That depends on the area you want to work and the local regulations. However, GPR surveys do not typically require a safety clearance because the...

That depends on the area you want to work and the local regulations. However, GPR surveys do not typically require a safety clearance because the method itself is not dangerous. If however, you work at a dangerous or sensitive area, e.g., refinery, mine, military or archaeological site you will need a license anyway. In order to comply with local rules please consult a local agency who can guide you accordingly.