COVID-19 Prevention - Emergency

  • GENERAL INDUSTRY SAFETY ORDERS,
    New Sections 3205, 3205.1, 3205.2, 3205.3 and 3205.4
Emergency Rulemaking Status
Date adopted: Nov. 19, 2020
Filed with Secretary of State: Nov. 30, 2020
Effective date: Nov. 30, 2020
Expires on: Oct. 2, 2021
Date of 90-day readoption: Jun.17, 2021
Filed with Secretary of State: Jun. 17, 2021
Effective date: Jun. 17, 2021
Expires on: Jan. 14, 2022
Date of  2nd 90-day readoption: Dec. 16, 2021
Filed with Secretary of State: Jan. 5, 2022
Effective date: Jan. 14, 2022
Expires on: May 6, 2022*
*90-day readoption extended per EO N-5-22.
Date of  3rd readoption: Apr. 21, 2022
Filed with Secretary of State: May 5, 2022
Effective date: May 5, 2022
Expires on: Jan. 1, 2023

Readoption Documents (April 21, 2022)

Readoption Documents (December 16, 2021)

Readoption Documents (June 17, 2021)

Readoption Documents (June 3, 2021 - Withdrawn)

Rulemaking Documents (November 19, 2020)

  1. Gavin Newsom, Governor of California; Proclamation of a State of Emergency; March 4, 2020.
  2. Gavin Newsom, Governor of California; Executive Order N-33-20; March 19, 2020.
  3. Gavin Newsom, Governor of California; Update on California’s Progress Toward Stage 2 Reopening; May 4, 2020.
  4. Gavin Newsom, Governor of California; Executive Order N-62-20; May 6, 2020.- Last Accessed November 13, 2020.
  5. Occupational Safety and Health Standards Board; Petition File No. 583; Adopted Decision; September 17, 2020.
  6. Division of Occupational Safety and Health’s Evaluation of Petition 583; July 30, 2020.
  7. California Department of Public Health (CDPH); COVID-19 by the Numbers; accessed October 15, 2020.
  8. European Centre for Disease Prevention and Control; Transmission of COVID-19. Accessed on October 14, 2020.
  9. Wei WE, Li Z, Chiew CJ, Yong SE, Toh MP, VJ. L. Presymptomatic Transmission of SARS-CoV-2 — Singapore, January 23–March 16, 2020. ePub: April 1, 2020. MMWR Morb Mortal Wkly Rep. 2020.
  10. 10. Kim YI, Kim SG, Kim SM, Kim EH, Park SJ, Yu KM, Chang JH, Kim EJ, Lee S, Casel MAB, Um J, Song MS, Jeong HW, Lai VD, Kim Y, Chin BS, Park JS, Chung KH, Foo SS, Poo H, Mo IP, Lee OJ, Webby RJ, Jung JU, Choi YK. Infection and Rapid Transmission of SARS-CoV-2 in Ferrets. Cell Host Microbe. 2020 May 13;27(5):704-709.e2. doi: 10.1016/j.chom.2020.03.023. Epub April 6, 2020. PMID: 32259477; PMCID: PMC7144857.
  11. Centers for Disease Control and Prevention (CDC); When to Quarantine Stay home if you might have been exposed to COVID-19. Updated on October 27, 2020. Accessed on October 14, 2020.
  12. Setti L, Passarini F, De Gennaro G, et al. Airborne Transmission Route of COVID-19: Why 2 Meters/6 Feet of Inter-Personal Distance Could Not Be Enough. Int J Environ Res Public Health. 2020;17(8):2932. April 23, 2020.
  13. Bourouiba L. Turbulent Gas Clouds and Respiratory Pathogen Emissions: Potential Implications for Reducing Transmission of COVID-19. JAMA. 2020;323(18):1837–1838. doi:10.1001/jama.2020.4756.
  14. Shen Y, Li C, Dong H, et al. Community Outbreak Investigation of SARS-CoV-2 Transmission Among Bus Riders in Eastern China. JAMA Intern Med. Published online September 1, 2020. doi:10.1001/jamainternmed.2020.5225.
  15. Guo Z, Wang Z, Zhang S, et al. Aerosol and Surface Distribution of Severe Acute Respiratory Syndrome Coronavirus 2 in Hospital Wards, Wuhan, China, 2020. Emerging Infectious Diseases. 2020;26(7):1583-1591. doi:10.3201/eid2607.200885.
  16. Booth TF, Kournikakis B, Bastien N, et al. Detection of Airborne Severe Acute Respiratory Syndrome (SARS) Coronavirus and Environmental Contamination in SARS Outbreak Units. J Infect Dis. 2005;191(9):1472-1477. doi:10.1086/429634.
  17. Liu, Y., Ning, Z., Chen, Y. et al. Aerodynamic analysis of SARS-CoV-2 in two Wuhan hospitals. Nature. 582, 557–560 (2020).
  18. Renyi Zhang, Yixin Li, Annie L. Zhang, Yuan Wang, Mario J. Molina. Identifying airborne transmission as the dominant route for the spread of COVID-19. Proceedings of the National Academy of Sciences, June 2020, 117 (26) 14857-14863.
  19. Parham Azimi, Zahra Keshavarz, Jose Guillermo Cedeno Laurent, Brent R. Stephens, Joseph G. Allen. Mechanistic Transmission Modeling of COVID-19 on the Diamond Princess Cruise Ship Demonstrates the Importance of Aerosol Transmission. BMJ. July 15, 2020.
  20. Guenther, Thomas and Czech-Sioli, Manja and Indenbirken, Daniela and Robitailles, Alexis and Tenhaken, Peter and Exner, Martin and Ottinger, Matthias and Fischer, Nicole and Grundhoff, Adam and Brinkmann, Melanie, Investigation of a superspreading event preceding the largest meat processing plant-related SARS-Coronavirus 2 outbreak in Germany (July 17, 2020).
  21. Lidia Morawska, Donald K Milton; It is Time to Address Airborne Transmission of Coronavirus Disease 2019 (COVID-19), Clinical Infectious Diseases, ciaa939.
  22. Furukawa NW, Brooks JT, Sobel J.; Evidence Supporting Transmission of Severe Acute Respiratory Syndrome Coronavirus 2 While Presymptomatic or Asymptomatic. Emerging Infectious Diseases. July 2020.
  23. Bae SH, Shin H, Koo H-Y, Lee SW, Yang JM, Yon DK. Asymptomatic Transmission of SARS-CoV-2 on Evacuation Flight. Emerg Infect Dis. November 2020.
  24. Arons MM et al. Presymptomatic SARS-CoV-2 Infections and Transmission in a Skilled Nursing Facility. N Engl J Med 2020; 382:2081-2090.
  25. American Conference of Governmental Industrial Hygienists; White Paper on Ventilation for Industrial Settings during the COVID-19 Pandemic. August 2020.
  26. American Industrial Hygiene Association; Reducing the Risk of COVID-19 using Engineering Controls. August 28, 2020.
  27. Jeff Burton; Air Handling in the Era of Corona Virus: Roles Ventilation Can Play in the Control of COVID-19 Transmission in Non-Medical-Care Facilities. May 13, 2020.
  28. ASHRAE; ASHRAE Position Document on Infectious Aerosols. April 14, 2020.
  29. European CDC. Heating, ventilation and air-conditioning systems in the context of COVID-19. June 22, 2020.
  30. Lindsley WG, Blachere FM, Law BF, Beezhold DH, Noti JD. Efficacy of face masks, neck gaiters and face shields for reducing the expulsion of simulated cough-generated aerosols. Health Effects Laboratory Division, National Institute for Occupational Safety and Health, Centers for Disease Control and Prevention, October 7, 2020.
  31. California Department of Fair Housing and Employment; Employment Information COVID-19. Accessed October 15, 2020.
  32. Wiersinga WJ, Rhodes A, Cheng AC, Peacock SJ, Prescott HC. Pathophysiology, Transmission, Diagnosis, and Treatment of Coronavirus Disease 2019 (COVID-19): A Review. JAMA. 2020;324(8):782–793. doi:10.1001/jama.2020.12839.
  33. World Health Organization; What we know about Long-term effects of COVID-19. September 9, 2020.
  34. CDC; People with Certain Medical Conditions. October 6, 2020.
  35. CDC; Evidence used to update the list of underlying medical conditions that increase a person’s risk of severe illness from COVID-19. October 6, 2020.
  36. CDC; Interim Guidance for Rapid Antigen Testing for SARS-CoV-2. Updated September 4, 2020. Accessed on October 15, 2020.
  37. Hiroshi Nishiura, Hitoshi Oshitani, Tetsuro Kobayashi, Tomoya Saito, Tomimasa Sunagawa, Tamano Matsui, Takaji Wakita. MHLW COVID-19 Response Team, Motoi Suzuki. Closed environments facilitate secondary transmission of coronavirus disease 2019 (COVID-19).
  38. CDC; Considerations for Restaurants and Bars. September 6, 2020.
  39. CDC; Hand Hygiene Recommendations, Updated May 17, 2020; Accessed on October 15, 2020 and November 6, 2020.
  40. CDC; Cleaning and Disinfection for Non-emergency Transport Vehicles; Updated April 14, 2020. Accessed on October 15, 2020.
  41. Employment Development Department (EDD); Table 2A: Third Quarter Payroll and Number of Businesses by Size Category, Third Quarter 2019.
  42. California Department of Finance (DOF); Finance Bulletin September 2020.
  43. EDD; Occupational Employment (May 2019) & Wage (2020 1st Quarter) Data, released June 2020.(State of California 2020 1st Quarter).
  44. DOF; “Total Estimated and Projected Population of California by Age: July 1, 2010 to July 1, 2060 in 1-year Increments.”
  45. CDPH; Face Covering Guidance issued on June 18, 2020.
  46. CDPH; Statewide Public Health Officer Order, Aug. 28, 2020.
  47. Department of Workers’ Compensation; COVID By Industry, data provided Oct. 1, 2020.
  48. EDD; Quarterly Census of Employment and Wages, California – Statewide, 2020 – First Quarter, accessed 10/13/20.
  49. Gavin Newsom, Governor of California; Executive Order N-25-20; March 12, 2020.
  50. Gavin Newsom, Governor of California; Executive Order N-40-20; March 30, 2020.
  51. Gavin Newsom, Governor of California; Executive Order N-66-20; May 29, 2020.
  52. Gavin Newsom, Governor of California; Executive Order N-71-20; June 30, 2020.
  53. EDD; Industry Employment Projections, Published March 2020.
  54. CDPH, “Responding to COVID-19 in the Workplace for Employers,” released June 16, 2020, revised September 18, 2020.
  55. Housing and Community Development (HCD); query tool; HCD data based on query made, accessed 9/30/2020.
  56. The Californian. COVID-19 rips through California motel rooms of guest workers who pick nation’s produce, dated August 26, 2020. Accessed on November 6, 2020.
  57. VC Star. Farmworker housing coronavirus outbreak: 188 test positive for COVID-19, dated July 4, 2020. Accessed on November 6, 2020.
  58. California Department of Food and Agriculture, et al. Housing for the Harvest – Program Overview, dated July 29, 2020. Accessed on November 6, 2020.
  59. Occupational Safety and Health Administration (OSHA); Additional Considerations for Workers Who Reside in Communal Living Arrangements. Accessed on November 6, 2020.
  60. CDC; COVID-19 Guidance for Shared or Congregate Housing, Updated Aug. 22, 2020. Accessed on November 6, 2020.
  61. CDC; Agriculture Workers and Employers. November 10, 2020.
  62. CDC; How COVID-19 Spreads, Updated October 28, 2020. Accessed on November 6, 2020.
  63. United States Environmental Protection Agency. Ventilation and Coronavirus (COVID-19). Accessed on November 6, 2020.
  64. CDC; COVID-19 Employer Information for Office Buildings, Updated October 29, 2020. Accessed on November 6, 2020.
  65. OSHA; Publication: COVID-19 Guidance on Ventilation in the Workplace. Accessed on November 6, 2020.
  66. CDC; CDC Newsroom Release: CDC calls on Americans to wear masks to prevent COVID-19 spread, dated July 14, 2020. Accessed on November 6, 2020.
  67. CDC; Protect Yourself When Using Transportation, Updated October 21, 2020. Accessed on November 6, 2020.
  68. CDC; COVID-19 Considerations for Cleaner Air Shelters and Cleaner Air Spaces to Protect the Public from Wildfire Smoke, Updated May 1, 2020. Accessed on November 6, 2020.
  69. CDPH; Employer Questions about AB 685, California’s New COVID-19 Law; dated October 16, 2020. Accessed on November 6, 2020.
  70. CDC; Employer Information for Heat Stress Prevention during the COVID-19 Pandemic, Updated August 26, 2020; Accessed on November 6, 2020.
  71. CDC; Living in Shared Housing, Updated October 28, 2020. Accessed on November 6, 2020.
  1. State of California, Vaccination progress data, https://covid19.ca.gov/vaccination-progress-data/, accessed April 25, 2021.
  2. CDPH, COVID-19 Outbreaks (January 1, 2021 - April 5, 2021), updated April 12, 2021, and its key COVID-19 Outbreaks Data Dictionary, both available at https://data.chhs.ca.gov/dataset/covid-19-outbreak-data , accessed April 25, 2021.
  3. Gavin Newsom, Governor of California; Executive Order N-84-20; December 14, 2020. https://www.gov.ca.gov/wp-content/uploads/2020/12/12.14.20-EO-N-84-20-COVID-19.pdf
  4. Cal/OSHA Stakeholder Meeting, COVID-19 Prevention Emergency Temporary Standards, December 18, 2020. (Agenda and DVD audio recording).
  5. Cal/OSHA Advisory Committee Meetings, COVID-19 Prevention, February 11, 12 & 16, 2021. (Agenda https://www.dir.ca.gov/dosh/DoshReg/covid-19-emergency-standards/Agenda-2021-Feb-11,12,16.pdf, Committee Roster https://www.dir.ca.gov/dosh/DoshReg/covid-19-emergency-standards/Advisory-Committee-Roster-Feb-11-12-16-2021.pdf, and DVD video recording).
  6. CDC; Interim Public Health Recommendations for Fully Vaccinated People, Updated April 2, 2021. Accessed on April 26, 2021. https://www.cdc.gov/coronavirus/2019-ncov/vaccines/fully-vaccinated-guidance.html#anchor_1617376520653
  7. CDC; Cleaning and Disinfecting Your Facility, Updated April 5, 2021. Accessed on April 26, 2021. https://www.cdc.gov/coronavirus/2019-ncov/community/disinfecting-building-facility.html
  8. CDC; Ventilation in Buildings, Updated Mar. 23, 2021. Accessed on April 27, 2021. https://www.cdc.gov/coronavirus/2019-ncov/community/ventilation.html
  9. CDPH; COVID-19 Quarantine Guidance, updated December 14, 2020. Accessed on April 27, 2021. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/COVID-19-Quarantine.aspx 
  10. CDC; Interim Guidance on Duration of Isolation and Precautions for Adults with COVID-19, Updated February 13, 2021. Accessed on April 26, 2021 https://www.cdc.gov/coronavirus/2019-ncov/hcp/duration-isolation.html
  11. CDC; COVID-19 Guidance for Shared or Congregate Housing, Updated December 31, 2020. Accessed on April 26, 2021. https://www.cdc.gov/coronavirus/2019-ncov/community/shared-congregate-house/guidance-shared-congregate-housing.html
  12. CDC; Agriculture Workers & Employers, Interim Guidance from CDC and the U.S. Department of Labor, Updated February 2, 2021. Accessed on April 26, 2021. https://www.cdc.gov/coronavirus/2019-ncov/community/guidance-agricultural-workers.html#anchor_1590853438023
  13. CDC; Choosing Safer Activities, Updated April 27, 2021. Accessed on April 27, 2021.https://www.cdc.gov/coronavirus/2019-ncov/daily-life-coping/participate-in-activities.html
  14. CDPH; Interim guidance for Ventilation, Filtration, and Air Quality in Indoor Environments, Updated February 26, 2021. Accessed on April 26, 2021.https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/Interim-Guidance-for-Ventilation-Filtration-and-Air-Quality-in-Indoor-Environments.aspx
  15. Scott E. Bokemper, Maria Cucciniello, Tiziano Rotesi, Paolo Pin, Amyn A. Malik, Kathryn Willebrand, Elliott E. Paintsil, Saad B. Omer, Gregory A. Huber, and Alessia Melegaro. Beliefs about Mask Efficacy and the Effect of Social Norms on Mask Wearing Intentions for COVID-19 Risk Reduction. March 9, 2021 preprint. https://doi.org/10.1101/2021.03.02.21252722
  16. North Carolina Department of Health and Human Services (NCDHHS); The effectiveness of face masks to prevent SARS CoV-2 transmission: A summary of the peer-review science. Accessed on May 20, 2021. https://covid19.ncdhhs.gov/media/674/download
  17. CDPH; Beyond the Blueprint for Industry and Business Sectors – Effective June 15, May 21, 2020. Accessed on May 25, 2021. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/Beyond-Blueprint-Framework.aspx
  18. CDPH; Beyond the Blueprint Questions & Answers, May 21, 2021. Accessed on May 25, 2021. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/Beyond-Blueprint-QA.aspx
  19. CDC; Interim Clinical Considerations for Use of COVID-19 Vaccines Currently Authorized in the United States; updated May 14, 2021; accessed June 9, 2021.https://www.cdc.gov/vaccines/covid-19/clinical-considerations/covid-19-vaccines-us.html?CDC_AA_refVal=https%3A%2F%2Fwww.cdc.gov%2Fvaccines%2Fcovid-19%2Finfo-by-product%2Fclinical-considerations.html#people-vaccinated-outside-us
  20. CDPH; letter from Tomas Aragon, MD, DrPH, Director and State Health Officer, CDPH, to OSHSB members; sent on June 7, 2021. https://www.dir.ca.gov/oshsb/documents/CDPH-Letter.pdf
  21. CDPH; Guidance for the Use of Face Coverings; updated June 9, 2021. Accessed June 9, 2021. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/guidance-for-face-coverings.aspx
  22. CDC; When You’ve Been Fully Vaccinated; updated May 16, 2021; accessed June 9, 2021. https://www.cdc.gov/coronavirus/2019-ncov/vaccines/fully-vaccinated.html#vaccinated
  23. CDPH; Guidance for the Use of Masks, California, USA; slides presented to the members of the Occupational Safety and Health Standards Board by Tomás J. Aragón, MD, DrPH, State Public Health Officer and Director, California Department of Public Health; June 9, 2021. https://www.dir.ca.gov/oshsb/documents/CDPH-Presentation-Slides.pdf
  1. Scott E. Bokemper, Maria Cucciniello, Tiziano Rotesi, Paolo Pin, Amyn A. Malik, Kathryn Willebrand, Elliott E. Paintsil, Saad B. Omer, Gregory A. Huber, and Alessia Melegaro. Experimental evidence that changing beliefs about mask efficacy and social norms increase mask wearing for COVID-19 risk reduction: Results from the United States and Italy. Published online October 11, 2021. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC8504748/
  2. CDC; Ending Isolation and Precautions for People with COVID-19: Interim Guidance, Updated September 14, 2021. Accessed on November 5, 2021. https://www.cdc.gov/coronavirus/2019-ncov/hcp/duration-isolation.html
  3. CDC; Interim Public Health Recommendations for Fully Vaccinated People, Updated October 15, 2021. Accessed on November 4, 2021. https://www.cdc.gov/coronavirus/2019-ncov/vaccines/fully-vaccinated-guidance.html#anchor_1617376520653
  4. State of California. Help for agricultural workers. “Housing for the Harvest,” updated Sept 23, 2021; accessed November 5, 2021. https://covid19.ca.gov/housing-for-agricultural-workers/
  5. State of California. Vaccination progress data. “Overview of vaccine administration,” updated November 4, 2021; accessed November 5, 2021. https://covid19.ca.gov/vaccination-progress-data/#overview
  6. State of California. Tracking COVID-19 in California. “Today’s Update,” updated November 5, 2021; accessed November 5, 2021. https://covid19.ca.gov/state-dashboard/
  7. Yea-Hung Chen, Maria Glymour, Alicia Riley, John Balmes, Kate Duchowny, Robert Harrison, Ellicott Matthay, Kirsten Bibbins-Domingo (June 2021). Excess mortality associated with the COVID-19 pandemic among Californians 18-65 years of age, by occupational sector and occupation: March through November 2020. PLoS One. 2021 Jun 4;16(6); accessed November 5, 2021. https://pubmed.ncbi.nlm.nih.gov/34086762/
  8. Health Impact Partners. California Local Health Department Actions for Worker Health and Safety During COVID-19 (April 2021); accessed November 5, 2021. https://humanimpact.org/hipprojects/california-local-health-department-actions-for-worker-health-and-safety-during-covid-19/
  9. Legislative Analyst’s Office (LAO). COVID-19 and the Labor Market: Who are California’s Frontline and Remote Workers? Dec 8, 2020. https://lao.ca.gov/LAOEconTax/article/Detail/593. (pp. 7-8 of full report)
  10. State of California. Open Data Portal. DOSH COVID-19. COVID-19 data reported to the Division of Occupational Safety and Health, Data and Resources for the period January to Sept 2021, updated November 5, 2021; accessed November 5, 2021. https://data.ca.gov/dataset/dosh-covid-19/resource/465980a9-fdd2-4328-9924-6c2a565f41e1
  11. State of California. Vaccination progress data. “Vaccination progress by group (using race and ethnicity),” updated November 5, 2021; accessed November 5, 2021. https://covid19.ca.gov/vaccination-progress-data/#progress-by-group
  12. State of California. Vaccination progress data. “Vaccination progress by group (using vaccine equity metric),” updated November 5, 2021; accessed November 5, 2021. https://covid19.ca.gov/vaccination-progress-data/#progress-by-group
  13. CDPH. Office of Communications. State Official Announce Latest COVID-19 Facts, updated November 5, 2021 (data from October 11, 2021 to October 17, 2021); accessed November 5, 2021. https://www.cdph.ca.gov/Programs/OPA/Pages/NR21-322.aspx
  14. Baisheng Li, et al. (July 23, 2021). Viral infection and transmission in a large, well-traced outbreak caused by the SARS-CoV-2 Delta variant. medRxiv. Accessed November 5, 2021. https://www.medrxiv.org/content/10.1101/2021.07.07.21260122v2.full
  15. David N. Fisman and Ashleigh R. Tuite 1. (August 4, 2021). Progressive Increase in Virulence of Novel SARS-CoV-2 Variants in Ontario, Canada. Accessed November 5, 2021. https://www.medrxiv.org/content/10.1101/2021.07.05.21260050v3
  16. CDPH. Guidance for the Use of Face Coverings issued on July 28, 2021, accessed at: https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/guidance-for-face-coverings.aspx
  17. CDPH. Beyond the Blueprint issued on June 11, 2021. Accessed December 6, 2021. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/Order-of-the-State-Public-Health-Officer-Beyond-Blueprint.aspx
  18. CDPH. Guidance on Isolation and Quarantine for COVID-19 Contact Tracing issued on October 22, 2021. Accessed December 6, 2021. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/Guidance-on-Isolation-and-Quarantine-for-COVID-19-Contact-Tracing.aspx
  19. CDPH; Interim guidance for Ventilation, Filtration, and Air Quality in Indoor Environments, Updated Oct.7, 2021. Accessed at https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/Interim-Guidance-for-Ventilation-Filtration-and-Air-Quality-in-Indoor-Environments.aspx
  1. CDPH. Tracking COVID-19 in California. “Today’s Update,” updated February 8, 2022; accessed February 8, 2022. https://covid19.ca.gov/state-dashboard/
  2. Gavin Newsom, Governor of California; Executive Order N-23-21; December 16, 2021. https://www.gov.ca.gov/wp-content/uploads/2021/12/12.16.21-ETS-Readoption-and-Shareholder-Meeting-EO.pdf
  3. California Health and Human Services (CHHS). COVID-19 Cases Deaths Tests Data Dictionary, updated March 20, 2021; accessed February 10, 2022. https://data.chhs.ca.gov/dataset/f333528b-4d38-4814-bebb-12db1f10f535/resource/e6667716-5ec6-499f-aeab-0e085020135a/download/covid-19_cases_deaths_tests_data_dictionary.xlsx
  4. CDPH. “COVID-19 Outbreaks January 1, 2021 to January 31, 2022,” updated February 4, 2022; accessed February 8, 2022. https://data.chhs.ca.gov/dataset/covid-19-outbreak-data
  5. CDPH. Tracking Variants, dated February 3, 2022; accessed February 7, 2022. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/COVID-Variants.aspx
  6. Iuliano AD, Brunkard JM, Boehmer TK, et al. Trends in Disease Severity and Health Care Utilization During the Early Omicron Variant Period Compared with Previous SARS-CoV-2 High Transmission Periods — United States, December 2020–January 2022. MMWR Morb Mortal Wkly Rep 2022;71:146–152. DOI: http://dx.doi.org/10.15585/mmwr.mm7104e4
  7. Andrejko KL et al. Effectiveness of Face Mask or Respirator Use in Indoor Public Settings for Prevention of SARS-CoV-2 Infection — California, February–December 2021. MMWR Morb Mortal Wkly Rep 2022;71:212–216. DOI: http://dx.doi.org/10.15585/mmwr.mm7106e1
  8. CDPH. Guidance for the Use of Face Masks, updated February 28, 2022. Accessed on March 19, 2022. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/guidance-for-face-coverings.aspx
  9. Gavin Newsom, Governor of California; Executive Order N-5-22; February 28, 2022. https://www.gov.ca.gov/wp-content/uploads/2022/02/2.28.22-ETS-EO.pdf
  10. CDPH. Guidance for Local Health Jurisdictions on Isolation and Quarantine of the General Public, updated March 3, 2022. Accessed on March 19, 2022. https://www.cdph.ca.gov/Programs/CID/DCDC/Pages/COVID-19/Guidance-on-Isolation-and-Quarantine-for-COVID-19-Contact-Tracing.aspx

 

Contact the OSHSB Public Records Officer to request any Documents Relied Upon.

May 2022