[Maceman]

If he really wants to take a stand on an important issue, he should refuse to sign his tax return and claim his fifth amendment rights. (Note, I didn't say he should refuse to file at all or pay taxes. More nuance.)

Or better yet, sign, and cross out and initial the language relating to perjury.

[Mulder]

If he really wants to take a stand on an important issue, he should refuse to sign his tax return and claim his fifth amendment rights

I think they just increased the fine for doing that to $5000.

Freedom!