### Question
How is the term engineered defined?


### Answer
The term **engineered** is defined in *42 U.S.C. § 17191* as the following:

> subjected to intervention, including intervention to address one or more of the following issues:


(A) Lack of effective permeability or porosity or open fracture connectivity within the reservoir

#### Citation:
  - *42 U.S.C. § 17191*
  - Heading: **CHAPTER 152-ENERGY INDEPENDENCE AND SECURITY > SUBCHAPTER V-ACCELERATED RESEARCH AND DEVELOPMENT > Part B-Geothermal Energy**

