Nadine Dorries in expenses investigation

Nadine Dorries has vowed to 'go after' the Independent Parliamentary Standards Authority after it was revealed an investigation into her expenses claim was launched.

The Independent Parliamentary Standards Authority said they had reason to believe Ms Dorries may have been paid travel and accommodation costs she was not entitled to.

A defiant Ms Dorries vowed to "go after" Ipsa, claiming the expenses body had simply targeted a high-profile MP to justify its funding.

She insisted she was "totally relaxed" about the allegations, saying they were completely unfounded.

Mid-Bedfordshire MP Nadine Dorries is facing an investigation into her expenses claim by a parliamentary watchdog.

The Independent Parliamentary Standards Authority's Peter Davis said he had reason to believe Ms Dorries may have been paid travel and accommodation costs she was not entitled to.

"An investigation will be conducted into claims submitted under the following areas of the third and fourth editions of the MPs' scheme of business costs and expense - accommodation expenditure, travel and subsistence," he said in a statement.

The Independent Parliamentary Standards Authority said today it is to investigate expenses claims submitted by Mid-Bedfordshire MP Nadine Dorries.