Users registered with Companies House

Users registered with Companies House

1. To sign up for our Online Portal, go to the following link: From here select ‘New User Registration’. You will then need to enter a valid email address and full name.

2. An email containing a confirmation link will then be sent to the email address provided. Upon selecting this confirmation link you will be re-directed to our Online Portal to proceed with the sign-up process.

3. You will be prompted to select the sign-up option required - select ‘Sign up for Land and Buildings Transaction Tax’ and then ‘Registered with Companies House’.

4. You will be prompted to enter Your Ltd Company, LLP or Plc Registration Number at Companies House.

5. Once the above information has been entered, we will retrieve the information provided by Companies House.
6. You will be asked to indicate whether you are registering as a taxpayer or as an agent. Select the relevant option.

7. You will also be prompted to create your own password.

This password must:

  • not contain the word ‘password’ or any variant;
  • not contain a word found in the dictionary;
  • contain at least one number;
  • contain at least one special character (i.e. one of !"#$%&'()*+,-./:;<=>?@[]^ _`{|}~\)
  • contain an upper and a lower case character;
  • be between 9 and 12 characters in length;
  • not be the same as your Username; and
  • not be a previously used password.

8. Once all the required information has been completed, you will be provided with a Username for our Online Portal – please make a note of this.  

What Next?

9. Once your initial application for sign-up has been completed as above, we will verify and confirm the details that you have provided.  Once we have confirmed this, you will receive an activation code through the post to the company or business address registered with Companies House.

10. Once you receive your activation code, you must log into our Online Portal within 21 days to confirm the account.  This account will then be provided with Administrator rights.  See the ‘Administrator account’ section of this guidance for further information on Administrator rights.

Please note: Each time you log into your account, you will be required to enter your username and password, followed by a one time passcode that will be emailed to your email address. The first time you log in, you will be required to enter your username and password, followed by a one time passcode, before you enter your activation code.

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