| Comment | Please read and review the comments in the attached document.
The CARB Board should address several changes to this regulation
including altering the procedure to obtain an EO, utilizing current
on-road data collection to validate in-use DPF performance,
allowing the retro-fit of Tier 0 Portable Equipment and utilizing
proven and tested on-road DPF components for use on Off-Road,
Portable and Stationary Equipment.
The attached letter provides specific details to the
aforementioned recommended changes.
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