basic rate; base charge; base price
Refers to the fixed minimum fee for a service, excluding optional extras, usage-based charges, or metered costs. Common in contexts like phone plans, utilities, and subscription services.
The basic monthly rate for this plan is 980 yen.
In addition to the basic charge, call fees apply.
This mobile phone plan charges a monthly base fee.
I pay the base electricity fee every month.
The call charges are included in the base fee.