As per the amended provisions all units making payment of total duties of excise through (Cenvat Credit + Cash) are required to submit the following declarations:

1.            FORM ER-4 - ANNUAL FINANCIAL INFORMATION STATEMENT

Rule 12(2)(a) of the Central Excise Rules, 2002

Frequency: - Yearly - By 30^th day November of each year

2.            FORM ER-5 - Declaration of Principal Inputs

sub-rule (1) of rule 9A of CENVAT Credit Rules, 2004

Frequency: - Yearly - By 30^th day of April - Each year .

3.            FORM ER-6 - Details of receipt and consumption of principal inputs and finished excisable goods:

sub-rule (3) of rule 9A of CENVAT Credit Rules, 2004

Frequency: - Monthly - By 10^th day of Each month.

4.            FORM ER-7 - Annual Installed Capacity Statement

Vide Central Excise - Notification No. 38/2008-CE(NT)dated -29-09-2008 [Central Excise Rules, 2002, in rule 12(2A)]  

Frequency: - Yearly - By 30^th day of April - Each year (By 31^st October 2008 for the year 2007-08)

Form for filing ER-7 declaration: Central Excise - Notification No. 39/2008-CE(NT)dated -29-09-2008

Declaration obligations for excise-paying units require specified ER form filings on annual and monthly schedules. Units paying total excise duty through Cenvat Credit and cash must submit mandatory declarations: annual financial information (Form ER-4), annual declaration of principal inputs (Form ER-5), monthly details of receipt and consumption and finished excisable goods (Form ER-6), and an annual installed capacity statement (Form ER-7), each with prescribed filing frequencies and specific due dates under the excise declaration regime.