IRRF

AcronymDefinition
IRRFImposto de Renda Retido na Fonte (Payer-retained Income Tax; Brazil)
IRRFIraqi Relief and Reconstruction Fund
IRRFInternational Robot Racing Federation
IRRFIllinois Reference/Resource Families (genetics)
IRRFIntegrated Resource Recovery Facility (composting; Richmond, CA)
IRRFInternational Relief Friendship Foundation