To answer this question, each state or county should have a quick access line such as 811. It’s very important that you take this step and actually make a phone call. If you don’t and decide to dig underground anyway, you could end up rupturing a gas line and cause a serious leak at the minimum.
Buried utility lines are also scattered all over the place beneath the soil. If you happen to use a shovel to dig these up, you might destroy power in your area. This could result in outages, fines or electrical fires.
Whether you’re calling a professional tree care company or planting the tree yourself, you should always take the time to call and get the right permissions before hand to ensure safety.