Home Decisions Topic Index 100.00000 – PERB: OPERATION, JURISDICTION, AUTHORITY; OPERATION OF EERA, DILLS (SEERA), HEERAAll subtopics for 100.00000 – PERB: OPERATION, JURISDICTION, AUTHORITY; OPERATION OF EERA, DILLS (SEERA), HEERABack to Decision Search100.01000 – In General100.02000 – Retroactive Application100.03000 – Purpose of the Act