Understand the Amortization/Accretion Security Type

In the Amortization & Accretion Rules panels, you can specify a value for the Amortization/Accretion Security Type (tag 3931) field.

In the field lookup, you can select all established Processing Security Types eligible for amortization and accretion processing from the list.

Processing Security Type Code	Description	Comments

Processing Security Type Code	Description	Comments
DBAMTL	Facility Term Loans
DBDCST	Non Interest Bearing Discount Bond or Note
DBFBAL	Factor Based Debt Instrument Auto Loan
DBFBCC	Factor Based Debt Instrument Credit Card
DBFBFB	Factor Based Debt Instrument
DBFBIO	Interest Only Factor Based Debt Instrument
DBFBPO	Principal Only Factor Based Debt Instrument
DBFLTP	Inflation Linked Debt Instrument
DBIBFD	Interest Bearing Debt Instrument
DBIBMA	Interest Bearing at Maturity
DBIBMU	Interest Bearing Municipal
DBIBPK	Interest Bearing Debt PIK
DBIBSB	Buy Sellback & Sell Buyback	Amortization process does not apply
DBIBST	Interest Bearing Short Term
DBIBTL	Contract Term Loans
DBIVIV	Inverse Floating Debt Instrument	Replaced by Inverse Floating coupon type
DBMFDD	Fund of Funds – Daily Distribution
DBMLML	Mortgage Loans
DBSTST	STIF
DBTATA	TBA
EQCSPF	Preferred Stock
EQEQMF	Mutual Fund
OPIRCA	Interest Rate Option Caps
OPIRCO	Interest Rate Option Collars
OPIRFL	Interest Rate Option Floors