informal
The Internal Revenue Service showed up one day and left him with nothing.
He worked for the Internal Revenue Service from 1873 to 1876.
The answer to the first question is the Internal Revenue Service.
He started his career with the Internal Revenue Service in 1934.
Internal Revenue Service won't let you write off the investment that quick.
I even got a call from the Internal Revenue Service.
But the Internal Revenue Service has almost no resources to stop the problem.
Information on tax issues for students from the Internal Revenue Service.
From 1940 to 1947 he worked for the Internal Revenue Service.
But the Internal Revenue Service has no record of the group, the paper said.
Wörterbuch für Verwaltungsbegriffe