Provides that the county auditor may not publicly disclose or otherwise allow public access to federal social security numbers contained in any documents, records, or files maintained by the auditor unless: (1) The individual to whom the federal social security number is assigned gives his or her express written consent for the disclosure of his or her federal social security number; or

(2) The disclosure is requested by a federal, state, or local government agency.

Provides that, beginning July 1, 2007, the county auditor is required to remove, or otherwise redact, the federal social security numbers from all documents, records, or files it posts on the internet, releases in response to a public records request or other requests for information, or otherwise allows for public inspection under chapter 42.56 RCW.

Declares that it shall be unlawful for any person, business, or corporation to require an individual's federal social security number as a requirement for doing business or providing a service unless that person, business, or corporation has the express privilege under federal or state law.

Provides that, in addition to the penalties provided for in chapter 19.86 RCW, a person, business, or corporation that uses federal social security numbers without authorization shall be assessed a monetary penalty of one hundred fifty dollars per day per violation.