A three-year investigation into financial improprieties at six Christian ministries whose television preaching bankrolled leaders’ lavish lifestyles has concluded with the formation of an independent commission to look into the lack of accountability by tax-exempt religious groups.

The investigation report issued this week details the ministries’ luxury homes and cars, trips on private jets and expensive gifts, including two Rolls Royces that a third party reported was given to the Dollars as a gift from the church.

Media-based televangelists benefiting from tax code exemptions are warned — Sen. Chuck Grassley is a terrier-like congressional inquisitor with time and a big stick on his side.

“I am not threatening them, at this point,” the Iowa Republican said.

Sen. Charles Grassley has provided an update on his investigation into the financial dealings of several televangelists

Mr Copeland certainly practises what he preaches. According to a report into the pentecostal charismatics, commissioned by the Senate, the ministry built Mr Copeland and his wife Gloria a mansion “the size of an hotel” and enabled him to acquire a $20 million ( £10 million) Cessna Citation to help him to spread the word of God across the US.

North Texas preacher Kenneth Copeland is leading a counterattack against the U.S. senator who is investigating alleged lavish spending by six high-profile televangelists.