| Letters | What they mean |
|---|---|
| L | You’re entitled to the standard tax-free Personal Allowance |
| M | Marriage Allowance: you’ve received a transfer of 10% of your partner’s Personal Allowance |
| N | Marriage Allowance: you’ve transferred 10% of your Personal Allowance to your partner |
| T | Your tax code includes other calculations to work out your Personal Allowance |
| 0T | Your Personal Allowance has been used up, or you’ve started a new job and your employer does not have the details they need to give you a tax code |
| BR | All your income from this job or pension is taxed at the basic rate (usually used if you’ve got more than one job or pension) |
| D0 | All your income from this job or pension is taxed at the higher rate (usually used if you’ve got more than one job or pension) |
| D1 | All your income from this job or pension is taxed at the additional rate (usually used if you’ve got more than one job or pension) |
| NT | You’re not paying any tax on this income |
| S | Your income or pension is taxed using the rates in Scotland |
| S0T | Your Personal Allowance has been used up, or you’ve started a new job and your employer does not have the details they need to give you a tax code |
| SBR | All your income from this job or pension is taxed at the basic rate in Scotland (usually used if you’ve got more than one job or pension) |
| SD0 | All your income from this job or pension is taxed at the intermediate rate in Scotland (usually used if you’ve got more than one job or pension) |
| SD1 | All your income from this job or pension is taxed at the higher rate in Scotland (usually used if you’ve got more than one job or pension) |
| SD2 | All your income from this job or pension is taxed at the top rate in Scotland (usually used if you’ve got more than one job or pension) |
| C | Your income or pension is taxed using the rates in Wales |
| C0T | Your Personal Allowance has been used up, or you’ve started a new job and your employer does not have the details they need to give you a tax code |
| CBR | All your income from this job or pension is taxed at the basic rate in Wales (usually used if you’ve got more than one job or pension) |
| CD0 | All your income from this job or pension is taxed at the higher rate in Wales (usually used if you’ve got more than one job or pension) |
| CD1 | All your income from this job or pension is taxed at the additional rate in Wales (usually used if you’ve got more than one job or pension) |
If your tax code has ‘W1’ or ‘M1’ at the end
These are emergency tax codes.
source: https://www.gov.uk/tax-codes
