“She has sat and tried to realise how she had got here today and hadn’t been in a correct frame of mind at the time. She hadn’t been sure where any CG should go. She’d never had CG before and had only ever paid tax under PAYE she had been through the motions when completing the return and didn’t set out deliberately to miss off the CG. She believed that she had completed the form and she had put the money to one side. She had not been working at the time the return was submitted and was not able to make sensible decisions. There had been a sense of relief when [HMRC] had contacted her.”
“(1) A penalty is payable by a person (P) where— (a) P gives HMRC a document of a kind listed in the Table below, and (b) Conditions 1 and 2 are satisfied. (2) Condition 1 is that the document contains an inaccuracy which amounts to, or leads to— (a) an understatement of a liability to tax, (3) Condition 2 is that the inaccuracy was careless (within the meaning of paragraph 3) or deliberate on P's part.”
“3— (1) For the purposes of a penalty under paragraph 1, inaccuracy in a document given by P to HMRC is— (a) “careless” if the inaccuracy is due to failure by P to take reasonable care, (b) “deliberate but not concealed” if the inaccuracy is deliberate on P's part but P does not make arrangements to conceal it.”