Payment in Lieu of Taxes Amendments Act of 2010 - Requires the Secretary of the Interior to submit to Congress by January 15 of each year a list of the states that have not submitted the data required to calculate federal payments in lieu of taxes made by the Secretary to each unit of local government in which entitlement land is located.
Instructs the Secretary, by February 1 of each year, to publish in the Federal Register and on the Department of the Interior's website a list of the states that have not submitted the required data and to update the list published on such website to reflect any changes.
Directs the Secretary to issue such payments by May 1 of each fiscal year.