Definitions. 1  Abatements are reductions in tax assessments and are a normal part of the IRS tax administration process. Abatements may occur for a number of reasons. 2  Accrual Accounting is the accounting basis whereby transactions and events are recognized when they occur, regardless of when cash is received or paid.
(March 2008) In United States aviation, a terminal radar service area (TRSA) is a delimited airspace in which radar and air traffic control services are made available to pilots flying under instrument flight rules or (optionally) visual flight rules for the purposes of maintaining aircraft separation.
What is PPSA. ï½. Personal Property Securities Act (PPSA) is. federal legislation which came into effect. on 30 January 2012 which changes the way. security interests in personal property. assets is governed. ï½. A security interest is an interest in an asset, that in substance secures payment of a.