Some technologies, like combined heat and power installations (CHP) and wind
turbines, could apply for both the EIA and VAMIL at the same time. These two
measures together could result in a maximum reduction of about 24% on investments
for companies paying corporate tax, which is 6% more compared to situations
were only the EIA is applied for. In the Strategic Agreement of July 2002
(Balkenende I) it was stated that energy and environment regulations sometimes
experienced free rider effects and over stimulation. The number of facilities that is
eligible for EIA was reduced to limit the number of free riders. Furthermore, as of 1
January 2003 energy investments are excluded from the VAMIL regulation to reduce
the effect of over stimulation of this type of measures.