Enter
9
or leave blank to select the standard multi-factor apportionment method. Enter
1
to elect the motor carrier mileage factor apportionment method. Enter
2
to elect the financial corporation apportionment method. Enter
3
to elect the construction corporation apportionment method. Enter
4
to the railway company apportionment method. Enter
5
to elect the retail company apportionment method. Enter
6
to elect the debt buyer's apportionment method. Enter
7
to elect the manufacturer's modified apportionment method. Enter
8
to elect the enterprise data center operation apportionment method.