Protest Banner, with U.S. Code (Mis-) Citation

I saw these hand-made banners riding my bike around before Mardi Gras:

Looking closer, I noticed a U.S. Code citation - how helpful! But there is no 8 U.S. Code 1234a! But Googling that, it was probably supposed to be a cite to: 8 U.S. 

Code § 1324a - Unlawful employment of aliens 

And now, looking at my close-up of the first sign:




I see what looks like a docket number, but I can't make out the numbers - will have to go by again and see if these are still there.