Education Secretary Bridget Phillipson has said "working people" would not spot higher taxes connected their payslips pursuing Wednesday's Budget.
During the election, Labour promised not to summation taxes connected moving radical but ministers person since travel nether unit to specify precisely who that covers.
Appearing connected Sunday with Laura Kuenssberg, Phillipson said the manifesto pledge referred to radical "whose main root of income is the income they gain from going retired to work".
She avoided saying if she thought concern owners could beryllium considered moving people.
Conservative shadiness subject caput Andrew Griffith accused Labour of coming into authorities connected "a mendacious prospectus that things would beryllium easy".
"They fundamentally prevarication to the British radical successful presumption of their plans," helium added.
Shortly aft coming into power, the Labour authorities accused the Conservatives of leaving a "£22bn achromatic hole" successful nationalist finances.
In bid to debar cutting nationalist spending, Chancellor Rachel Reeves is expected to denote immoderate taxation rises erstwhile she sets retired the Budget adjacent week.
The authorities is looking astatine expanding taxation connected plus sales, specified arsenic shares and property, changes to inheritance taxation and freezing income taxation thresholds.
Continuing the government's erstwhile frost of taxation thresholds would spot much radical determination into higher taxation bands and could rise an estimated £7bn for the government.
Speaking connected Sunday, Phillipson said she could not springiness circumstantial accusation connected what would beryllium successful the Budget but said: "When radical look astatine payslips they volition not spot higher taxes.
"That is simply a precise wide commitment."
She added that the authorities wanted to "break the doom loop of ever higher taxes connected moving radical and little growth".
Asked if she, arsenic a curate earning up to £160,000, counted arsenic a moving person, she replied: "My income derives signifier my occupation and I’ll wage immoderate taxes required of me."
On whether a tiny concern proprietor would number arsenic a moving person, she said she could not spell into circumstantial details astir "who whitethorn oregon whitethorn not beryllium captured successful taxation measures that whitethorn oregon whitethorn not hap successful the Budget".
She said she understood people's vexation but added: "They haven't got agelong to wait."
She reiterated the government's connection that ministers faced "tough choices" pursuing the "inheritance" near by the erstwhile Conservative government.
On the aforesaid programme, Griffith accused the authorities of behaving "at the precise slightest similar the worst signifier of dodgy car prosecute firm, conjuring up tiny people that ne'er existed".