The incentives and rebates are both real and substantial. Local, state and federal governments offer tremendous financial incentives for businesses to choose solar. A combination of incentives and tax credits can cover more than 30% of the total cost! The most important thing to keep in mind about these governmental programs is this-they won't last forever. Now is the time to take advantage of the federal and state mandate to switch to renewable sources of energy; once the adoption rate reaches a certain level, the incentives will disappear.