H-1B AMENDMENT / EXTENSION SUPPORT LETTER

(WITH EVIDENCE CHECKLIST)

Filing Overview

• Petitioner: [EMPLOYER NAME], FEIN: [FEIN]
• Beneficiary: [NAME]; Position: [TITLE]; SOC Code: [CODE]; Wage Level: [LEVEL]; Salary: $[AMOUNT]
• Action: [Amendment/Extension/Both]; Reason: [Worksite change/new duties/end-client change/continuation]
• Worksite(s): [ADDRESS(ES)] matching LCA; Validity requested: [DATES]

Packet Order (suggested)

1) Support letter (this document).
2) Form I-129 + H supplement + I-129H1; certified LCA (ETA 9035).
3) Filing fees; G-28; G-1145.
4) Detailed duties with percentages; organizational chart.
5) Evidence of specialty occupation (degree requirements, industry data, prior hiring practices).
6) Beneficiary credentials: degrees, transcripts, credential evaluation (if foreign), licenses.
7) Maintenance of status: I-94, prior approvals, pay stubs, W-2/1099.
8) Employer-employee relationship: offer letter, supervision description, end-client letter/MSA/SOW if third-party.
9) Itinerary with dates/locations consistent with LCA.
10) Proof of bona fide job and ability to pay (if relevant): company financials, contracts/POs.

Support Letter Outline (sample)

1) Introduction and requested classification/validity.
2) Company background and FEIN verification.
3) Position overview and detailed duties with percentages.
4) Specialty occupation rationale.
5) Beneficiary qualifications mapping to duties.
6) Worksite(s) and employer-employee relationship/control.
7) Maintenance of status (if extension).
8) Conclusion and exhibit index.

Practice Notes

• File amendment before moving to new worksite; post LCA at each worksite.
• Keep consistency across I-129, LCA, support letter, and end-client docs.
• Avoid overbroad itineraries; ensure dates are realistic.
• Paginate exhibits and reference them in the letter.
• Premium processing timing may affect travel/work plans; manage gaps.