ELF (all entities): E-file extension quick chart

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2017 - E-File Extension Quick Chart (All Entities)

Entity 1st EXT Signature Requirements 2nd EXT
5500-US No N/A N/A
1040-US Yes None, unless using Electronic Funds Withdrawal (EFW) N/A
1040-AZ Yes Does not allow use of electronic signature within return
1040-CT Yes  
1040-DC Yes  
1040-KY Yes  
1040-LA Yes Allows use of federal PIN as electronic signature within return
1040-MA Yes Does not allow use of electronic signature within return
1040-MD Yes Does not allow use of electronic signature within return
1040-NC Yes
1040-NJ Yes Allows use of federal PIN as electronic signature within return
1040-NY Yes Form TR-579 must be completed when electronically withdrawing a balance due with the extension. Does not allow use of electronic signature within return.
1040-PA Yes
1040-TN Yes  
1040-TX Yes Taxpayer, officer, or preparer must sign extension. Yes
1120-US Yes N/A N/A
1120-FL Yes None
1120-IA Yes None
1120-LA Yes Signed R-8453C is retained by ERO
1120-MA Yes Form M 8453 C
1120-MD Yes None
1120-MS Yes None
1120-NJ Yes None
1120-NY Yes Yes, Form TR-579.1-CT must be completed when electronically withdrawing a balance due with the extension
1120-NYC Yes None
1120-PA* Yes None (*C Corporations only)
1120-TX Yes Taxpayer, officer, or preparer must sign extension. Yes
1120-UT Yes None
1065-US Yes None, unless using Electronic Funds Withdrawal (EFW) Yes
1065-MA Yes Does not allow use of electronic signature (PIN)
1065-MD Yes Allows use of electronic signature (PIN)
1065-MS Yes Extension Form 83-180
1065-NJ Yes N/A
1065-NY Yes Does not allow use of electronic signature (PIN)
1065-NYC Yes N/A
1065-TX Yes Taxpayer, officer, or preparer must sign extension. Yes
1041-US Yes N/A Yes
1041-CT Yes None
1041-MA Yes* Does not allow use of electronic signature within return

Note: Only if balance due; otherwise MA ELF Ext. will not create.

1041-NY
1041-TX Yes Taxpayer, officer, or preparer must sign extension.
990 Exempt Yes Yes
990 PF Yes None, unless making a payment as an automatic withdrawal
990 NY Yes Form TR-579.1-CT must be completed when electronically withdrawing a balance due with the extension

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