The same rate applied for 2010-11 up to 22 June 2010.
This rate applies to the whole period for which interest is due.
The 6pc rate will apply to loans of between £7,500 and £15,000.
The rate would have applied to the first $110,100 in income.
Under the old system, the top rate of 60 percent applied to people making more than $72,600.
These rates will apply from 4 January 2011 until further notice.
In most such cases the new rate will not apply.
Next year, the same rates will apply to all earned income.
Blended rates will apply for tax years beginning in 1987.
These rates also apply for weekends the rest of the year.