; and (2) in the second sentence, by striking considered, where appropriate, in conjunction and inserting evaluated and, where appropriate, incorporated . (b) Regulatory updates (1) In general Not later than 2 years after the date of enactment of this Act, the Administrator shall update the regulations implementing sections 109, 134, and 135 of title 23, United States Code, to clarify the definition of consideration of all modes . (2) Inclusions The updates under paragraph (1) shall— (A) outline accepted methods for formal evaluation on all modes of transportation, including pedestrians and cyclists, that will count as adequate consideration of all modes; (B) differentiate between urban and suburban, rural, and natural area design guidelines for pedestrian and cycling infrastructure, consistent with the Bikeway Selection Guide published by the Federal Highway Administration and dated February 2019 (or a successor document); (C) take into consideration the land use context surrounding the road or highway; and (D) affirm the necessity of complete multimodal networks. (c) Categorical exceptions (1) In general Not later than 2 years after the date of enactment of this Act, the Administrator shall develop a list of categorical design exceptions from standards developed under section 109(c) of title 23, United States Code, for categories of multimodal projects and features on Federal-aid highways. (2) Inclusions The list developed under paragraph (1) shall include categories of multimodal projects and features that— (A) are recommended by the Federal Highway Administration, including Proven Safety Countermeasures; (B) improve safety for vulnerable road users