CH149930 | Interest: Summary of special provisions

You must check whether, and from which date, the FA 2009 interest rules apply to the tax or duty you are dealing with. See CH140160 for full details.

General rules apply to calculate

late payment interest, see CH141120, and

repayment interest, see CH146040.

However, in particular circumstances the general rule is amended by a special provision. Special provisions exist in the following circumstances.

Late payment interest
Repayment interest

Late payment interest

Special provisions for amount

• IT payments on account and balancing payments, see CH142240.

• IT payments on account and overpayments, see CH142280.

Special provisions for start dates

• Recovery of dividend tax credit or interest payment, see CH143040.

• Amended assessments and discovery assessments, see CH143240.

• Amounts postponed due to appeal, see CH143280.

• Over-repayment of income tax or capital gains, see CH143320.

• Where a person dies, see CH143360.

Effect of interest on reliefs

• Relief by discharge, see CH145040.

• Relief by repayment, see CH145080.

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Repayment interest

Special provisions for start dates

• Income tax deducted at source, see CH146240.

• Relief for losses and averaging, see CH146280.

• Mortgage interest deducted at source (MIRAS), see CH146320.

• Income accumulated under certain trusts, see CH143360.

Special provisions for VAT

• VAT payments on account, see CH146410 insert link

• Where there are outstanding VAT returns, see CH146430 insert link

• Where there is a failure to comply with a requirement to give security as a condition of releasing a VAT credit, see CH146450 insert link

• Common period rule for VAT, see CH146470 insert link

• Recovery of overpaid repayment interest as late payment interest, see CH146490 insert link