NB! It seems this console command is not compatible with CS2.
Command Profile

HOST_RULES_SHOW

CS:GO

This command can be used to set whether or not your server rules show when your server is queried. Default is enabled (1).

Syntax
host_rules_show [0 / 1]

Description

This command can be used to set whether or not your server rules show when your server is queried. Default is enabled (1).

Syntax And Arguments

host_rules_show [0 / 1]
0 / 1 Set this to 0 to disable rules being shown when the server is queried. Set this to 1 to enable rules being shown when the server is queried (default).