; and (iv) a single sales and use tax return to be used by remote sellers to be filed with the single entity responsible for tax administration. A State may not require a remote seller to file sales and use tax returns any more frequently than returns are required for nonremote sellers. No local jurisdiction may require a remote seller to submit a sales and use tax return or to collect sales and use taxes other than as provided by this paragraph. (B) Provide a uniform sales and use tax base among the State and the local taxing jurisdictions within the State pursuant to paragraph (1). (C) Source all remote sales in compliance with the sourcing definition set forth in section 4(10). (D) Provide— (i) a publicly available taxability and exemption table which can be downloaded in an easily usable format and accessed electronically which indicates the taxability of products and services along with any product and service exemptions from sales and use tax in the State, and which is updated each calendar quarter for any changes to the products and services specified under paragraph (1)(B); (ii) a rates and boundary database in an easily downloadable format and which is updated each calendar quarter for rate and boundary changes; (iii) free access to all of the national certified software providers that have been approved pursuant to section (3)(g) and that can determine the proper sales and use tax in every State qualified under this Act and that will— (I) determine the correct sales and use tax rate based on sourcing rules in section 4(10) and calculate the sales and use tax due at the time of sale; (II) generate and file sales and use tax returns electronically; (III) remit the sales and use taxes to States electronically; (IV) report all transactions processed to the remote seller; (V) respond to sales and use tax audit requests by States for remote sellers; and (VI) provide safeguards and protection of consumer privacy in any data stored by the certified software provider