003D B
 For a vessel to be in GMDSS Sea Area A-1:
a) The vessel must be within VHF range of a Public Correspondence Station.
b) The vessel must be within range of a coast station equipped with continuous VHF-DSC capability.  
c) The vessel must be within VHF range of a U. S. C. G. communication station. 
d) The vessel must be within VHF range of either a U. S. C. G. or a Public Correspondence Station. 
