The new cuts would come on top of the $1.3 trillion 10-year tax cut enacted in 2001.
The budget also reflects $2.3 billion worth of tax cuts enacted in past years that will take effect this year.
On the other hand, Republicans said, the strategy could prove to be a big advance toward getting a tax cut enacted into law this year.
She is still, for example, opposed to the tax cut enacted by President Bush.
New York would move into first place on that list, the report said, if all the tax cuts enacted in the last two years are realized.
All the candidates for the Democratic nomination want to cancel at least some of the tax cuts enacted in the last three years.
Many of the tax cuts enacted at his request are scheduled to expire by 2011.
These projections assume that the tax cuts enacted in 2001 will expire at the end of 2010.
Mr. Bush is also expected to propose making permanent the tax cuts enacted last year.
Political reality will probably dictate that the cut, once enacted, will not be withdrawn.