Google and the Securities and Exchange Commission (SEC) have been in dispute since March over "various issues" including the way in which Google accounts for income tax, the search giant revealed on Friday.

According to Google's annual report for 2006, filed with the SEC on Thursday, the issue remains unresolved (See paragraph 32, "Unresolved Staff Findings", in the Google document.)

The commission has expressed concerns about "various issues with respect to our public filings, including our provision for interim period effective", said Google in its filing. The dispute has been batted backwards and forwards seven times between Google and the SEC, the last time on 30 January this year.

Read more: ZDNet UK