The National Clearance Policy states
“A timeframe of 10 working days is allowed for a clearance to be fully completed. Meaning either approved or denied. If after a 10 day period the CEO of the Governing Body may intervene in the case to resolve any dispute”
This policy can be found at https://playnrl.com/media/2293/national-clearance-and-permits-policy-v23-mar-2016.pdf
Contact the Local League to follow up.