Preheat oven to 350 degrees.
Combine the sugar, oil and vanilla in mixing bowl.
Combine the dry ingredients with a whisk in another bowl.
Add the zucchini to the wet ingredients and combine, then add the dry ingredients and mix well.
Add the chocolate chips and mix evenly into the batter.
Grease a 9*13 baking dish and pour the batter in.
Bake for 40 minutes, or until a toothpick inserted in the middle comes out clean.