You have an approved I-140. A recruiter calls with a better rate, a better client, or just a better commute. Your first question is not about the job. It is about whether moving will cost you the priority date you have been sitting on for years.
The short answer: your priority date usually survives the move. Almost everything else attached to that I-140 does not automatically come with you.
This article walks through what an approved I-140 actually locks in, what the new employer has to redo from scratch, and how to sequence an H-1B transfer so you keep working while a new PERM case moves through the Department of Labor.
What an Approved I-140 Actually Preserves: Priority Date Retention
Your priority date is the date your PERM labor certification was filed (or, for categories without PERM, the date the I-140 itself was filed). It determines your place in line for an immigrant visa number under the State Department Visa Bulletin.
Under 8 CFR 204.5(e), once an I-140 is approved, its priority date can generally be carried forward and used by a later I-140 petition, even one filed by a completely different employer, in the same or a different EB category (subject to downgrade/upgrade rules). This is priority date retention. It is the single biggest asset an approved I-140 gives you, and it is separate from your current job.
Retention is not automatic paperwork-free magic. The new employer's attorney has to affirmatively request it when filing the new I-140, and provide a copy of the prior approval notice. But as a legal matter, the date itself is portable in a way most consultants underestimate.
Retention can be lost if the earlier I-140 is revoked for fraud or willful misrepresentation, or if the underlying labor certification is invalidated or revoked. A straightforward employer withdrawal, a layoff, or a voluntary resignation does not, by itself, erase a priority date that has already attached to an approved petition.
What It Does Not Preserve: PERM Is Employer- and Job-Specific
Here is the part people get wrong. The PERM labor certification (Form ETA-9089) that supported your I-140 certifies one specific job, with one specific employer, at one specific prevailing wage, tested against the US labor market at that point in time.
It does not transfer to a new employer. It does not transfer to a different job title, even at the same employer. When you change companies, the new employer generally has to start a new PERM case from the beginning:
- New prevailing wage determination (Form ETA-9141) from the Department of Labor
- New recruitment campaign meeting PERM advertising requirements
- New Form ETA-9089 filing through the DOL's PERM system
- A new Form I-140 once the PERM is certified
None of this is optional and none of it can be skipped by pointing to your old approval. The only thing that survives is the priority date, carried into the new I-140 once it is approved.
One distinction worth being precise about: priority date retention under 8 CFR 204.5(e) is not the same thing as AC21 job portability for a pending I-485 (sometimes called the 180-day portability rule for adjustment of status). That provision lets certain green card applicants change jobs in a same or similar occupation once their I-485 has been pending 180 days, without a new PERM or I-140 at all. It applies at a different stage of the process, to a different form, and runs on separate logic. If your I-485 is already filed and pending, that is the mechanism to understand, and it deserves its own careful read before you rely on it.
The 180-Day Rule: What It Actually Protects
There is a second, distinct 180-day rule that applies earlier in the process, to the I-140 itself. Under regulations at 8 CFR 205.1(a)(3)(iii)(C) (confirm current citation with your attorney, as numbering has shifted over the years), an approved I-140 generally is not automatically revoked solely because the petitioning employer withdraws it or goes out of business, once the approval has been in effect for 180 days or more.
This matters in two concrete ways for a consultant planning a move:
- H-1B extensions beyond the six-year limit. AC21 allows three-year H-1B extensions past the normal cap for workers with an approved I-140 whose priority date is not yet current. That eligibility generally survives even if you leave the sponsoring employer, as long as the I-140 was approved and has not been revoked on grounds like fraud or an invalidated labor certification.
- Negotiating leverage and timing. Once your I-140 has cleared the 180-day mark, you are not racing a clock set by your current employer's goodwill. A premature exit, before approval or very shortly after, carries more risk that the employer could withdraw the petition before that protection attaches.
Note what the 180-day rule does not do: it does not create a new job offer, does not waive the need for a new PERM, and does not itself extend your H-1B. It simply keeps the underlying approval (and the priority date attached to it) intact so a future petition can rely on it.
Sequencing a Move: H-1B Transfer Now, New PERM in Parallel
For most consultants, the practical path looks like this:
- Confirm the I-140's status and revocation history. Get the original approval notice (Form I-797) and confirm it has not been revoked, and note how long it has been approved.
- New employer files an H-1B transfer petition (Form I-129). This is independent of your green card case. If you are currently in valid H-1B status, you may generally begin working for the new employer once the transfer petition is properly filed, under H-1B portability rules, without waiting for approval — confirm the specifics of your situation with counsel before you give notice.
- New employer starts the PERM process. Prevailing wage request, recruitment, and ETA-9089 filing happen in parallel with your day-to-day work. This step cannot be rushed; DOL processing and recruitment timelines run on their own schedule.
- New employer files Form I-140 once PERM is certified. The petition should explicitly request retention of your original priority date, with the prior approval notice attached as evidence.
- Keep copies of everything from the old case. The original I-140 approval notice, the PERM certification, and any RFE responses. You will need them to prove the priority date you are claiming.
What Transfers vs What Resets
| Item | Carries over to new employer | Starts over with new employer |
|---|---|---|
| Priority date | Yes, via retention request on new I-140 | |
| PERM labor certification | Yes, new recruitment and ETA-9089 required | |
| I-140 approval itself | Yes, new I-140 required for the new job | |
| H-1B petition | Yes, new Form I-129 transfer required | |
| H-1B six-year cap exemption (if applicable) | Generally yes, tied to the earlier I-140 approval |
Common Mistakes Worth Avoiding
- Assuming the new employer can simply amend the old I-140. It cannot; a new filing is required.
- Giving notice before the H-1B transfer petition is filed, risking a gap in authorized employment.
- Letting the current employer withdraw the I-140 before you have copies of the approval notice and underlying PERM.
- Confusing I-140 priority date retention with I-485 job portability, which is a separate rule with separate conditions.
- Starting the conversation with a new employer's HR team without involving their immigration counsel early, which slows the PERM timeline unnecessarily.
This article explains general mechanics and is not legal advice. Priority date retention, the 180-day rule, and H-1B portability all turn on specific facts in your case file, so confirm your own situation with a licensed immigration attorney before you resign or sign a new offer.
If you are weighing a move and want a second set of eyes on the timeline, the team at Josh Pros LLC works with consultants on exactly this kind of sequencing every month. Reach out at contact@joshpros.com or visit https://joshpros.com.
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This is general information, not legal advice. Immigration rules change and outcomes depend on your individual circumstances. Confirm anything that affects your case with a licensed immigration attorney.
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