49 C.F.R. § 1111.2
(a) General. A formal complaint must contain the correct, unabbreviated names and addresses of each complainant and defendant. It should set forth briefly and in plain language the facts upon which it is based. It should include specific reference to pertinent statutory provisions and Board regulations, and should advise the Board and the defendant fully in what respects these provisions or regulations have been violated. The complaint should contain a detailed statement of the relief requested. Relief in the alternative or of several different types may be demanded, but the issues raised in the formal complaint should not be broader than those to which complainant's evidence is to be directed. In a complaint challenging the reasonableness of a rail rate, the complainant should indicate whether, in its view, the reasonableness of the rate should be examined using constrained market pricing or using the simplified standards adopted pursuant to 49 U.S.C. 10701(d)(3). If the complainant seeks to use the simplified standards, it should support this request by submitting, at a minimum, the following information: