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Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001692115-22-000005
Filing Date
2022-03-01
Accepted
2022-03-01 16:48:28
Documents
134
Period of Report
2021-12-31

Document Format Files

Seq Description Document Type Size
1 10-K swx-20211231.htm   iXBRL 10-K 1032075
2 EXHIBIT 4.25 swx123121ex425.htm EX-4.25 23847
3 EXHIBIT 13.01 swx-20211231_d2.htm   iXBRL EX-13.01 4141379
4 EXHIBIT 21.01 swx123121ex2101.htm EX-21.01 41212
5 EXHIBIT 23.01 swx123121ex2301.htm EX-23.01 2284
6 EXHIBIT 23.02 swx123121ex2302.htm EX-23.02 2095
7 EXHIBIT 31.01 swx123121ex3101.htm EX-31.01 25999
8 EXHIBIT 31.02 swx123121ex3102.htm EX-31.02 33690
9 EXHIBIT 32.01 swx123121ex3201.htm EX-32.01 9219
10 EXHIBIT 32.02 swx123121ex3202.htm EX-32.02 14739
  Complete submission text file 0001692115-22-000005.txt   24178912

Data Files

Seq Description Document Type Size
11 XBRL TAXONOMY EXTENSION SCHEMA DOCUMENT swx-20211231.xsd EX-101.SCH 136665
12 XBRL TAXONOMY EXTENSION CALCULATION LINKBASE DOCUMENT swx-20211231_cal.xml EX-101.CAL 213956
13 XBRL TAXONOMY EXTENSION DEFINITION LINKBASE DOCUMENT swx-20211231_def.xml EX-101.DEF 874038
14 XBRL TAXONOMY EXTENSION LABEL LINKBASE DOCUMENT swx-20211231_lab.xml EX-101.LAB 1398003
15 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE DOCUMENT swx-20211231_pre.xml EX-101.PRE 1103811
128 EXTRACTED XBRL INSTANCE DOCUMENT swx-20211231_htm.xml XML 5503718
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.: 22699019
SIC: 4923 Natural Gas Transmisison & Distribution

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.: 22699018
SIC: 4923 Natural Gas Transmisison & Distribution