Sweeping changes to National Environmental Policy Act (NEPA) regulations, finalized on July 15, are set to shorten the time it takes to get major construction projects approved, the White House says, in a pre-election COVID-19 economic stimulus move. But the revised rules, the most comprehensive since 1978 and set to take effect in September, are almost certain to face years of litigation by environmental groups and others, as well as reversal by a potential Democratic president.