I believe both the FRC and SBC are both 501c3 and have filed 990 forms. I think the only difference legally is the classification. FWIW, I don't think any association or organization that contributes to political campaigns not have some transparency to it's goals and financials.
"There ought to be a term that would designate those who actually follow the teachings of Jesus, since the word 'Christian' has been largely divorced from those teachings, and so polluted by fundamentalists that it has come to connote their polar opposite: intolerance, vindictive hatred, and bigotry." -- Philip Stater, Huffington Post
always working on cleaning my windows- me regarding Johari
always working on cleaning my windows- me regarding Johari