According to US Army in Europe regulations and German Residence and Work Laws for Foreigners, the following are the requirements for non-US Department of Defense identification card holders to gain access to this installation.

Non DOD ID-card holders performing services for the Marshall Center in the Federal Republic of Germany (FRG) must comply with German law. Non-DOD ID card holders who are not nationals of Germany and/or:

Access to US installations and controlled areas is limited to personnel who meet US Forces security criteria and are authorized by Host Nation Law to reside and work in Germany. Failure to submit required information/authorization and maintain required documentation or clearances in accordance with US Army in Europe Regulations 190-16 and US Army Regulation 604-1 will be grounds for denying access to US installations and controlled areas.

Depending on citizenship and place of residence, the following documents must be provided no later than two weeks prior to the effective date of contract/business to the George C. Marshall Center Human Resources Division. A police Good Conduct Certificate (PGCC) without an entry, translated into English and notarized (if not qualified for a German PGCC, a Polizeiliches Führungszeugnis, based on less than 1year of residency in Germany, a PGCC equivalent is required from the previous country of residence); and a completed Army in Europe form 604-1b, Simple Questionnaire for Simple Security Check

Non DOD ID card holders are responsible for being aware of and complying with the requirements associated with installation access control. In accordance with US Army in Europe Regulation 190-16, installation passes are US government property. Non DOD ID card holders are responsible for returning installation passes to the issuing Installation Access Control Office when the following applies: