Texas Business Records

Texas business records
W-2 is the only way for an employer should have to hire someone in Texas?

I was hired with a single form W-2 faxed to a CPA, no employment records are kept in the place of business. I would have been an I-9 as well. No? I was hired with only a W-2 form by fax to CPA, there are no employment records are kept in the workplace. I think it should have been an I-9 as well. Is this legal? Is this legal?

You can call a free legal service, you will find in the phone book and ask experts. This seems strange to me, I always had to show photo ID and my social security card, even in Texas