The value must refer to a valid EPSG code ========================================= Usages: ~~~~~~~ - **Then** *The value must refer to a valid EPSG code* :doc:`/features/GRF002_EPSG-code-in-coordinate-reference-system`:15 - **Then** *The value must refer to a valid EPSG code* :doc:`/features/GRF004_Valid-EPSG-prefix-in-coordinate-reference-system`:19 - **Then** *The value must refer to a valid EPSG code* :doc:`/features/GRF004_Valid-EPSG-prefix-in-coordinate-reference-system`:33