To amend title 38, United States Code, to establish a presumption that certain veterans were exposed to radiation and other toxins at the Nevada Test and Training Range for purposes of the treatment of certain disabilities under the laws administered by the Secretary of Veterans Affairs, and for other purposes.

Presumption of Exposure for Specific Roles: Veterans who participated in the development, construction, operation, or maintenance of military installations at covered locations at the Nevada Test and Training Range between 1972 and 2005 would be treated as having participated in radiation-risk activities (Section 1).

Presumption of Exposure for Active Service: Veterans who performed active military, naval, air, or space service while assigned to a duty station in, or the airspace above, a covered location at the Nevada Test and Training Range between 1972 and 2005 would be granted a presumption of toxic exposure (Section 2).

Service Connection for Specific Conditions: Covered veterans may receive service connection for lipomas and tumor related conditions (Section 3).