Research BMFOLIThis is page 2 of the Error Code 026 flowchart for Form 7004.Decision (8) - Are there returns posted to tax modules prior to extension? If No, continue to Process (g).If Yes, continue to Decision (9).Process (g) - Assume this is an initial filing, enter W in Field 01CCC. Continue to end.Decision (9) - Are all prior postings for the same FYM and match the FYM on the extension?If Yes, continue to Process (h).If No, continue to Decision (10).Process (h) - Enter W in Field 01CCC (or change 01TXP to match underprint month in current year if CCC L is present. If this makes the return timely, delete CCC L.) Decision (10) - Are the posted returns for various FYMs? If Yes, continue to Process (i).If No, continue to Decision (11).Process (i) - Correspond for clarification of the accounting period. Note: Don't correspond on disapproved extensions. Follow No Reply instructions. Continue to end.Decision (11) - Are all prior posting for the same FYM that does not match the FYM on the extension and there is a TC 150 posted for the current year? If Yes, continue to Process (j).If No, continue to Decision (12).Process (i) - SSPND 351. Rejects will check for posted TC 460 for current year. If posted, SSPND 480. If not posted, continue with flowchart. Continue to end.Decision (12) - Are all prior posting for the same FYM that does not match the FYM on the extension and there is NO TC 150 posted for the current year? If Yes, continue to Process (k).Process (k) - Change 01TXP to the current year and bring up the underprint month. If this makes the extension late enter L in Field 01CCC and notify the taxpayer.End - This is the end of the flowchart.