US SEC Form Types

The list of form-types that can be submitted to the US SEC through the platform are provided below. Any form which is not covered here, IRIS will try to get in the platform.
10-Q S-8 SC 14N 40-8B25 F-8 POS
10-Q/A S-8 POS SC 14N/A 40-6B 1-E AD
10-K DEF 14A SC 14N-S 40-6B/A 1-E AD/A
10-K/A DEF 14C SC 14N-S/A 40-8F-2 497H2
20-F DEFA14A SF-1 40-8F-2/A F-10POS
20-F/A DEFA14C SF-1/A 40-OIP F-4 POS
40-F DEFC14A SF-1MEF 40-OIP/A F-7 POS
40-F/A DEFC14C SF-3 18-12B POS462C
6-K DEFM14A SF-3/A 18-12B/A UNDER
6-K/A DEFM14C SF-3MEF 18-12G UNDER/A
10-QT DEFN14A 424H 18-12G/A S-3DPOS
10-QT/A DEFR14A 424H/A 1-E F-3DPOS
10-KT DEFR14C ABS-EE 1-E/A 487
10-KT/A DFAN14A ABS-EE/A 40-17GCS POS AM
S-1 DFRN14A* 3 40-17GCS/A NT 10-D
S-1/A 485APOS 3/A N-8B-2 NT 10-D/A
S-3 & S-3/A 485BPOS 4 N-8B-2/A NT 15D2
S-4 485BXT 4/A N-8B-3 NT 15D2/A
8-K 497 5 N-8B-3/A SP 15D2
8-K/A 497AD 5/A N-8B-4 SP 15D2/A
NT 10-Q 497J 40-24B2 N-8B-4/A 2-E
NT 10-Q/A 497K 40-24B2/A T-6 2-E/A
NT 10-K PRE 14A 40-APP/A T-6/A N-23C3B/A
NT 10-K/A PRE 14C 40-APP RW N-23C3B
NT 20-F PREC14A 25 AW ARS
NT 20-F/A PREC14C 25/A 40-APP ARS/A
CORRESP PREM14A 8-A12G 40-APP/A 18-K/A
424B1 PREM14C 8-A12G/A 305B2 18-K
424B2 PREN14A N-18F1 305B2/A N-23C-2
424B3 PRER14A N-18F1/A SUPPL N-23C-2/A
424B4 PRER14C T-3 DEL AM N-23C3A
424B5 PRRN14A T-3/A RW WD N-23C3A/A
424B7 PX14A6G 40-33 F-80POS N-23C3C
424B8 PX14A6N 40-33/A AW WD N-23C3C/A