The Contracting Officer shall insert the contract clause at 1552.211-74, Work Assignments, in cost-reimbursement type term form contracts when work assignments are used. For Superfund contracts, except for contracts which require annual conflict of interest certificates (e.g., Site Specific contracts, the Contract Laboratory Program (CLP), and Sample Management Office (SMO) contracts), the Contracting Officer shall use the clause with either Alternate I or Alternate II. Alternate I shall be used for contractors who have at least 3 years of records that may be searched for certification purposes. Alternate II shall be used for contractors who do not have at least three years of records that may be searched.