# 89 Ill. Adm. Code 160.85: Section 160.85 Diligent Efforts to Serve Process

> Illinois · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_85

## Section

- **Citation:** 89 Ill. Adm. Code 160.85
- **Heading:** Section 160.85 Diligent Efforts to Serve Process
- **Jurisdiction:** Illinois
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Illinois Administrative Code / Title 89 SOCIAL SERVICES / CHAPTER I: DEPARTMENT OF HEALTHCARE AND FAMILY SERVICES / Part 160 CHILD SUPPORT SERVICES / Section 160.85 Diligent Efforts to Serve Process

## Text

Section 160
Section 160.85  Diligent
Efforts to Serve Process
The Department shall make
diligent efforts to serve process upon a responsible relative when necessary to
establish, modify or enforce support under Sections 160.60, 160.65 and 160.70,
as follows:
a)         The Department shall obtain information concerning:
1)         the responsible relative's whereabouts, including without
limitation:
A)        the relative's home address;
B)        the address of the relative's employer;
C)        the addresses of family and friends who might know of the
relative's whereabouts; or
D)        places frequented by the relative; and
2)         the responsible relative's identification, including without
limitation:
A)        the relative's Social Security Number; or
B)        the relative's physical description;
b)         The Department shall furnish such information to the Sheriff
or other process server; and
c)         When sufficient whereabouts and identification information for
service continue to exist, the Department shall cause an alias summons to
issue:
1)         as soon as practicable after the first "not found"
return; and
2)         anytime new information is obtained; and
3)         six months after each "not found" return, until
service is effected.

## Nearby sections

- [89 Ill. Adm. Code 160.70 Section 160.70  Enforcement of Support Orders](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_70.md)
- [89 Ill. Adm. Code 160.71 Section 160.71  Credit for Payments Made Directly to the Title IV-D Client](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_71.md)
- [89 Ill. Adm. Code 160.75 Section 160.75  Withholding of Income to Secure Payment of Support](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_75.md)
- [89 Ill. Adm. Code 160.77 Section 160.77  Certifying Past-Due Support Information or Failure to Comply with a Subpoena or Warrant to State Licensing Agencies (Repealed)](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_77.md)
- [89 Ill. Adm. Code 160.80 Section 160.80  Amnesty – 20% Charge (Repealed)](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_80.md)
- [89 Ill. Adm. Code 160.85 Section 160.85  Diligent Efforts to Serve Process](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_85.md)
- [89 Ill. Adm. Code 160.88 Section 160.88  State Case Registry](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_88.md)
- [89 Ill. Adm. Code 160.89 Section 160.89  Interest](https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_89.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/STATE_IL_IAC_T89_P160_S160_85. Check the current official text before relying on it. Not legal advice.