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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001692115-21-000008
Filing Date
2021-02-25
Accepted
2021-02-25 16:57:28
Documents
122
Period of Report
2020-12-31

Document Format Files

Seq Description Document Type Size
1 10-K swx-20201231.htm   iXBRL 10-K 926097
2 EXHIBIT 13.01 swx-20201231_d2.htm   iXBRL EX-13.01 3993082
3 EXHIBIT 21.01 swx123120ex2101.htm EX-21.01 15434
4 EXHIBIT 23.01 swx123120ex2301.htm EX-23.01 2305
5 EXHIBIT 23.02 swx123120ex2302.htm EX-23.02 2103
6 EXHIBIT 31.01 swx123120ex3101.htm EX-31.01 25912
7 EXHIBIT 31.02 swx123120ex3102.htm EX-31.02 33602
8 EXHIBIT 32.01 swx123120ex3201.htm EX-32.01 9211
9 EXHIBIT 32.02 swx123120ex3202.htm EX-32.02 14730
  Complete submission text file 0001692115-21-000008.txt   21303318

Data Files

Seq Description Document Type Size
10 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT swx-20201231.xsd EX-101.SCH 110672
11 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT swx-20201231_cal.xml EX-101.CAL 192379
12 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT swx-20201231_def.xml EX-101.DEF 752368
13 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT swx-20201231_lab.xml EX-101.LAB 1220884
14 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT swx-20201231_pre.xml EX-101.PRE 883845
15 EXTRACTED XBRL INSTANCE DOCUMENT swx-20201231_htm.xml XML 4975155
Mailing Address 8360 S. DURANGO DRIVE PO BOX 98510 LAS VEGAS NV 89113
Business Address 8360 S. DURANGO DRIVE PO BOX 98510 LAS VEGAS NV 89113 7028767237
SOUTHWEST GAS CORP (Filer) CIK: 0000092416 (see all company filings)

IRS No.: 880085720 | State of Incorp.: CA | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-07850 | Film No.: 21681298
SIC: 4923 Natural Gas Transmisison & Distribution
Office of Energy & Transportation

Mailing Address C/O SOUTHWEST GAS CORPORATION 8360 S. DURANGO DRIVE LAS VEGAS NV 89113
Business Address C/O SOUTHWEST GAS CORPORATION 8360 S. DURANGO DRIVE LAS VEGAS NV 89113 702-876-7237
Southwest Gas Holdings, Inc. (Filer) CIK: 0001692115 (see all company filings)

IRS No.: 813881866 | State of Incorp.: DE | Fiscal Year End: 1231
Type: 10-K | Act: 34 | File No.: 001-37976 | Film No.: 21681297
SIC: 4923 Natural Gas Transmisison & Distribution
Office of Energy & Transportation