Authority: IC 5-15-5.1-5; IC 5-15-5.1-8; IC 5-15-5.1-20

Affected: IC 5-15-5.1

Sec. 5. For records requiring permanent retention, based on an approved retention schedule, the following shall apply:

1. (1) Raw stock microfilm shall meet the requirements of ANSI/AIIM MS23-1998 and be capable of an LE 500-year rating, be polyester based, and include an antihalation dye system to prevent light scattering and fogging.
2. (2) The camera-generated master negative microfilm shall be silver-halide, silver-gelatin, meeting the permanency requirements of ISO 18917.
3. (3) Camera-generated negatives must be processed according to ISO 18917.
4. (4) Residual thiosulfate on the film must be measured using the methylene blue test and meet ANSI/AIIM MS23-1998.
5. (5) The master microfilm record meeting the above criteria shall be stored at a site other than the producing agency's structure, in a fire-proof vault, in accordance with ANSI/PIMA IT9.11-1998.
6. (6) In addition to the master microfilm record, which is a security copy, the agency may provide working copies of the microfilm. These may be on silver, diazo, vesicular, dry silver, or transparent electro-photograph film, on a safety base of cellulose ester or polyester material.
7. (7) "Photography–Determination of residual thiosulfate and other related chemicals in processed photographic materials–Methods using iodine-amylose, methylene blue and silver sulfide", ISO 18917 (First edition 1999-0601) is hereby incorporated by reference. Copies of this publication may be obtained by writing to ISO, Case postale 56, 1211 Geneva 20, Switzerland.
8. (8) "Standard Recommended Practice–Production, Inspection, and Quality Assurance of First Generation, Silver Microforms of Documents", ANSI/AIIM MS23-1998 is hereby incorporated by reference. Copies of this publication may be obtained by writing to AIIM, 1100 Wayne Avenue, Suite 1100, Silver Spring, MD 20910.
9. (9) "Processed Safety Photographic Films–Storage", ANSI/PIMA IT9.11-1998 is hereby incorporated by reference. Copies of this publication may be obtained by writing to ANSI, 11 West 42nd Street, New York, NY 10036.

(Oversight Committee on Public Records; 60 IAC 2-2-5; filed Feb 23, 1987, 11:30 a.m.: 10 IR 1360; filed Dec 19, 1988, 4:45 p.m: 12 IR 1090; readopted filed Dec 2, 2001, 12:20 p.m.: 25 IR 1268; filed Mar 28, 2003, 9:38 a.m.: 26 IR 2606; readopted filed Sep 23, 2010, 2:08 p.m.: 20101020-IR-060100425RFA; readopted filed Nov 21, 2016, 1:21 p.m.: 20161221-IR-060160430RFA; readopted filed Nov 22, 2022, 8:33 a.m.: 20221221-IR-060220307RFA)