Form 8-K - Current report:
SEC Accession No. 0001104659-22-117103
Filing Date
2022-11-10
Accepted
2022-11-10 16:01:46
Documents
13
Period of Report
2022-11-07
Items
Item 5.03: Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year
Item 9.01: Financial Statements and Exhibits

Document Format Files

Seq Description Document Type Size
1 FORM 8-K tm2230212d1_8k.htm   iXBRL 8-K 28091
2 EXHIBIT 3.1 tm2230212d1_ex3-1.htm EX-3.1 265259
  Complete submission text file 0001104659-22-117103.txt   521306

Data Files

Seq Description Document Type Size
3 XBRL TAXONOMY EXTENSION SCHEMA ttek-20221107.xsd EX-101.SCH 3036
4 XBRL TAXONOMY EXTENSION LABEL LINKBASE ttek-20221107_lab.xml EX-101.LAB 34476
5 XBRL TAXONOMY EXTENSION PRESENTATION LINKBASE ttek-20221107_pre.xml EX-101.PRE 22597
7 EXTRACTED XBRL INSTANCE DOCUMENT tm2230212d1_8k_htm.xml XML 3591
Mailing Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107
Business Address 3475 EAST FOOTHILL BOULEVARD PASADENA CA 91107 6263514664
TETRA TECH INC (Filer) CIK: 0000831641 (see all company filings)

EIN.: 954148514 | State of Incorp.: DE | Fiscal Year End: 1002
Type: 8-K | Act: 34 | File No.: 000-19655 | Film No.: 221376907
SIC: 8711 Services-Engineering Services