IRS agent Joseph Anthony answers tax questions on the Freelance Success Forum, because April 15 is more than just my birthday (ahem.) The forum is only for members, so if you don't have access, here are some links to things tax-related that might help you:

Paying freelance taxes, by Durant Imboden, over at Writing.org

A plethora of tax resources, either for use or for writing about, over at Businessjournalism.org

Some Pulitzer Prize-winning articles on the IRS beat.

Finally, you might as well laugh before you cry, so some hilarious jokes about taxes. (Note: jokes are not guaranteed, and in fact probably are not, hilarious.)