Prime Minister David Cameron will take action to help households struggling to meet rising water bills, his spokesman said.
"There'll be some progress next week on water bills," the spokesman said. "The prime minister wants to see household expenditure being brought down."
His comments suggested that Britain's biggest water companies could join energy giants at the centre of a political row over the rising cost of living ahead of an election in 2015.
More top news
It is not clear how long impeachment would take, though the ruling party has said it could vote Robert Mugabe out as early as Wednesday.
On Wednesday, a UN court will hand down a verdict at the war crimes trial of Ratko Mladić, a former general of the Bosnian Serb army.
The Brexit Secretary offered an upbeat assessment of talks at a London conference, but he badly needs negotiations to move forward.