In the Invoicing And Revenue Setup panel, select Billing Rate Tables.
Open a billing rate table to copy.
Select Actions > Copy Table.
Specify this information:
New Table
Provide a new billing rate table name.
New Description
Provide a description.
Effective Date
Specify the date that the new table is effective. Transactions that have this or a later date use the new table..
Multiplier
Specify the increase or decrease for the rates on the new table. The default value is 1.000. To increase the rates, specify a number that is higher than 1. To decrease the rates, specify a number that is lower than 1.