Where:
OMx is the projected cost for operation and maintenance,
OM is the annual increased operation and maintenance costs,
E is inflation rate based on the average Consumer Price Index as a decimal,
x is years to renewal plus one.
Where:
Bond is the present value of the funds needed to cover increased operation and maintenance costs in perpetuity,
i is the historic, long-term rate of return on investments based on Treasury Bills as a decimal,
OMx and E are defined as in subparagraph (ii).
25 Pa. Code § 88.107a
The provisions of this §88.107a added under section 5 of The Clean Streams Law (35 P.S. § 691.5); sections 4(a) and 4.2 of the Surface Mining Conservation and Reclamation Act (52 P.S. §§ 1396.4(a) and 1396.4b); section 3.2 of the Coal Refuse Disposal Control Act (52 P.S. § 30.53b); section 7(b) of The Bituminous Mine Subsidence and Land Conservation Act (52 P.S. § 1406.7(b)); and section 1920-A of The Administrative Code of 1929 (71 P.S. § 510-20).
This section cited in 25 Pa. Code § 88.1 (relating to definitions); and 25 Pa. Code § 88.381 (relating to general requirements).