Reduce heat to low and stir in taco seasoning. Sauté for 2-3 minutes.
Stir in corn and soup to combine. Continue cooking for a minute or two.
Pour the meat mixture into the bottom of a well-greased 9×13 baking dish.
Top the mixture with the tater tots in an even layer.
Bake for 45 minutes.
Remove from oven, top with grated cheese and bake for another 5 minutes or until cheese has melted.