Form OP-383 2026

1. Click ‘Get Form’ to open Form OP-383 in the editor.
2. Begin by entering the 'Period ending' date and 'Due date' in the specified fields. Ensure you use blue or black ink for clarity.
3. Fill in your Connecticut tax registration number, taxpayer name, and address details accurately to avoid any processing issues.
4. Indicate if this is an amended return or if you are no longer required to collect the surcharge by checking the appropriate boxes.
5. Complete Lines 1 through 10 by entering amounts from Schedule A as instructed. Make sure to round off cents to whole dollars.
6. Sign and date the declaration section at the bottom of the form, confirming that all information provided is true and complete.

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