<?xml version="1.0" encoding="utf-8"?>
<ManualTopic ID="/baanerp/tf/onlinemanual/000066" xml:lang="en">
   <Header>
      <Title>History Retention Rules</Title>
      <Keyword type="header" order="d1e1982399">
         <Level1>Summary History</Level1>
      </Keyword>
      <Keyword type="header" order="d1e1982402">
         <Level1>Asset History</Level1>
      </Keyword>
      <Keyword type="header" order="d1e1982405">
         <Level1>Transaction History</Level1>
      </Keyword>
   </Header>
   <GeneralSection>
      <Paragraph>History retention rules
		determine how long ERP Enterprise retains historical asset data for each company.</Paragraph>
      <Paragraph>When you run the <GUIRef href="/baanerp/tf/fam/tffam8205m000" role="session">Period End (tffam8205m000)</GUIRef> session, ERP Enterprise purges summary information older than
		the number of years you specify. You must set the years of summary history rule
		to a value greater than zero, or ERP Enterprise will purge all information, except the
		current period's information.</Paragraph>
      <Paragraph>The periods of asset
		history rule specifies the number of accounting periods for which you want to
		retain an asset after you have disposed it. When you run the <GUIRef href="/baanerp/tf/fam/tffam8205m000" role="session">Period End (tffam8205m000)</GUIRef> session and the <GUIRef href="/baanerp/tf/fam/tffam8208m000" role="session">Archive/Delete Disposed Assets (tffam8208m000)</GUIRef> session, ERP Enterprise purges assets that are fully-disposed
		and are older than the number of periods you specify.</Paragraph>
      <Paragraph>The periods of
		transaction history rules specify the number of accounting periods for which
		you want to retain historical data for capitalization, adjustment,
		depreciation, transfer, and disposal transactions. When you run the <GUIRef href="/baanerp/tf/fam/tffam8205m000" role="session">Period End (tffam8205m000)</GUIRef> session and the <GUIRef href="/baanerp/tf/fam/tffam8208m000" role="session">Archive/Delete Disposed Assets (tffam8208m000)</GUIRef> session, ERP Enterprise purges transactions older than the
		number of periods you specify for each type of asset transaction.</Paragraph>
   </GeneralSection>
   <RelatedTopics>
      <SectionTitle>Related topics</SectionTitle>
      <RelTopic>
         <Link href="/baanerp/tf/onlinemanual/000155" role="manual">Using Period End</Link>
      </RelTopic>
      <RelTopic>
         <Link href="/baanerp/tf/onlinemanual/000066" role="manual">History Retention Rules</Link>
      </RelTopic>
      <RelTopic>
         <Link href="/baanerp/tf/onlinemanual/000052" role="manual">Defining Depreciation Frequencies</Link>
      </RelTopic>
      <RelTopic>
         <Link href="/baanerp/tf/onlinemanual/000053" role="manual">Using default books</Link>
      </RelTopic>
   </RelatedTopics>
</ManualTopic>