SPEE makes no representations as to the accuracy or completeness of this summary information.
COPAS, the Council of Petroleum Accountants Societies, Inc., computes the percentage wage Index Adjustment that is effective on April 1st of each year. This factor is commonly referenced by joint operating agreements and used to adjust the overhead rate. 1962 was the base index year, and the first adjustment was issued for 1963. The adjustments are as follows and can be referenced at the site listed below.