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2023 Buildings Bulletins

The Department of Buildings publishes Buildings Bulletins which represent the official policies of the Department to assist our customers and employees. These bulletins are currently sorted by date of issuance. New ways to browse and search this data will be coming in the near future.

Additional reference resources include Executive Orders, Directives & Memoranda, Policy & Procedure Notices (PPNs), DOB Rules, Technical Certification & Research materials, and Presentations.

Buildings Bulletins for: Current Year * 2022 * 2021 * 2020 * 2019 * 2018 * 2017 * 2016 * 2015 * 2014 * 2013 * 2012 * 2011 * 2010 * 2009 * 2008

2023 Buildings Bulletins
Issuance Date	Type/ Bulletin #	Relevant Code Sections	Purpose
June 6, 2023	Technical/Buildings Bulletin 2023-004	Memo 4/7/75* Memo 10/21/86 Memo 3/9/70* Memo 3/9/70* Memo 6/30/78 Memo 12/22/71* Memo 5/28/69 Memo 8/29/69 Memo 12/31/81* Memo 7/19/90 Memo 3/7/77 Memo 12/1/76* Memo 10/27/75 Memo 10/10/73 Memo 10/20/70 Memo 5/9/89 Memo 8/22/75 Memo 5/1/73 Memo 4/22/74 Memo 7/5/73 Memo 3/26/86 Memo 11/21/72* Memo 3/1/88 Memo 9/9/77* Memo 11/1/71 Memo 12/9/74 Memo 10/26/78 Memo 3/20/95 Memo 10/24/86* Memo 1/23/86 APPN 8/87 OPPN 20/89 Letter 7-21-81* Letter 4-6-88	This Bulletin rescinds 30 Memoranda, 1 APPN, 1 OPPN and 2 Letters which were issued by the Department but are no longer applicable under current Codes and Local Laws.
May 22, 2023	Technical/Buildings Bulletin 2023-003	Directive 9 of 1965 Memo 10/06/53 Memo 4/1/83 Memo 6/30/55 Memo 5/31/84 Memo 11/22/55 Memo 11/13/68 Memo 5/3/65 Memo 4/30/80 Memo 10/5/72 Memo 9/24/75 Memo 10/3/86 Memo 9/2/86 Memo 10/15/74 Memo 3/3/86 Memo 12/2/74 Memo 8/1/69 Memo 5/7/86 Letter 5/9/91 Letter 10/24/91 Letter 9/5/90 Letter 4/10/85 Letter 9/13/88 Letter 8/4/88 Letter 11/7/86 (Sec. 23-65) Letter 11/10/86 Letter 9/11/86 Letter 9/24/86 Letter 11/7/86 (Sec. 99-03) Letter 9/20/89 Letter 11/1/91 Letter 4/1/92	This Bulletin rescinds 17 Memoranda, 1 Directive, and 14 Letters which were issued by the Department but are no longer applicable under current Codes and Local Laws.
March 17, 2023	Technical/Buildings Bulletin 2023-002	EC 760.52 760.131 760.179(D) BC 909.12.2 MC 513.2	This Bulletin clarifies the protection requirements for enclosing wiring used in smoke control systems. This Building Bulletin will supersede BB 2017-011.
March 17, 2023	Technical/Buildings Bulletin 2023-001	Directive 6 of 1974 Memo 2/15/78 Memo 11/29/77 Memo 10/9/91 Memo 7/10/70 Memo 1/21/83 Memo 2/4/75 Memo 6/26/72 Memo 9/26/79 Memo 2/1/93 Memo 7/3/90 Memo 12/12/80 Memo 4/28/81 Memo 4/8/81 Memo 9/20/76 Memo 3/10/95 Memo 1/30/79 Memo 9/19/75 Memo 12/2/86 Letter 12/17/86 Letter 9/22/89 Letter 4/15/91	This Bulletin rescinds 18 Memoranda, 1 Directive, and 3 Letters which were issued by the Department but are no longer applicable under current Codes and Local Laws.