What are TSA e-gates? The TSA's e-gates are available across eight lanes at CLT's Security Checkpoint 2. To use the TSA e-gates, you'll get in line like you normally would. SEAN CUDAHY/THE POINTS GUYWhat I thought of the TSA's new e-gatesI found the TSA's new e-gates in Charlotte seamless and easy to use. The key difference: Instead of an officer sitting in front of you checking your ID, TSA's computer systems handle the work.