Proposals 2013-A
- 2013-A-1: Make seven nomenclatural revisions based on Gregory and Dickinson (2012) – PASSED
- 2013-A-2: Split Guatemalan Pygmy-Owl Glaucidium cobanense from Northern Pygmy-Owl G. gnoma – FAILED
- 2013-A-3: Recognize Cabot’s Tern Thalasseus acuflavidus as distinct from Sandwich Tern T. sandvicensis – FAILED
- 2013-A-4: Change the scientific name of the Common Bush-Tanager from Chlorospingus ophthalmicus to C. flavopectus (SACC #521) – PASSED
- 2013-A-5: Move the Hawaiian honeycreepers (Drepanidinae) to subfamily Carduelinae – PASSED
- 2013-A-6: Split Barolo Shearwater Puffinus baroli – PASSED
- 2013-A-7: Revise the classification of sandpipers and turnstones – PASSED
- 2013-A-8: Split Sage Sparrow Artemisiospiza belli into two species – PASSED
- 2013-A-9: Make changes to generic allocation and linear sequence in family Pipridae – PASSED
- 2013-A-10: Change the generic placement of Otus flammeolus – PASSED
- 2013-A-11: Recognize a new generic name for Gymnoglaux lawrencii – PASSED
- 2013-A-12: Split Melanerpes santacruzi from M. aurifrons – FAILED
- 2013-A-13: Recognize Hanson’s new species of White-cheeked Geese, Branta spp. – FAILED
Proposals 2013-B
- 2013-B-1: Make changes to the linear sequence in the family Mimidae – PASSED
- 2013-B-2: Split Nutting’s Flycatcher into two species: Myiarchus nuttingi and M. flavidior – FAILED
- 2013-B-3: Add Common Moorhen Gallinula chloropus to the AOU Checklist – PASSED
- 2013-B-4: Merge all North American rosy-finches into Leucosticte tephrocotis – FAILED
- 2013-B-5: Change the linear sequence of Haemorhous finches – PASSED
- 2013-B-6: Change the citations for nine species described by Thomas Say – PASSED
- 2013-B-7: Transfer Terenura callinota to the genus Euchrepomis (SACC #557) – PASSED
- 2013-B-8a: Split South American endemic Automolus rufipectusfrom A. rubiginosus (SACC #394) – PASSED
- 2013-B-8b: Split South American endemic Dendrocincla turdina from D. fuliginosa (SACC #540) – PASSED
- 2013-B-8c: Split South American endemicTroglodytes cobbi fromT. aedon (SACC #526) – PASSED
- 2013-B-9: Change the English name of Thamnophilus atrinucha (SACC #570) – PASSED
- 2013-B-10a: Split Schiffornis veraepacis from S. turdina (SACC #505, SACC #543) – PASSED
- 2013-B-10b: Split Schiffornis stenorhyncha s from S. turdina (SACC #505, SACC #543) – PASSED
- 2013-B-11: Split Myrmeciza zeledoni from M. immaculata (SACC #541) – PASSED
- 2013-B-12: Treat Thalurania fannyi and Thalurania colombica as conspecific (SACC #558) – PASSED
Proposals 2013-C
- 2013-C-1: Return Hawaii Creeper Oreomystis mana to the genus Loxops – PASSED
- 2013-C-2: Split White-breasted Nuthatch Sitta carolinensis into 2, 3, or 4 species – FAILED
- 2013-C-3: Adopt new English names for Artemisiospiza belli and A. nevadensis – PASSED
- 2013-C-4: Change the linear sequence of families in the Charadriiformes – PASSED
- 2013-C-5: Transfer Providence Petrel Pterodroma solandri from Appendix to main list – PASSED
- 2013-C-6: Transfer Fea’s Petrel Pterodroma feae from Appendix to main list – PASSED
- 2013-C-7: Add Double-toothed Kite Harpagus bidentatus to the U.S. List – PASSED
- 2013-C-8: Add Rosy-faced Lovebird Agapornis roseicollis to the main list – PASSED
- 2013-C-9: Transfer Nandayus nenday from Appendix to main list and change English name to Nanday Parakeet – PASSED
- 2013-C-10: Add Asian Rosy-Finch Leucosticte arctoa to the main list – PASSED
- 2013-C-11: Update the classification of siskins and goldfinches – FAILED