CPRV_TAX_METHOD is an optional field used for Canadian Installations only. The Canadian Provincial Tax method indicates the override for provincial tax calculation using the annualized (table) method, by cumulative averaging, as a flat amount, or by a percentage.

X_CPRV_TAX_METHOD is a fixed lexicon with the following values:
Saved
Value
Displayed Value
01 Annualized Method
02 Cumulative Averaging
03 Flat Amount
04 Percentage Method
05 % Method + Addn
99 Do Not Calculate