Ryan,
Generally speaking, any certification or Licensing will require a certain amount of Training, Experience and a passing grade on a related Examination(s). If you look up your state on this page and select 'more info' you should find requirements for your state if they have a State License.
https://www.electrical-contractor.net/StateLicensing.htm Or, if you give us some info on your location perhaps someone here has firsthand knowledge of the requirements there.
Bill