Clark County recently shifted their approach to overnight RV parking near the Strip. Several lots that were previously tolerated are now being actively enforced with 2-hour warnings before tow. If you're overnighting in a vehicle, the Walmart on Tropicana is no longer safe — they've posted new signage and have a contract with a private tow company.
For anyone crossing from Utah into Nevada on I-15: the cannabis possession threshold changes dramatically at the state line. Utah is a zero-tolerance state. Even residual amounts that are legal in NV can result in a misdemeanor in UT. Clean your vehicle before crossing back.
Henderson noise ordinance changes going into effect April 1st are stricter than people realize. Construction noise is now restricted to 7AM–7PM on weekdays instead of 6AM–8PM. Several contractors in the area were caught off guard during the comment period and are scrambling to adjust schedules.