4. Confirmation of User Identification Numbers

When the notification of start using e-Tax submitted online:

When the notification of start using e-Tax is submitted online (including "proxy transmission" by tax accountants , etc.), user identification numbers, etc. are issued (notified) online.

When tax accountants, etc. submit notifications of start using e-Tax for customers online, using the e-Tax software or accounting software prepared based on specifications publicized by the National Tax Agency (NTA), the notification of user identification numbers, etc. is stored in the message boxes of both the tax accountant, etc. and the customer.

  • (Note 1) Please note that when tax accountants (tax accountant corporations), etc. submit the "notification of start using e-Tax" online, the tax accountants, etc. can transmit tax filing, etc. on behalf of taxpayers at their request after a "Notification of the availability of a tax proxy" is stored in the message box.

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When the notification of start using e-Tax is submitted in writing:

When the notification of start using e-Tax is submitted in writing, Tax Offices will deliver a "Notification of user identification numbers, etc."

This notification states a user identification number and a PIN required for the use of e-Tax.

As it takes at least about one week to receive the notification after the submission of the notification of start using e-Tax, please submit the notification of start using e-Tax with sufficient lead time in careful consideration of the due date of the filing of returns, etc.

【Notes】

  • As user identification numbers and PINs are critical information for personal authentication at the time of login to e-Tax, users are required to appropriately manage these and to ensure not to be involved in accidents including theft at user's responsibility.
  • The e-Tax software can be downloaded from this website.
    Please refer to "Provision of the e-Tax software (Japanese)" for details.

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