The emissions testing for the State of Delaware is done at four Department of Motor Vehicle testing locations.  The hours for these testing locations are all the same, they are as follows:

Monday, Tuesday, Thursday, Friday from 8:00 a.m. until 4:30 P.M.

Wednesday from 12:00 nooon until 8:00 p.m.

The DMV is closed on the following holidays:

New Years Day, Martin Luther King Jr. Day, Good Friday, Memorial Day, Independence Day, Labor Day, Election Day, Return Day, Veteran’s Day, Thanksgiving Day, Day After Thanksgiving, Christmas Day.

If you need to get in contact with the DMV concerning emissions questions on the hours/schedule/or otherwise the contact email is:

DMVCustomerService@state.de.us