Why is the calculation base higher than the invoice revenue amount?

Why is the calculation base higher than the invoice revenue amount?

Hawaii – General Sales and Use Tax

Hawaii imposes a tax on tax, so the Calculation Base is modified to include the full calculated tax in addition to the line-item revenue amount. Full calculated tax includes tax + tax on tax.

Federal Cost Recovery Fee - Non-IP CTS Portion

The Calculation Base for the Federal Cost Recovery Fee - Non-IP CTS portion includes the following:

  • Line-Item Revenue Amount
  • Full calculated tax (which includes Tax + Tax on Tax) for the Federal Cost Recovery Fee - Non-IP CTS Portion
  • Full calculated tax (which includes Tax + Tax on Tax) for the Federal Universal Service Fund

Federal Cost Recovery Fee - IP CTS Portion

The Calculation Base for the Federal Cost Recovery Fee - IP CTS portion includes the following:

  • Line-Item Revenue Amount
  • Full calculated tax (which includes Tax + Tax on Tax) for the Federal Cost Recovery Fee - IP CTS Portion
  • Full calculated tax (which includes Tax + Tax on Tax) for the Federal Universal Service Fund