2024 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2023 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2022 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2021 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2020 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2018 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2017 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2015 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2014 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2013 50 USC 2652 – Restrictions on access to national security laboratories by foreign visitors from sensitive countries

2012 50 USC 2652 – Restrictions on access to national laboratories by foreign visitors from sensitive countries

2010 50 USC 2652 – Restrictions on access to national laboratories by foreign visitors from sensitive countries