What is the treatment when it is impossible to determine whether change in accounting principle or estimate has occurred?
The change should be considered a change in estimate.
Which disclosures should prospective financial statements include?
Summary of significant accounting policies
Summary of significant assumptions
For which type of material related-party transactions does FASB ASC Topic 850, Related Party Disclosures, require disclosure?
All those other than compensation arrangements, expense allowances, and other similar items in the ordinary course of business.