Form NT 10-K - Notification of inability to timely file Form 10-K 405, 10-K, 10-KSB 405, 10-KSB, 10-KT, or 10-KT405:
SEC Accession No. 0000897101-18-000343
Filing Date
2018-04-02
Accepted
2018-04-02 16:11:08
Documents
1
Period of Report
2017-12-31
Effectiveness Date
2018-04-02

Document Format Files

Seq Description Document Type Size
1 csi180822_nt10-k.htm NT 10-K 28811
  Complete submission text file 0000897101-18-000343.txt   29834
Mailing Address 10900 RED CIRCLE DRIVE MINNETONKA MN 55343
Business Address 10900 RED CIRCLE DRIVE MINNETONKA MN 55343 9529961674
COMMUNICATIONS SYSTEMS INC (Filer) CIK: 0000022701 (see all company filings)

EIN.: 410957999 | State of Incorp.: MN | Fiscal Year End: 1231
Type: NT 10-K | Act: 34 | File No.: 001-31588 | Film No.: 18728971
SIC: 3661 Telephone & Telegraph Apparatus