Lexington County and Richland County, South Carolina

Irmo websites for Lexington and Richland County trades

Irmo asks renewing businesses to email last year's Schedule C or P&L as proof of income.

Proof of income

Irmo spans Lexington and Richland Counties, just northwest of Columbia. New licenses and renewals are online, with separate applications for businesses moving into town and for out-of-town businesses, meaning any company with an address or physical location outside Irmo's limits.

Renewals go through the town's renewal portal, and you email proof of income: the Schedule C from your tax return or a profit and loss statement for the previous fiscal year. A fee calculator gives an estimate; above $1 million in revenue, use the town's services portal. Email Business Licensing & Zoning for your portal access code.

Contractors should know the permit rules. A town zoning permit is required for new construction, additions, structural changes, garages, sheds, decks, driveways, fences, pools and solar panels, and no clearing or grading may start without a zoning permit and county stormwater review. New businesses in existing buildings need a Change of Occupancy Permit, and home businesses a Home Occupation Permit.

The town's third-party partner, CC&I, issues building permits and certificates of occupancy for every property in town, whichever county it's in, and unpermitted work can raise fees. For 2026-2027, Class 1 was $35 on the first $2,000 plus $0.90 per $1,000. Town Hall is at 7300 Woodrow Street, (803) 781-7050.

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Irmo, Lexington and Richland Counties

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Lake Murray storms

Lake Murray storms bring tree, fence and roof calls around Irmo. We'll post your emergency hours.

Irmo business license

From the Town of Irmo licensing page and the state renewal center.

Renewals
Email a Schedule C or P&L as proof of income. Town of Irmo
Permits
Town zoning permit for fences, decks, pools and solar. Town of Irmo

Irmo questions

Which counties is Irmo in?

Lexington and Richland Counties.

What proof of income does Irmo want?

A Schedule C or a P&L for the previous fiscal year.

Do fences need a permit?

Yes, a town zoning permit.

Who issues building permits?

CC&I, the town's third-party permitting service.

Nearby South Carolina pages

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