Can I move back to India after I-140 approval?

Yes, you can go back to India. You should opt for Consular Processing (instead of Adjustment Of Status) while filing 140 (if you want to process your GC further when your PD is current being out side USA). You can file 485 only if you are in USA.

Can I go back and join an employer who has my I-140 approval but I left them?

Yes, you can go back to your old employer, but again as long as the job was continuing to exist you can go back to the I-140 employer and you can pick it up from the I-140 process itself.

Can I-140 be transferred?

I-140 is tied to the employer and its job offer. I140 cannot be transferred. You can PORT the priority date to new employer B though. You can also use approved I-140 from an old employer to apply for H4-EAD.

Can we switch company after I-140 approval?

You may use the approved I-140 petition to request an H-1B extension and/or change of employer as long as the I-140 remains valid. This may grant you an extension beyond the maximum six-year period of stay.

Can I come back to us after I-140 approval?

You need a visa to enter the US. Using an I-140 approval you will need a resident visa to return to the US. If you do not have resident visa you will need another visa classification to…

Can I change job while I-140 is pending?

If you have filed an I-140 and you wish to leave your current employer and take a new job, be sure that new job in a “same or similar occupational classification” and that your I-485 has been pending for at least 180 days in order to take advantage of the portability provisions of AC21.

Can I come back to US after I-140 approval?

Does cognizant revoke I-140?

to Gcwait12: Yes They will revoke your I140 usually immediately.

Can employer revoke I-140 after 6 months?

The employer can always withdraw or request to revoke the I-140 petition. If the I-140 petition has been approved, and the I-485 has been pending for 180 days, the employer can still request to revoke the I-140 petition approval. This does not prevent the case from being approved, however.

How long is I-140 valid for?

180-day
You must submit the labor certification with the Form I-140 during the 180-day validity period annotated at the bottom of every page of the labor certification.

How do you know if I-140 is approved?

You can track your I-140 status by calling 1 (800) 375-5283. Make sure you have your case number ready!