Numeric Codes Used in Interlibrary Loan Request Replies

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.