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In Eagle, Perpetual Bonds should be set up the same way as long-dated corporate or government debt. Key fields are noted below.
Processing Security Type (3931) =
DBIBFD (Interest Bearing Debt Instrument)Amortization Accretion Rule Type (12008): this can be used to specify an amortization rule specifically for Perpetual Bonds at a level above an individual security, but below Processing Security Type
Refer to Applying Amortization Rules Methodology and Amortization & Accretion Rules Panel Options for additional information
Payment Frequency (472): stated coupon frequency
Maturity Date (38): set far out in the future, such as 2099
The day and month should align with the coupon schedule (if coupons are paid semiannually on April 1st and October 1st, Maturity Date should be 4/1/2099 or 10/1/2099)