Idaho panel advances bills tightening "primary benefit of motor vehicles" definition, restricting highway-district lane reductions

The House Transportation and Defense Committee on a voice vote sent two related measures, Senate Bill 11‑40 and Senate Bill 11‑44, to the floor with a due‑pass recommendation after more than two hours of public testimony and debate.

The bills revise statutory language in Title 40 to define “primary benefit of motor vehicles” and to restrict highway districts from narrowing lanes in existing rights‑of‑way except in limited circumstances (for example, to comply with federal law or to improve pedestrian/bicycle safety near schools and parks). Representative Joe Palmer (R., Meridian) sponsored both bills.

Why it matters: Supporters say the changes preserve traffic capacity, protect emergency‑vehicle access and align the law with current funding sources for roads. Opponents — including bicycling and safety advocates, conservation groups and some local developers — said the language is overly restrictive, could bar widely used safety treatments such as bulb‑outs and road diets, and would limit local governments and highway districts from tailoring streets to local safety and economic goals.

Palmer, the sponsor, framed the bills as clarifying existing…