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K-1 for Foreign Partners

Multi-member Wyoming LLCs file Form 1065 and issue Schedule K-1 to each member. For non-resident partners, K-1 reports their share of partnership income and any US tax already withheld.

Answer

Multi-member foreign-owned Wyoming LLCs are partnerships for US tax purposes (default treatment). The LLC files Form 1065 annually and issues Schedule K-1 to each member (partner). For non-resident partners, K-1 reports their share of partnership income. If the partnership has ECI, the LLC must withhold US tax under IRC Section 1446 (1446 withholding) and report on K-1. Non-resident partners may need to file Form 1040-NR claiming refund if withholding exceeded actual tax owed.

By Zawwad, Founder & CEO, WyomingLLC by Topslice LLC.

Last updated May 20, 2026

Partnership tax mechanics

  • Multi-member LLC files Form 1065 (partnership return) annually
  • Each member's share of partnership income flows to Schedule K-1
  • K-1 reports income, deductions, credits per partner
  • Partners report their K-1 amounts on their personal returns
  • Due date for Form 1065: March 15 (or September 15 with extension)

Section 1446 withholding (for ECI partnerships)

  • If partnership has Effectively Connected Income (ECI), it must withhold US tax on foreign partners' shares
  • Withholding rate: highest individual tax rate (currently 37%) on foreign partners' ECI share
  • Withheld amounts reported on K-1 and Form 8805 to each foreign partner
  • Most non-resident LLCs do not have ECI and avoid 1446 withholding

Foreign partner filing obligations

  • Receive K-1 from the partnership
  • File Form 1040-NR if they had ECI or US tax withheld
  • Claim refund if withholding exceeded actual tax
  • If no ECI and no withholding, no 1040-NR required
  • Home country tax filings continue per local rules

Frequently asked questions

Does my multi-member LLC need to issue K-1?
Yes if it has more than one member and is taxed as a partnership (default for multi-member LLCs).
What is Section 1446 withholding?
US tax withholding on foreign partners' shares of partnership ECI. Rate is the highest individual rate. Most LLCs without ECI do not have 1446 withholding.
Do I need to file 1040-NR if I get K-1?
Only if you had ECI or US tax withheld. K-1 reports your share but does not automatically require 1040-NR.
Can the LLC reduce 1446 withholding via treaty?
Limited. 1446 withholding rules are specific. Consult a US CPA for partnerships with foreign partners.

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