1. Whether the Secretary of Veteran Affairs' imposition of a length of service requirement for the presumption of service connection for ALS is counter to this Court's holdings in Motor Vehicles Mfrs. Ass'n v. State Farm Auto. Ins. Co., 463 U.S. 29 (1983) and its progeny, which require "reasoned rulemaking," showing a rational connection between the facts found and the choices made?

2. Whether the Secretary's insertion of a condition precedent related to length of service into an evidentiary presumption violated the Veterans Benefits Act of 1957, which revoked the VA's authority to define who is – and who is not – a veteran for disability benefits based on this specific precondition?

3. Whether the Federal Circuit's decision declaring the extensive breadth of the Secretary's general rulemaking authority opens the door for the VA to impose upon veterans other requirements that Congress has not authorized for the receipt of benefits?

Whether the Department of Veterans Affairs exceeded its statutory authority in promulgating 38 C.F.R. § 3.318, which provides veterans with presumptive service connection for amyotrophic lateral sclerosis (ALS)