Labour's Shadow Local Government Secretary, Hilary Benn, has said that council tax changes which come into effect in April are not "fair".
He also said councils have been put in an "impossible position" by the government because they have passed on the responsibility for council tax support "but they haven't passed on the bucks".
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Higher food and petrol prices are expected to send inflation to its highest level in 28 months when official figures are released later.
The Prime Minister will detail her 12-point plan on negotiating Britain's exit from the European Union during a speech on Tuesday.
Police investigating the disappearance of Victoria Cherry, who was last seen in October 2015, have found a body.