ECCN.DEV by Cancelli

2E903 Category 2E

“Technology”, not specified elsewhere, for the “development” or “production” of 'coating systems' having all of the following: (see List of Items Controlled).

Category 2: Materials Processing

Reasons for control

Country chart

ControlColumn
AT applies to entire entryAT 1
NS applies to entire entryNone
RS applies to entire entryNone

List-based license exceptions

ExceptionAs stated in the entry
TSR N/A IEC: Yes, see § 740.2(a)(22) and § 740.24 of the EAR.

Items

  1. a. Designed to protect ceramic “matrix” “composite” materials specified by ECCN 1C007 from corrosion; and
  2. b. Designed to operate at temperatures exceeding 1,373.15 K (1,100 °C).

Related controls

N/A

Notes

Technical Note: For the purposes of 2E903, 'coating systems' consist of one or more layers (e.g., bond, interlayer, top coat) of material deposited on the substrate.

Source: eCFR, version 2026-08-01, retrieved 2026-08-20T04:04:59+00:00.