The Company reviews its expected annual effective income tax rates and makes changes on a quarterly basis as necessary based on certain factors such as changes in forecasted annual operating income; changes to actual or forecasted permanent book to tax differences; impacts from future tax audits with state, federal or foreign tax authorities; impacts from tax law changes; or change in judgment as to the realizability of deferred tax assets. The Company identifies items which are not normal and are non-recurring in nature and treats these as discrete events. The tax effect of discrete items is recorded in the quarter in which the discrete events occur. Due to the volatility of these factors, the Company's consolidated effective income tax rate can change significantly on a quarterly basis.

 

The Company conducts business globally and, as a result, the Company or or more of its subsidiaries files income tax returns in the U.S., various state, and foreign jurisdictions. In the normal course of business, the Company is subject to periodic examination in such domestic and foreign jurisdictions by tax authorities. The Company and certain subsidiaries are currently under audit in the U.S. from through While the amount of uncertain tax benefits with respect to the entities and years under audit change within the next months, it is not anticipated that any of the changes will be significant. It is reasonably possible that some of these audits be completed during the next months. It is reasonable to expect that various issues relating to uncertain tax benefits will be resolved within the next months as exams are completed or as statutes expire and will impact the effective tax rate.

 

The Company’s consolidated effective tax rate was and for the and months ended and and for the and months ended Both the current and prior year effective tax rates primarily include tax expense on the corresponding taxable year’s net income, and tax and interest expense on uncertain tax positions, partially offset by the reversal and recognition of some uncertain tax positions.