# Sign Regulations in Iron Mountain, Michigan

Sign permit rules, size and height limits, setbacks, and ordinance citations for Iron Mountain, Michigan, compiled by PermitPal from the jurisdiction's published municipal code.

- **Jurisdiction:** Iron Mountain, Michigan (MI)
- **Canonical page:** https://permitpal.io/sign-regulations/michigan/iron-mountain
- **Data last verified:** 2025-05-08
- **Source:** [municode municipal code](https://library.municode.com/MI/Iron_Mountain/codes/Code_of_Ordinances?nodeId=PTIICOOR_CH14BU_ARTVISI)

## At a glance

Iron Mountain, Michigan regulates 29 sign types across 6 zoning districts. Freestanding Sign (Business/Service)s in the B-1, O-R zoning district are capped at 8 ft tall and 12 sq ft, with a See general provisions for setback setback (Sec. Sec. 14-251(4)(b), Table 7). Most commercial signs in Iron Mountain require a permit.

## Sign rules by zoning district (6 zones)

| Zoning District | Sign Types Regulated | Max Height | Max Area | Permit Required |
| --- | --- | --- | --- | --- |
| General Regulations For All Zones | 10 | 30 ft (flagpole) | 10% of mounting wall area | — |
| R-1, R-2, R-3 | 7 | 10 ft (max), 7 ft (min) | 300 sq in (2.08 sq ft) | — |
| B-1, O-R | 14 | 30 ft | 75 sq ft | — |
| B-2, O-S | 14 | 30 ft | 150 sq ft | — |
| I-1, I-2 | 11 | 30 ft | 150 sq ft | — |
| CC | 1 | 15 ft (max), 7 ft (min) | 3 sq ft | — |

## Zone-by-zone sign requirements (sample of 3 of 6 zones)

### B-1, O-R

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Construction Sign (Freestanding) | 8 ft | 50 sq ft | — | — | One per project | On construction site | — | Sec. 14-211(3), Table 2 |
| Projecting Nameplate | 15 ft (max), 7 ft (min) | 3 sq ft | — | — | 1 per ground-floor/below-grade use | Per principal ground-floor or below-grade use with access | — | Sec. 14-251(1), Table |
| Freestanding Sign (Business/Service) | 8 ft | 12 sq ft | — | See general provisions for setback | One per lot; two with dual frontage | One per lot; two allowed if lot has two public frontages (one per frontage) | — | Sec. 14-251(4)(b), Table 7 |
| Freestanding Sign (Special Condition, Option 1) | 30 ft | 75 sq ft | — | See general provisions for setback | — | Business district lots with 150' or more frontage | — | Sec. 14-252(7), Special Condition Table 4 |
| Directional Signs | 3 ft | 3 sq ft | — | — | Up to 4 per lot (more with approval) | For public direction, bathrooms, parking, entrances. | — | Sec. 14-251(5) |
| Overhanging Sign | 15 ft (max), 10 ft (min) | 12 sq ft | — | — | One per commercial building | B-1 and B-2 only, when no freestanding sign present; per commercial building | — | Sec. 14-251(2), Table 4 |
| Overhanging Sign (Special Condition) - Option 1 | 10 ft per story | 64 sq ft | — | — | One per commercial building | B-1, B-2; By planning commission approval | — | Sec. 14-252(12), Table 5 |
| Sandwich Board Sign | 3 ft (folded flat) | 6 sq ft | — | — | See restriction | On private or public property in B-1, B-2 only; must be within 36" of building face and 10' of entrance; not to obstruct traffic or ADA routes | — | Sec. 14-251(6) |

### B-2, O-S

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Construction Sign (Freestanding) | 8 ft | 50 sq ft | — | — | One per project | On construction site | — | Sec. 14-211(3), Table 2 |
| Projecting Nameplate | 15 ft (max), 7 ft (min) | 3 sq ft | — | — | 1 per ground-floor/below-grade use | Per principal ground-floor or below-grade use with access | — | Sec. 14-251(1), Table |
| Freestanding Sign (Business/Service) | 10 ft | 30 sq ft | — | See general provisions for setback | One per lot; two with dual frontage | One per lot; two allowed if lot has two public frontages (one per frontage) | — | Sec. 14-251(4)(b), Table 7 |
| Freestanding Sign (Special Condition, Option 1) | 30 ft | 150 sq ft | — | See general provisions for setback | — | Business district lots with 150' or more frontage | — | Sec. 14-252(7), Special Condition Table 4 |
| Directional Signs | 3 ft | 3 sq ft | — | — | Up to 4 per lot (more with approval) | For public direction, bathrooms, parking, entrances. | — | Sec. 14-251(5) |
| Overhanging Sign | 15 ft (max), 10 ft (min) | 12 sq ft | — | — | One per commercial building | B-1 and B-2 only, when no freestanding sign present; per commercial building | — | Sec. 14-251(2), Table 4 |
| Overhanging Sign (Special Condition) - Option 1 | 10 ft per story | 64 sq ft | — | — | One per commercial building | B-1, B-2; By planning commission approval | — | Sec. 14-252(12), Table 5 |
| Sandwich Board Sign | 3 ft (folded flat) | 6 sq ft | — | — | See restriction | On private or public property in B-1, B-2 only; must be within 36" of building face and 10' of entrance; not to obstruct traffic or ADA routes | — | Sec. 14-251(6) |

### I-1, I-2

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Real Estate Sign (Freestanding) | 8 ft | 32 sq ft | — | — | — | On property for sale, lease, or rent. | — | Sec. 14-211(1), Table 1 |
| Construction Sign (Freestanding) | 8 ft | 50 sq ft | — | — | One per project | On construction site | — | Sec. 14-211(3), Table 2 |
| Projecting Nameplate | 15 ft (max), 7 ft (min) | 3 sq ft | — | — | 1 per ground-floor/below-grade use | Per principal ground-floor or below-grade use with access | — | Sec. 14-251(1), Table |
| Wall Sign (I-1, I-2) | No part higher than façade height | — | — | — | Wall: per facade | On applicable building facade | — | Sec. 14-251(3)(e),(b) |
| Changeable Message Sign (Wall-Mounted) | Not above max window/door height of first floor | — | — | — | One per entrance for directories | Only on facades facing public R.O.W. or parking | — | Sec. 14-251(3)(f) |
| Freestanding Sign (Business/Service) | 10 ft | 40 sq ft | — | See general provisions for setback | One per lot; two with dual frontage | One per lot; two allowed if lot has two public frontages (one per frontage) | — | Sec. 14-251(4)(b), Table 7 |
| Freestanding Sign (Special Condition, Option 1) | 30 ft | 150 sq ft | — | See general provisions for setback | — | Business district lots with 150' or more frontage | — | Sec. 14-252(7), Special Condition Table 4 |
| Directional Signs | 3 ft | 3 sq ft | — | — | Up to 4 per lot (more with approval) | For public direction, bathrooms, parking, entrances. | — | Sec. 14-251(5) |

## Prohibited signs in Iron Mountain

- No sign shall be placed, displayed, or installed upon property without the consent of the property owner.
- Signs shall not be erected, relocated, or maintained so as to prevent or impede ingress or egress from any door, window, sidewalk, or fire escape.
- No sign shall be placed, displayed, or illuminated so as to obstruct or impair driver vision, obstruct the view of official traffic signs/signals/markings, or be confused in appearance with official traffic signs, signals, or markings.
- Signs using beacons, spotlights, or searchlights visible from public rights-of-way are prohibited.
- Land completely void of buildings shall also be completely void of all signs, except for governmental, warning, temporary signs associated with a temporary land use, and real estate signs.
- Abandoned signs must be removed in accordance with their status as to conformity: nonconforming signs within 90 days; conforming signs within one year.
- If a sign is determined to be a public nuisance in accordance with the Code, it must be abated per procedure.
- Signs for temporary land uses shall comply with permanent sign requirements, but must be removed when the activity ceases.
- Signs in or over a right-of-way are prohibited except as specifically allowed in the ordinance.
- Signs which incorporate any flashing or moving lights are prohibited in all districts unless otherwise provided.
- Phosphorescent or luminescent signs are prohibited.
- Visible moving parts, revolving parts, or mechanical movement of any description (except historic barber poles, certain allowed temporary signs, flags, and certain electronic message signs) are prohibited.
- Commercial electronic message signs with scrolling or moving message in any direction, that change more than once every six seconds, or any video format, are prohibited.
- Trailered signs with no other functional use are prohibited.
- Roof-mounted signs are prohibited.
- Signs painted, posted, or mounted on trees, rocks, fences, fence posts, light poles, benches, flower boxes, privacy walls, utility poles, equipment and structures, are prohibited.
- Any sign or sign structure determined structurally unsafe or that pose safety hazards as further detailed are prohibited.
- Temporary signs (real estate, political event, off-premises and residential event signs) are prohibited in the public right-of-way such as curb lawns.
- Commercial signs hand held or attached to a person are prohibited.
- Inflatable signs are prohibited.
- Any sign for which a permit has not been issued and is not a permitted sign is prohibited.
- Indecent, obscene, and profane signs are prohibited.
- Temporary or permanent signs not expressly permitted by the chapter are prohibited.
- New billboards of any kind are prohibited within the city.
- Signs may not obstruct routine code and property maintenance.
- Lighting for any sign shall not exceed specified wattage and must prevent glare or trespass on neighboring properties.

## Signs exempt from permit in Iron Mountain

- Governmental signs posted by any branch of local, state, or federal government, or as required by law, do not require permits.
- Flags or emblems of governmental, civic, philanthropic, educational, or religious organizations are permitted within restrictions on height and number.
- Commemorative signs such as cornerstones, historical markers, or memorial plaques are permitted.
- Warning signs not exceeding two square feet and not more than one per 100 feet of frontage are permitted.
- Permanent window signs (interior, including neon) up to 25 percent of total window area per building floor level, not exceeding 24 square feet total, do not require permits.
- Non-illuminated temporary signs listed in Sec. 14-211 (real estate signs, construction signs, residential event signs, political event signs, temporary window signs, interior window signs, attended noncommercial signs, motor vehicle and enclosed trailer signs, and certain flags/emblems) do not require permits if compliant with further requirements.
- Accessory signs on accessory structures greater than 100 square feet shall not exceed ten percent of mounting wall.
- Directory signs (participation is allowed as signs become available; subject to further placement and participation restrictions).
- Ordinary servicing, repainting of existing sign message, or cleaning of a sign does not require a permit.
- Periodic message changes for changeable message signs do not require a permit (unless a new permanent face is installed).

## Sign plan & submission notes

- Special condition signs or applications for exceptions (including unique site conditions, directory signs, historic signs, special community-service or off-premise directional signs, signs over standard area or height, neon signs exceeding standard area, or other unique conditions) must be reviewed and approved by the planning commission's sign committee, consisting of the city manager, zoning administrator, and an appointed member of the planning commission.
- The sign committee may adjust requirements up to a ten percent size increase, a 25 percent setback reduction, and approve sidewalk sign materials. Any deviation beyond these limits, or appeals, go to the zoning board of appeals with a hearing and notification procedure as set in the Zoning Ordinance.
- Any sign identified as requiring a permit under Article IX (such as projecting nameplate signs, overhanging signs, wall signs, mansard signs, dwelling/home occupation signs, multi-family/non-profit institutional signs, changeable message signs, freestanding signs, directional signs, commercial electronic message board signs, community service signs, off-premise directional signs, directory signs, historic signs, multiple-story building signs, marquee/canopy/awning/neon signs, unique site condition signs, sandwich board signs, and freestanding 'pole' signs) must submit a sign permit application as detailed in Sec. 14-293, which includes location and elevation drawings, copies of drawings, registered seal (as requested), certificate of insurance (for freestanding/overhanging), location staking (freestanding), and application fee.
- The city manager or designee administers permit applications, but special conditions and variances require site plan or master sign plan review by the sign committee and/or planning commission.
- All signs and permits regulated under this chapter are subject to annual planning commission review, and recommendations for modification are made to the city council as needed.
- For signs within right-of-way for M-95 or US-2, State DOT approval may be needed prior to city application.
- Applicants may be required to submit additional visual aids or professional reviews (e.g., architect/engineer sign-off, photographs, mockups, etc.) as determined necessary by city staff.
- For appeals of interpretations, the zoning board of appeals is the presiding authority.

## Full detail

This page publishes an overview of every zoning district plus a sample of 3 districts in full. Complete zone-by-zone requirements for all 6 zoning districts in Iron Mountain — every sign type, every field — are available with a free PermitPal account: https://app.permitpal.io/?address=Iron+Mountain+MI&override=true&utm_source=landing&utm_medium=city-page&utm_campaign=city-iron-mountain

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