Engineer Seal Stamps The state board sets the specifications required for seals and stamps used by engineers and architects. Because this is different for every state, it's essential to be sure the seals you order match your state requirements. At ESS, we do the research... moreThe state board sets the specifications required for seals and stamps used by engineers and architects. Because this is different for every state, it's essential to be sure the seals you order match your state requirements. At ESS, we do the research needed to ensure the stamps and seals you purchase are appropriate for the state where you reside and work. Read more now here: https://bit.ly/3JyKohB