Material
For Projects and Project Tasks: On the WIP tab, enter or select the account number to which you want to post material WIP costs. On the WIP Relief (or WIP Relieved) tab, enter or select the COGS Material account.
For Estimate Projects and Estimate Project Tasks: This field is display-only.
Note: This field maintains a G/L account number. The account number you
enter in this field must be a valid account number in the Chart of Accounts.