If you are claiming child tax credit (CTC) only or CTC and working tax credit (WTC), this should happen automatically.If you are claiming WTC only, you should attach a letter to your claim form asking for this backdating.Providing she makes her claim for WTC within 31 days of 6 December 2017, her WTC claim will be backdated to .If she does not make the claim within those 31 days, she can still claim WTC but will only receive 31 days' backdating.The date you are paid tax credits from is usually the date HMRC receive your claim form – this is your date of claim.However, you can be paid for an earlier period in certain circumstances. The Government is gradually introducing universal credit, a new benefit which will eventually replace tax credits, and some other social security benefits.Sometimes, these start being paid once you have made your tax credit claim, or you need to wait until the benefit starts to be paid to qualify for WTC.
She receives a letter dated 6 December 2017 awarding her PIP from .
Back to the top Some claims (and changes of circumstances) can be backdated longer than 31 days.
This is where: These are the only exceptions to the 31-day/one-month backdating rules.
If you now qualify for extra elements to be included because you (or someone in your family) start getting a qualifying benefit, you should contact HMRC straight away so they can be added to your claim.
You should be able to have the extra elements added in from the date you claimed the disability benefit provided you tell HMRC within one month of the date of the decision on the qualifying benefit claim.