{"id":"FED-051","kind":"order","level":"federal","jurisdiction":"United States (surface transportation owner/operators)","state":"","metro":"","industry":"","agency":"","eco":"","issuer":"Transportation Security Administration, DHS","authority":"49 U.S.C. § 114; DHS Determination of Jan. 27, 2021; EO 13998; CDC Order of Jan. 29, 2021","instrument":"Security Directive SD 1582/84-21-01A, Security Measures - Mask Requirements","title":"SD 1582/84-21-01A, Security Measures - Mask Requirements (cancels and supersedes SD 1582/84-21-01)","dateIssued":"2021-04-30","effective":"2021-05-12 (\u0027EFFECTIVE DATE May 12, 2021\u0027)","end":"2021-09-13 (\u0027EXPIRATION DATE September 13, 2021\u0027); cancelled and superseded by SD 1582/84-21-01B (FED-052)","startDate":"2021-05-12","endDate":"2021-09-13","quarters":["2021Q2","2021Q3"],"types":["MASK","TRAV","EMP"],"addressees":["same as FED-050"],"clause":"NUMBER SD 1582/84-21-01A... EFFECTIVE DATE May 12, 2021 EXPIRATION DATE September 13, 2021 CANCELS AND SUPERSEDES SD 1582/84-21-01 APPLICABILITY Each owner/operator identified in 49 CFR 1582.1(a); each owner/operator identified in 49 CFR 1584.1 that provides fixed-route service as defined in 49 CFR 1500.3... The requirements in this SD must be applied to all persons in or on one of the conveyances or a transportation facility used by one of the modes identified above, including those already vaccinated.... B. Owner/Operators must require that individuals wear a mask, except as described in Sections D., E., or F.","enforcement":"as for FED-050","functions":["WF","OP","CB","TR"],"notes":"IN FORCE July 1 through September 13, 2021: the surface-transport mask directive governing every commute in the first eleven weeks of 2021Q3, applied \u0027including those already vaccinated\u0027.","sourceUrl":"https://www.tsa.gov/sites/default/files/sd-1582-84-21-01a.pdf","snapshot":"","fileExists":true,"fileBytes":1438722,"grade":"primary","character":"","description":"","collection":"FED-A","url":"/library/FED-051","exhibitUrl":"/exhibit/FED-051","citation":"Transportation Security Administration, DHS, Security Directive SD 1582/84-21-01A, Security Measures - Mask Requirements (Apr. 30, 2021) (Ex. FED-051)","stateName":"","related":["FED-052","FED-050","FED-053","ECO-B-006","SEC-13-GM-004","SEC-13-GM-005","SEC-13-GM-019","SEC-13-GM-101","SEC-13-GM-102","SEC-13-GM-103","SEC-13-GM-111","SEC-13-GM-117"]}