| 1/10/11 | | Buck comments to the IRS on 2010 Proposed Hybrid Plan Regulations |
| 1/5/11 | | Buck comments to the IRS on Proposed Liquidity Shortfall Regulation 108508-08 |
| 3/29/10 | | Buck Comments on Proposed Revisions to ASOP 35 |
| 1/21/10 | | Buck Consultants comments regarding Proposed PBGC Regulations on Reportable Events |
| 11/20/09 | | Buck comments to the IRS regarding Proposed Regulations on Performance of Actuarial Services Under ERISA
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| 2/18/09 | | Comments to the IRS on Proposed 430 Funding Regulations |
| 8/26/08 | | Comments to the IRS Massachusetts Connector Board on Minimum Creditable Coverage Requirements |
| 7/14/08 | | Comments to the IRS on Proposed Regulations Regarding Determination of Minimum Required Contributions for Single-Employer Defined Benefit Plans |
| 4/7/08 | | Comments to the IRS on proposed regulations for Hybrid Retirement Plans |
| 3/31/08 | | Comments to the IRS on proposed regulations for PPA funding |
| 12/10/07 | | Comments to IRS on Proposed Regulations on Benefit Restrictions for Underfunded Pension Plans |
| 11/5/07 | | Buck Comments to IRS on Section 125 Proposed Regulations |
| 7/9/07 | | Letter to IRS regarding Cash Balance Plans |
| 4/16/07 | | Buck Comments to IRS on Cash Balance and Other Hybrid Defined Benefit Plans |
| 5/11/07 | | Request for Public Comment on DOE Contractor Employee Pension and Medical Benefits Challenge |
| 11/13/06 | | Default Investment Regulation |
| 7/1/06 | | Buck's comments to the American Academy of Actuaries regarding the second exposure draft of the revisions to the Qualification Standards for Actuaries Issuing Statements of Actuarial Opinion in the United States. |