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Corporations that have their 2006 tax returns on extension (involving calendar-year taxpayers with returns otherwise due on March 15) and which plan to claim the telephone excise tax refund must use a different set of interest rates than those found on form 8913, the IRS reminded.

RESOURCES

Keeping you informed and prepared amid the coronavirus outbreak

We’re gathering the latest news stories along with relevant columns, tips, podcasts, and videos on this page, along with curated items from our archives to help with uncertainty and disruption.

VIDEO

Excel walk-through: Sparklines

Want to liven up your spreadsheets with some color and graphical elements? Kelly L. Williams, CPA, Ph.D., shows how to use Excel sparklines, which illustrate data trends and patterns via small charts that fit in a single Excel cell.