.
  • Optional fileds may be omitted, but the commas must remain. (i.e. 123456789,First,Last,,,Street,,City,,PostalCode,)

Individual Income Tax

  • A sample file is available for download.
  • The record format for a single tax filer is as follows (all fields are required unless otherwise stated):
    • SSN (dashes allowed, but not required)
    • First Name
    • Last Name
    • Street Address Line 1
    • Street Address Line 2- optional
    • Street Address Line 3- optional
    • City
    • Postal Code
    • Country- optional

Corporation Income & Franchise Tax and Composite Partnership Tax

upload files require the LDR account number.

The Federal Employer Identification Number (FEIN) number cannot be used to file for an extension.

  • A sample files are available for download:
  • The record format for a single tax filer is as follows (all fields are required unless otherwise stated):
    • LDR account number (10-digits, no dashes)
    • Filing Period
      • format: 2-digit month / 4 digit year filing period (i.e. 03/20XX)
      • The default filing month for calendar filers is December/Current Year (i.e. 12/2013).
    • Company Name
    • Street Address Line 1
    • Street Address Line 2- optional
    • Street Address Line 3- optional
    • City
    • Postal Code
    • Country- optional
Existing Users

To access the Bulk Extension Filing application, please log in: