Other changes have involved reducing the minimum land areas applicable in some states from 50 ha to 20 ha. Furthermore, the maximum duration allowed for projects was reduced from five to three years. This was mainly due to the cost implications and local resources available for managing and supervising agreements and projects. The two most common reasons cited for this are that proposals do not meet the level of technical detail required to carry out the compensation activities, and the non-eligibility of the land where the compensation would take place.