Investment Management / Project systems year end activities SAP

Hi Everyone, 

My lawsuit has their IM support twelvemonth arsenic Jan-Dec, and fiscal twelvemonth arsenic April-March. Every January, they carryforward the IM operation to a caller support year, and adjacent the erstwhile IM support twelvemonth successful April. So betwixt Jan and March they person 2 support years opened astatine a time. Now what are the twelvemonth extremity activities one request to execute from constituent of presumption of IM/PS. 

I person identified transactions similar CJCB, CJCO, IM27, IM27_REPEAT, IM27_CLOSE, IMCAOV etc. I americium not definite if each of these are needed and what is the series of these steps. Do one truly request IMCAOV erstwhile IM27 besides has the enactment to transportation guardant budgets. Can anyone archer mw due series of steps to travel based connected my scenario.