Numeric Codes Used in ILL Request Replies

The table below contains all the number codes used in replies to interlibrary loan requests.

Contact Michelle Rosenberg at or 920-236-5219 ext. 4818 for more information.

1 in use; owned, but currently checked out
2 in process; owned, but not yet processed for patron use
3 lost; cannot be found or long overdue
4 non-circulating or reference only; does not circulate on interlibrary loan
5 not owned
6 on order
7 volume/issue/part not yet available or not yet received
8 being bound or repaired; re-request in 4 weeks
9 lacking; do not own volume/part/issue requested
10 not found on shelves
11 owned, but circulation is restricted; does not circulate on interlibrary loan
12 too fragile or too tightly bound to photocopy
13 cost exceeds the amount that can be paid under borrowing policies
14 cannot fill due to outstanding charges / overdues
15 payment required
16 lacks copyright compliance; must have copyright compliance code - CCL or CCG
17 not found as cited; info not found after searching volume/date/pages/index cited
18 no lending locations found
19 referring to _______ library (insert library name)
20 request does not comply with policies for reason indicated
24 cannot meet deadline date; no time to refer further
27 special message; must specify or explain the reason why the request wasn't filled
28 unable to obtain microfilm from Wisconsin State Historical Society
29 will not refer; sites not accessed on borrower's behalf
30 too new to refer outside of the system
31 in constant demand in all library systems; consider title for purchase to meet local needs
32 reference at all locations; unlikely to be lent by anyone; most sites will copy info
33 request may be returned for further processing
34 requested pages are missing from volume/issue
35 reserved
36 location temporarily inaccessible; cannot access library; retry later
37 no response/reply received from referral location; re-request if patron still wants item
38 referred on OCLC but the request was not filled by any of the libraries
39 no other referral locations; cannot supply item through ILL
40 in high demand; too new or too popular to reserve; consider title for purchase to meet local needs
41 will not lend this audiovisual format
42 genealogical; submit names, cities, towns, counties, etc.
43 cannot locate with citation provided; send photocopy of source to assist us in verification
44 filled; filling request; sending materials
45 not on shelf but put on recall at UW-Madison
46 electronic resource or licensed software; print copy not available for ILL
47 temporarily missing; cannot locate, but hope to locate
48 unable to verify item requested; will try further if patron can provide additional information
49 cannot reserve for you; consider title for purchase to meet local needs
50 referral location not accessible
51 only lends to others on a reciprocal basis
52 branch library location, not accessible

Note: reply codes 1-27 are being used to conform with the international standard (ISO) for unfilled replies.
Additional reply codes 28-52 are also used to provide detailed information for borrowers.

Contact Michelle Rosenberg at or 920-236-5219 ext. 4818 for more information.