Custom Components: Base Date

The base date for the new custom component. This field is required.

Enter the month and year that you collected the costs for this new custom component using a two-digit month, slash, then a four-digit year (e.g.: 12/2004). For costs taken from the Marshall Valuation Service or Residential Cost Handbook, enter the date of the cost page containing the costs. If and when you re-calculate an estimate containing this component, the base date will be taken into consideration for depreciation purposes.