Living Spain Magazine has recently published a news report about an organisation called Safe buying Experience (SBE).
It is an international home accreditation scheme. SBE was established as an English company in 2007 to provide safsecure and efficient process for buying properties abroad. The founders come from a,long and distinguished background of law, management and financial services and work to ensure that homes abroad have been built legally, in accordance with panning rules and regulations and that they are not burdened with a poor or unenforcable contract after handing over a reservation deposit.
Taylor Woodrow de España are one of the deveopers working to ensure British Buyers of Spanish homes don't fall foul of poor quality workmanship or illegal builds. More info here