2023 Virginia Code 1-312: Boundary with District of Columbia

2022 Virginia Code 1-312: Boundary with District of Columbia

2021 Virginia Code 1-312: Boundary with District of Columbia

2020 Virginia Code 1-312: Boundary with District of Columbia

2019 Virginia Code 1-312: Boundary with District of Columbia

2019 Virginia Code 1-312: Boundary with District of Columbia

2017 Virginia Code 1-312: Boundary with District of Columbia

2016 Virginia Code 1-312: Boundary with District of Columbia

2015 Virginia Code 1-312: Boundary with District of Columbia

2014 Virginia Code 1-312: Boundary with District of Columbia

2011 Virginia Code 1-312 – Boundary with District of Columbia

2008 Virginia Code 1-312 – Boundary with District of Columbia