The Magpies’ four year wait is over after the penalty win which broke Chesterfield’s hearts.
It looked all over until John Bostock squeezed his free-kick in three minutes from the end of the game.
The Spireites bit back in extra time and Armando Dobra put them 2-1 up with a stunning goal but Notts weren’t done.
A bobbler from a Ruben Rodrigues took it to penalties - and Luke Williams’ team held their nerve.
Cedwyn Scott hit the winning penalty and send the club’s fans into dreamland and back to the EFL.
Williams said: “I’m just so proud and this is for the fans - and of course for Jason Turner.
“He kept us going, it was his spirit that make this possible. It’s a wonderful day.”