DPST or SPST for AC

[aman]

For using an AC switch is it recommended to switch only live wire by
using SPST or switch both live and nuetral using DPST ?

 

[John Fields]

For using an AC switch is it recommended to switch only live wire by
using SPST or switch both live and nuetral using DPST ?

 

[Michael A. Terrell]

For using an AC switch is it recommended to switch only live wire by
using SPST or switch both live and nuetral using DPST ?

It depends on where you are in the world and what electrical system
will power it.