Original sentence: The specific choice of measuring financial capital maintenance in units of constant purchasing power (the CIPPA model) at all levels of inflation and deflation as contained in the Framework, was approved by the International Accounting Standards Board’s predecessor body, the International Accounting Standards Committee Board, in April 1989 for publication in July 1989 and adopted by the IASB in April 2001
Edited sentence: The specific choice of measuring financial capital maintenance in units of constant purchasing power (the CIPPA model) during non-hyperinflationary periods as contained in the Framework, was approved by the International Accounting Standards Board’s predecessor body, the International Accounting Standards Committee Board, in April 1989 for publication in July 1989 and adopted by the IASB in April 2001