| Item | Description | FY2011 | FY2012 | FY2013 | FY2014 | FY2015 | 
|---|---|---|---|---|---|---|
| 1.308 | Expensing Exploration and Development Costs
 Individuals or investors in extractive industries (mining or drilling natural resources) may take an immediate deduction for certain exploration and development costs. For a more detailed description of this tax expenditure, see corporate excise item 2.309; the provisions for individual taxpayers are somewhat more liberal than those that apply to corporations. Origin: IRC S. 263(c), 616 and 617 in effect January 1, 1985 Estimate: Negligible  | 
Negligible | Negligible | Negligible | Negligible | Negligible | 
| ORIGIN | |
| IRC | Federal Internal Revenue Code (26 U.S.C.) | 
|---|---|
| U.S.C | United States Code | 
| M.G.L. | Massachusetts General Laws | 
| Rev. Rul.; C.B. | Revenue Ruling; Cumulative Bulletin of the U.S. Treasury | 
| ESTIMATES | All estimates are in $ millions. |