US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDSUBCHAPTER i: SOLID WASTE AND SPECIAL WASTE HAULINGPart 817 — REQUIREMENTS FOR NEW STEEL AND FOUNDRY INDUSTRY WASTES LANDFILLSSubpart D817.40335 Ill. Adm. Code 817.403Design PeriodYear: 2026Length: 24 wordsOfficial source Section 817 Section 817.403 Design Period The design period for low risk waste disposal units shall be the estimated operating life plus 20 years.Previous35 Ill. Adm. Code 817.402Next35 Ill. Adm. Code 817.404