But the IRS and DoJ are too busy covering-up and

harassing people they don't like to be bothered with doing anything about Sharpton cheating on taxes and some probably arson.
As Al Sharpton ran for mayor of New York City in 1997 and for president in 2003, fires at his offices reportedly destroyed critical financial records, and he subsequently failed to comply with tax and campaign filing requirements.
...
Six years later, on January 23, 2003 — one day after Sharpton filed paperwork to create a presidential exploratory committee — another fire caused heavy damage at National Action Network, located at 1941 Madison Avenue.

Then and now: different rules for RWPP assholes.

Like Rangel, for that matter.