However, some tax law experts said it is possible to reach some rough financial estimations. Robert McKenzie, a partner at Arnstein & Lehr in Chicago, estimated that the low range of income Romney reported for 2010 indicates a likely breakdown of $4.8 million taxed at the 15% rate and just over $5 million taxed at the normal, higher rate.
The IRS Collection Division attempts to collect delinquent taxes as inexpensively and rapidly as possible. To accomplish this task the IRS makes extensive use of computers. Only when automated methods have failed to collect a tax is the matter assigned to an individual for collection.