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Teamsters Local 166
  • Home
  • Benefits
    • Health & Welfare
    • I.B.T. Benefits
    • Pension
    • Supplemental 401k Plan
  • Contact Us
    • Agents
    • Barstow
    • Bloomington
    • San Diego
  • Gallery
  • News & Events
  • Why Unions?
  • More
    • D.R.I.V.E.
    • Fire Aid
    • Mobile App
    • Officer Election Results
    • Online Payment Guide
    • Scholarships
    • Teamster Retirees
    • Voter Registration
  • More
    • Home
    • Benefits
      • Health & Welfare
      • I.B.T. Benefits
      • Pension
      • Supplemental 401k Plan
    • Contact Us
      • Agents
      • Barstow
      • Bloomington
      • San Diego
    • Gallery
    • News & Events
    • Why Unions?
    • More
      • D.R.I.V.E.
      • Fire Aid
      • Mobile App
      • Officer Election Results
      • Online Payment Guide
      • Scholarships
      • Teamster Retirees
      • Voter Registration
Teamsters Local 166

EN

  • Home
  • Benefits
    • Health & Welfare
    • I.B.T. Benefits
    • Pension
    • Supplemental 401k Plan
  • Contact Us
    • Agents
    • Barstow
    • Bloomington
    • San Diego
  • Gallery
  • News & Events
  • Why Unions?
  • More
    • D.R.I.V.E.
    • Fire Aid
    • Mobile App
    • Officer Election Results
    • Online Payment Guide
    • Scholarships
    • Teamster Retirees
    • Voter Registration

Supplemental Income 401k Plan

  

The Supplemental Income 401k Plan (SIP401(k) Plan) appreciates the opportunity to be considered as the 401k provider for the Dairy Farmers of America and Prairie Farms members. The Supplemental Income 401(k) Plan (SIP) is a large multi-union, multi-employer, collectively bargained Taft-Hartley 401(k) plan which over $1.2 billion in assets and 26,000 participants. It is well established and is currently offered by many unions and hundreds of their employers nationwide.


We will be sending an enrollment booklet, employer brochure and a blank Subscriber Agreement for your review.


  • Enrollment booklet- explains the details of the Plan from A to Z and also contains the enrollment form.


  • Employer brochure- explains how the Plan will add value to the employer, the business agent and the members.


  • The Subscriber Agreement- the legal document required to be completed and signed by the Union and the employer reflecting the terms in the CBA.


Additionally, we want to share an efficient way The SIP 401K Plan can provide a 401k presentation. The link can be added to your website and members can receive the link via email or text as well. Our trustees demand that we are member friendly and we pride ourselves on our member service.

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Copyright © 2025 Teamsters Union Local 166. 

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Local 166 RNDC Members

July 10, 2025

RNDC Teamsters act before 

September 2, 2025

KNOW YOUR 401K OPTIONS

  • Account Access
  • Rollovers
  • Distributions

1-800-477-3829

Email: sipteam@sip401k.com

Fax: 1-415-433-5128

Click here to learn more

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