Iowa Admin. Code agency 21, ch. 45 - PESTICIDES

  1. Division I - (Rule 21-45.1 to 21-45.52)
  2. Division II - (Rule 21-45.53 to 21-45.99)
  3. Division III - CIVIL PENALTIES (Rule 21-45.100 to 21-45.105)

Notes

Iowa Admin. Code agency 21, ch. 45

[Appeared as Ch 9, 1973 IDR]

[Prior to 7/27/88 see Agriculture Department 30-Ch 10]

Chapter rescission date pursuant to Iowa Code section 17A.7: 1/1/31

These rules are intended to implement Iowa Code section 206.23A.

[Filed December 2, 1963; amended May 15, 1964]

[Filed 5/21/76, Notice 12/15/75-published 6/14/76, effective 7/20/76]

[Filed without notice 12/21/76-published 1/12/77, effective 2/17/77]

[Filed 2/17/77, Notice 1/12/77-published 3/9/77, effective 4/14/77]

[Filed 5/25/77, Notice 2/23/77-published 6/15/77, effective 7/20/77]

[Filed 6/10/77, Notice 4/20/77-published 6/29/77, effective 8/4/77]

[Filed 6/26/78, Notice 5/17/78-published 7/26/78, effective 8/30/78]

[Filed 7/23/79, Notice 5/2/79-published 8/8/79, effective 9/12/79]

[Filed 12/7/79, Notice 9/5/79-published 12/26/79, effective 1/30/80]

[Filed emergency 1/30/80-published 2/20/80, effective 1/30/80]

[Filed 3/28/80, Notice 2/20/80-published 4/16/80, effective 5/26/80]

[Filed 4/23/80, Notice 3/19/80-published 5/14/80, effective 6/18/80]

[Filed 9/26/80, Notice 8/20/80-published 10/15/80, effective 11/19/80]

[Filed 1/13/84, Notice 12/7/83-published 2/1/84, effective 3/7/84]DD

[Filed emergency 2/10/84-published 2/29/84, effective 2/10/84]

[Filed emergency 3/9/84-published 3/28/84, effective 3/9/84]

[Filed 4/6/84, Notice 2/29/84-published 4/25/84, effective 5/30/84]

[Filed 5/4/84, Notice 3/28/84-published 5/23/84, effective 6/27/84]

[Filed emergency 6/19/86-published 7/16/86, effective 6/19/86]

[Filed 8/28/86, Notice 7/16/86-published 9/24/86, effective 10/29/86]

[Filed 10/31/86, Notice 6/18/86-published 11/19/86, effective 12/24/86]

[Filed 1/22/88, Notice 11/4/87-published 2/10/88, effective 3/16/88]

[Filed emergency 7/8/88 after Notice 6/1/88-published 7/27/88, effective 7/8/88]

[Filed 8/23/88, Notice 6/29/88-published 9/7/88, effective 10/12/88]

[Filed 10/26/89, Notice 8/23/89-published 11/15/89, effective 12/20/89]DD

[Filed emergency 1/10/90-published 2/7/90, effective 1/10/90]

[Filed emergency 2/15/90 after Notice 1/10/90-published 3/7/90, effective 2/15/90]

[Filed emergency 1/2/91-published 1/23/91, effective 1/2/91]

[Filed emergency 10/8/93-published 10/27/93, effective 10/8/93]

[Filed 4/20/94, Notice 10/27/93-published 5/11/94, effective 6/15/94]

[Filed 7/29/94, Notice 4/13/94-published 8/17/94, effective 9/21/94]

[Filed 9/7/95, Notice 8/2/95-published 9/27/95, effective 11/1/95]DD

[Filed emergency 4/4/08 after Notice 2/27/08-published 4/23/08, effective 4/4/08]

[Filed Emergency After Notice ARC 7572B (Notice ARC 7432B, IAB 12/17/08), IAB 2/11/09, effective 1/22/09]

[Filed Emergency After Notice ARC 7556B (Notice ARC 7339B, IAB 11/19/08), IAB 2/11/09, effective 2/1/09]

[Filed ARC 8704B (Notice ARC 8523B, IAB 2/10/10), IAB 4/21/10, effective 5/26/10]

[Filed ARC 0392C (Notice ARC 0234C, IAB 7/25/12), IAB 10/17/12, effective 11/21/12]

[Filed ARC 1508C (Notice ARC 1452C, IAB 4/30/14), IAB 6/25/14, effective 7/30/14]

[Filed ARC 2881C (Notice ARC 2807C, IAB 11/9/16), IAB 1/4/17, effective 2/8/17]

[Filed ARC 2882C (Notice ARC 2708C, IAB 9/14/16), IAB 1/4/17, effective 2/8/17]

[Filed ARC 3232C (Notice ARC 3091C, IAB 6/7/17), IAB 8/2/17, effective 9/6/17]

[Filed ARC 6783C (Notice ARC 6500C, IAB 9/7/22), IAB 1/11/23, effective 2/15/23]

[Filed ARC 9145C (Notice ARC 8356C, IAB 11/13/24), IAB 4/30/25, effective 1/1/2026]

Two or more ARCs

State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.