No. The first-time homebuyer credit ended in 2010 and it has not been extended. There’s probably no chance that Congress will change its mind anytime soon because the housing market has picked up.
A written determination issued to a taxpayer by the IRS that interprets and applies the tax laws to the taxpayer’s specific set of facts. A letter ruling advises the taxpayer regarding the tax treatment that can be expected from the IRS in the circumstances specified by the ruling. It may not be used or cited as precedent by another taxpayer.