The Point of View ICAR Conference Center shall, to the extent practicable, be planned and constructed using on-site septic systems, or if a septic system is not practicable, shall not include any sewage treatment facility larger than what is necessary to service the Point of View ICAR Conference Center and the residue property in a manner consistent with the existing comprehensive plan. The state support for the Point of View ICAR Conference Center project is specified, and limited to, the amounts detailed in separate capital bond legislation.