The Voluntary Voting System Guidelines (VVSG) are guidelines adopted by the United States Election Assistance Commission (EAC) for the certification of voting systems. The National Institute of Standards and Technology's Technical Guidelines Development Committee (TGDC) drafts the VVSG and gives them to the EAC in draft form for their adoption.
"The Guidelines allow for an improved and consistent voter experience, enabling all voters to vote privately and independently, ensuring votes are marked, verified and cast as intended, and that the final count represents the true will of the voters."[2]
"Equipment (including hardware, firmware, and software), materials, and documentation used to enact the following functions of an election:
All voting systems must also:[4]