How Do I Find Out My Council Tax Number?

Need your Council Tax number? Learn where to find it, how to request a copy, and how to register for an online Council Tax account.

Your Council Tax number is a unique reference used by your local council to track your payments. If you need to pay your bill, register for an online account, or apply for a discount, you will need this number.

This guide explains where to find your Council Tax account number, what an online key is, and how to request a copy of your bill if needed.

How to Find Your Council Tax Account Number

Your Council Tax account number is a unique reference (usually 8-10 digits long) that appears on all Council Tax correspondence.

You can find it on:

  • Your Council Tax bill (sent annually in March/April).

  • Reminder letters from your local council.

  • Your online Council Tax account (if registered).

  • Direct debit payment confirmations from your bank.

If you can’t find your bill, see how to request a copy below.

How to Find Your Council Tax Online Key

The online key is a special code provided by your council to register for an online account.

  • It is usually printed on your Council Tax bill.

  • It may be called an "Online Reference" or "Online Key".

  • You will need it to set up online payments or check your balance.

If you don’t have your online key, contact your local council to request one.

Example: Where to Find Your Council Tax Number on a Bill

Here’s where you can typically find your Council Tax account number and online key on a bill:

  • Council Tax Account Number: Top right corner

  • Online Key: Near the login instructions for online access

  • Payment Reference: Bottom of the bill

Each council has a slightly different format, but these details are usually in the same sections.

How to Register for a Council Tax Online Account

Many councils offer online portals where you can:

  • View your Council Tax balance.

  • Set up or manage Direct Debit payments.

  • Apply for discounts or exemptions.

  • Update your contact details.

Steps to Register for an Online Account

  • Visit your local council’s website (Find your council).

  • Look for the Council Tax online portal.

  • Enter your Council Tax number and online key.

  • Create an account with your email and password.

  • Log in to view and manage your Council Tax details.

How to Request a Copy of Your Council Tax Bill

If you lost your bill and need your account number, you can:

  • Check previous emails from your council – If you get e-bills.

  • Contact your local council – Request a paper or digital copy.

  • Log into your online Council Tax account – View past bills (if registered).

To request a copy, visit your local council’s website and search for Council Tax bill request.

Final Thoughts

  • Your Council Tax number is on your bill, reminders, or online account.

  • Your online key is needed for digital account registration.

  • You can request a copy of your bill from your local council.

To find your Council Tax number or request a bill copy, visit your local council’s website via GOV.UK.