bceb2d6f__Names_Supporting_Organization__Implementation_Guideline
[0] IG J [IPC Comments] IPC does not support the warehousing of TLD strings and supports a timeframe after applicant grant by which the TLD string must be operational. [Implementation Guideline] 
An applicant granted a TLD string must use it within a fixed timeframe which will be specified in the application process.
PART ONE -- POLICY DEVELOPMENT PROCESS | Generic Names Supporting Organization
Implementation Guideline