Narrative:

There was a possible pilot deviation. I was told aircraft X was climbing to FL310 and ZDV said he climbed through that altitude. Supplemental information from acn 586326: I thought left X was stopped at FL310 and the aircraft was climbing to FL370.

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Original NASA ASRS Text

Title: ZDV CTLR ALERTS ZKC RADAR AND HANDOFF CTLR OF UNCOORD ALT ASSIGNMENT OF ACFT EXITING ZKC INTO ZDV AIRSPACE.

Narrative: THERE WAS A POSSIBLE PLT DEV. I WAS TOLD ACFT X WAS CLBING TO FL310 AND ZDV SAID HE CLBED THROUGH THAT ALT. SUPPLEMENTAL INFO FROM ACN 586326: I THOUGHT L X WAS STOPPED AT FL310 AND THE ACFT WAS CLBING TO FL370.

Data retrieved from NASA's ASRS site as of July 2007 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.