Who enforces each one, what edition applies, and what changes next. 6 of 8 state-level topic areas checked against primary sources. OSHA state plan: Tennessee Occupational Safety and Health Administration (TOSHA), Tennessee Department of Labor and Workforce Development.
| Area | In force | Authority | Next |
|---|---|---|---|
| Fire | 2021 IFC with Tennessee amendments (Rule 0780-02-02), effective Apr 17, 2025, replacing the 2012 IFC adopted Aug 4, 2016Tennessee amendments let the local fire chief, with police and EMS, find radio coverage unneeded (IFC 510) and allow NFPA 13R in Group R up to four stories. State-adopted NFPA 101 (2021) now covers only small residential board-and-care. SourceChecked on the source | State Fire Marshal's Office (Dept of Commerce and Insurance) Codes Enforcement adopts; it reviews plans and inspects new buildings outside 50+ exempt jurisdictions (e.g., Nashville, Memphis/Shelby, Knoxville/Knox, Chattanooga), which enforce locally; SFMO inspects existing schools, day cares and state facilities yearly | In forceIn force (State Fire Marshal's adopted-codes page read on the primary page Nov 9, 2026: 2021 edition effective Apr 17, 2025; no newer adoption, proposed rule or hearing posted) |
| Building | 2021 IBC with Tennessee amendments (Rule 0780-02-02), effective Apr 17, 2025; also 2021 IEBC, IMC, IPC, IFGC, IPMC and commercial IECC; 2018 IRC and residential IECC; 2017 NEC with two optional itemsReplaced the 2012 I-codes in force since Aug 4, 2016. Amendments address the ASCE 7 edition, flammable gases (2024 IBC/IFC definitions) and IEBC storm shelters. Prior-code plans were accepted through Aug 15, 2025 (AIA Tennessee). SourceChecked on the source | SFMO Codes Enforcement (plans review, inspections) outside exempt jurisdictions; exempt local governments enforce their own codes, which must be within 7 years of the latest edition (T.C.A. 68-120-101(b)(5)(A)), subject to SFMO audit | In forceIn force (State Fire Marshal's adopted-codes page read on the primary page Nov 9, 2026: 2021 edition effective Apr 17, 2025; no newer adoption, proposed rule or hearing posted) |
| Elevators | Rule 0800-03-04 (authority T.C.A. 68-121-103): ASME A17.1-2016 and A18.1-2014, effective Jul 18, 2021; existing equipment ASME A17.3-1996 (Cornell LII copy, REPORTED)Also A17.2-2017, A17.6-2017 and B77.1-2017; permits issued before Jul 18, 2021 stay under A17.1-2010/A18.1-2008. Elevator Unit page (read Oct 14, 2026): devices are inspected twice a year for the life of the device by state inspectors; accidents with serious injury or death reported immediately and the device taken out of service. SourceChecked on the source | Tennessee Dept of Labor and Workforce Development, Workplace Regulations and Compliance, Elevator Unit; Elevator and Amusement Device Safety Board adopts the code | In forceIn force; the Elevator Unit page (modified Apr 28, 2026) and code-change notice (re-read Oct 27, 2026) list A17.1-2016/A18.1-2014 for permits from Jul 18, 2021 and no newer ASME edition or pending rule; see CONFLICT in notes on inspection interval wording |
| Boilers | Board of Boiler Rules chapter 0800-03-03 (TDLWD copy revised June 2021; Secretary of State copy dated Apr 23, 2026 not read) under T.C.A. 68-122-101 et seq.; Rule .02 adopts the latest ASME BPVC edition; new inspection and certificate fees effective Jul 1, 2026Rule .04(1)(b): installer obtains an installation permit before work (valid 12 months). Rule .05(1)(a): certificate inspections fall within two months before or after certificate expiry; intervals follow T.C.A. 68-122-110. Rule .05(9): accidents reported immediately to the Chief Inspector. Fees from Jul 1, 2026: low-pressure and unfired certificates $80, inspections $30; high-pressure certificate $50, internal $60, external $35. SourceChecked on the source | TDLWD Workplace Regulations and Compliance, Boiler Unit (Chief Inspector); state deputy inspectors or insurance special inspectors perform certificate inspections; Board of Boiler Rules issues rules, variances, rule cases and interpretations (latest BI 26-01 on pool heaters) | In forceIn force; fee change took effect Jul 1, 2026. Board rules page (re-read Oct 15, 2026; modified Aug 3, 2026) links only the Apr 23, 2026 chapter PDF, which was not opened, so any 2026 rule-text change is unconfirmed; no pending rulemaking listed |
| Pools | TDH Rule 1200-23-05 Public Swimming Pools under T.C.A. 68-14-301 et seq. (TDH-hosted copy, May 2000 revision; Secretary of State lists a Sept 22, 2024 revision)Rule 1200-23-05 (TDH copy, May 2000 revision, read Oct 19, 2026): permit before operating; $100 initial and renewal fee, $10 late penalty after April 30; inspections at least monthly while operating; 100-point weighted scoring; critical violations corrected within 10 calendar days. TDH requires plan review before new pools or substantial alteration. SourceReported, in verification | Tennessee Department of Health, Environmental Health (permits, plan review, inspections); contract counties Davidson, Hamilton, Knox, Madison and Shelby run their own permitting and enforcement (TDH page states this for food; hotel/pool scope confirmed only for Davidson) | In forceIn force; the TDH-hosted rule text is the May 2000 revision, while the Secretary of State lists a Sept 22, 2024 revision whose text could not be confirmed on the primary page. Confirm current fees and intervals with the county health department |
| Lodging | TDH hotel permit and inspection, Rule 1200-23-04 (Hotels) under T.C.A. 68-14-301 et seq.; T.C.A. 68-120-112 hotel smoke and CO alarmsRule 1200-23-04 (TDH copy, Nov 1999 revision, read Oct 18, 2026): permit before operating; inspections at least every six months; 100-point weighted scoring; critical violations corrected within 10 calendar days; renewal late after July 31. T.C.A. 68-120-112 (pre-2016 buildings): smoke alarm in every sleeping room; CO alarms near sleeping rooms with fuel-burning appliances. SourceReported, in verification | TDH Environmental Health (hotel permits, plan review, inspections); contract counties Davidson, Hamilton, Knox, Madison and Shelby run their own permitting and enforcement (confirmed for hotels only in Davidson); 68-120-112 violations are Class C misdemeanors, each day a separate offense | In forceIn force; the TDH-hosted rule text is the Nov 1999 revision, while the Secretary of State index lists chapter 1200-23 without dates. Whether a later amendment exists was not confirmed; confirm current fees and intervals with the county health department |
| Workplace | TOSHA State Plan (Tennessee Department of Labor and Workforce Development)Covers private-sector and state/local government workers; federal OSHA keeps maritime, railroad, TVA, military bases, federal employers, USPS contractors. Initial approval Jul 5, 1973; final 18(e) approval Jul 22, 1985. SourceChecked on the source | Tennessee Department of Labor and Workforce Development (TOSHA); federal OSHA retains private-sector anti-retaliation enforcement | In force |
| Environmental | Federal EPA rules apply, plus TDEC state layer: UST notification form (15 days before use, 30 days after changes) with annual tank fees shown as suspended; construction and operating permits for boilers and fuel-burning equipment unless specifically exempted (local air programs in Davidson, Hamilton, Knox and Shelby); asbestos notice (Form CN-1055) 10 working days ahead; sewer overflow, lift-station, backflow and grease rules not confirmed.UST owners notify TDEC (farm or residential tanks of 1,100 gal or less, heating oil and septic tanks exempt); closure application 30 days before closing. APC lists boilers among sources needing a construction permit unless exempted; permit-by-rule covers stationary emergency engines. Asbestos notice at 260 linear ft, 160 sq ft or 35 cu ft; any demolition needs notice. SourceChecked on the source | TDEC: Division of Underground Storage Tanks, Division of Air Pollution Control (asbestos NESHAP); local air agencies in Davidson, Hamilton, Knox and Shelby counties; local sewer utilities | Rule change Mar 1, 2027Federal dates apply: next Tier II filing March 1, 2027. TDEC UST notification page (updated Oct 14, 2026; read Oct 27, 2026): yearly tank fees suspended for an additional five years effective Jul 1, 2026; no pending rule change listed. Confirm generator, boiler and tank questions with TDEC or the local air agency |
2021 IFC with Tennessee amendments (Rule 0780-02-02), effective Apr 17, 2025, replacing the 2012 IFC adopted Aug 4, 2016. Tennessee amendments let the local fire chief, with police and EMS, find radio coverage unneeded (IFC 510) and allow NFPA 13R in Group R up to four stories. State-adopted NFPA 101 (2021) now covers only small residential board-and-care. Enforced by: State Fire Marshal's Office (Dept of Commerce and Insurance) Codes Enforcement adopts; it reviews plans and inspects new buildings outside 50+ exempt jurisdictions (e.g., Nashville, Memphis/Shelby, Knoxville/Knox, Chattanooga), which enforce locally; SFMO inspects existing schools, day cares and state facilities yearly.
2021 IBC with Tennessee amendments (Rule 0780-02-02), effective Apr 17, 2025; also 2021 IEBC, IMC, IPC, IFGC, IPMC and commercial IECC; 2018 IRC and residential IECC; 2017 NEC with two optional items. Replaced the 2012 I-codes in force since Aug 4, 2016. Amendments address the ASCE 7 edition, flammable gases (2024 IBC/IFC definitions) and IEBC storm shelters. Prior-code plans were accepted through Aug 15, 2025 (AIA Tennessee). Enforced by: SFMO Codes Enforcement (plans review, inspections) outside exempt jurisdictions; exempt local governments enforce their own codes, which must be within 7 years of the latest edition (T.C.A. 68-120-101(b)(5)(A)), subject to SFMO audit.
Elevators: Tennessee Dept of Labor and Workforce Development, Workplace Regulations and Compliance, Elevator Unit; Elevator and Amusement Device Safety Board adopts the code (Rule 0800-03-04 (authority T.C.A. 68-121-103): ASME A17.1-2016 and A18.1-2014, effective Jul 18, 2021; existing equipment ASME A17.3-1996 (Cornell LII copy, REPORTED)). Boilers: TDLWD Workplace Regulations and Compliance, Boiler Unit (Chief Inspector); state deputy inspectors or insurance special inspectors perform certificate inspections; Board of Boiler Rules issues rules, variances, rule cases and interpretations (latest BI 26-01 on pool heaters) (Board of Boiler Rules chapter 0800-03-03 (TDLWD copy revised June 2021; Secretary of State copy dated Apr 23, 2026 not read) under T.C.A. 68-122-101 et seq.; Rule .02 adopts the latest ASME BPVC edition; new inspection and certificate fees effective Jul 1, 2026).
Tennessee runs an OSHA-approved state plan: Tennessee Occupational Safety and Health Administration (TOSHA), Tennessee Department of Labor and Workforce Development. The state agency enforces workplace safety rules for most private employers.
Environmental: Rule change Mar 1, 2027 (Federal dates apply: next Tier II filing March 1, 2027. TDEC UST notification page (updated Oct 14, 2026; read Oct 27, 2026): yearly tank fees suspended for an); Jan 1, 2027: Automatic leak detection on existing 1,500 lb+ HFC commercial refrigeration; Mar 1, 2027: EPCRA Tier II chemical inventory filing.
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