Executive Order 107, a Statewide Stay-At-Home and Closure of All Non-Essential Retail Businesses, was issued March 21st by NJ Governor Phil Murphy. The State has set up a guidance on what businesses may remain open .
You can ask any question and search the answer at the State COVID-19 Information Hub at:
https://covid19.nj.gov/
See also NJ OEM Administrative Order of March 30 with further clarifications.
Find out what to do if you see a violation of Exec. Order 107 at:
https://covid19.nj.gov/search.html?query=violations
Source: Official Site of the State of New Jersey