DL-Methionine

NOSB Review Documents

• 1993 NOSB review for addition to §205.603 (amino acids)
• July 1993 NOSB Recommendation (pdf) (page 125) (amino acids)
• 1999 NOSB review for addition to §205.603 (amino acids)
• October 1999 NOSB Recommendation (pdf) (page 443): none, put on hold by NOSB (amino acids)
• 2001 Technical Advisory Panel (pdf)
• October 2001 NOSB Recommendation (pdf) (page 2)
• January 2005 Petition (pdf) requesting continued listing on §205.603 as a livestock feed additive
• March 2005 NOSB Subcommittee Proposal and NOSB Recommendation (pdf)
• December 2007 Petition (pdf) requesting §205.603 annotation removal
• May 2008 NOSB Subcommittee Proposal (1 of 2): available upon request
• May 2008 NOSB Subcommittee Proposal (2 of 2 and Minority Opinion): available upon request
• May 2008 NOSB Recommendation (pdf)
• July 2009 Petition (pdf) requesting §205.603 annotation change
• April 2010 NOSB Subcommittee Proposal and NOSB Recommendation (pdf): 1 of 3
• April 2010 NOSB Subcommittee Proposal and NOSB Recommendation (pdf): 2 of 3
• April 2010 NOSB Subcommittee Proposal and NOSB Recommendation (pdf): 3 of 3
• April 2011 Petition (pdf) requesting §205.603 annotation change
• 2011 Technical Report (pdf)
• October 2013 NOSB Subcommittee Proposal (pdf)
• October 2013 NOSB Recommendation: none, meeting canceled
• May 2014 NOSB Subcommittee Proposal (pdf)
• May 2014 NOSB Recommendation: none, sent back to Subcommittee
• April 2015 NOSB Subcommittee Proposal (pdf)
• April 2015 NOSB Recommendation (pdf)
• 2024 NOSB review to change §205.603 annotation
• October 2024 NOSB Subcommittee Proposal (pdf)
• NOSB Recommendation: TBD

Rulemaking

• Not recommended for rulemaking by NOSB (1993, 1999) (amino acids)
• Added to the National List, §205.603(d), effective November 03, 2003 (68 FR 61987)
• Annotation change, effective October 22, 2005 (70 FR 61217)
• Annotation change, effective September 19, 2008 (73 FR 54057)
• Annotation change Interim Rule, effective October 01, 2010 (75 FR 51919). Adopted as final, effective March 15, 2011 (76 FR 13501)
• Annotation change, effective October 02, 2012 (77 FR 57985)
• Annotation change, effective January 28, 2019 (83 FR 66559)