# Sign Regulations in Washington, District of Columbia

Sign permit rules, size and height limits, setbacks, and ordinance citations for Washington, District of Columbia, compiled by PermitPal from the jurisdiction's published municipal code.

- **Jurisdiction:** Washington, District of Columbia (DC)
- **Canonical page:** https://permitpal.io/sign-regulations/district-of-columbia/washington
- **Data last verified:** 2025-02-12
- **Source:** [other municipal code](https://www.dcregs.dc.gov/Common/DCMR/RuleList.aspx?ChapterNum=2017-12-A-N&ChapterId=4171)

## At a glance

Washington, District of Columbia regulates 47 sign types across 13 zoning districts. Small Unilluminated Ground Sign (Exempt)s in the PDR-1, PDR-2, PDR-3, PDR-4 zoning district are capped at 4 sq ft per sign; max dimension 3 ft. and 3 ft maximum dimension per sign. wide, with a More than 20 ft behind building or building restriction line. setback (Sec. 12-A DCMR § N101.3.5.5). Most commercial signs in Washington require a permit.

## Sign rules by zoning district (13 zones)

| Zoning District | Sign Types Regulated | Max Height | Max Area | Permit Required |
| --- | --- | --- | --- | --- |
| PDR-1, PDR-2, PDR-3, PDR-4 | 21 | Overall height ≤ 25 ft; min clearance 8 ft. | 300 sq ft net advertising area per face (for new permitted billboards). | — |
| PDR-1/CAP, PDR-4/FT | 21 | Overall height ≤ 25 ft; min clearance 8 ft. | 300 sq ft net advertising area per face (for new permitted billboards). | — |
| C-4 | 9 | If self-standing (limited historic exceptions): ≤ 30 ft height; ≥ 8 ft clearance from ground. | ≤ 100 sq ft per frontage for roof signs. | — |
| M, C-M | 8 | If self-standing (legacy transfer only): ≤ 30 ft height; ≥ 8 ft clearance. | Varies by type (e.g., Revolving: 40 sq ft/face; Roof: ≤ 100 sq ft/frontage). | — |
| W | 7 | Letter height ≤ 12 in. | Up to 40 ft of street frontage: max 40 sq ft total sign area. 40-100 ft of frontage: max 1 sq ft of sign area per linear foot of frontage. Over 100 ft of frontage: max 100 sq ft plus 0.5 sq ft per linear foot of frontage over 100 (12-A DCMR Table N101.9.6). | — |
| Commercial Districts | 6 | First-floor store/business signs within 20 ft above sidewalk; roof sign limits apply. | Varies by type (Revolving: 40 sq ft/face; Roof: ≤ 100 sq ft/frontage). | — |
| PDR Districts | 5 | First-floor store/business signs within 20 ft above sidewalk; roof sign limits apply. | Varies by type (Revolving: 40 sq ft/face; Roof: ≤ 100 sq ft/frontage). | — |
| Residential Districts | 6 | — | Up to 40 sq ft total per site. | — |
| Special Purpose Districts | 4 | — | Up to 40 ft of street frontage: max 40 sq ft total sign area. 40-100 ft of frontage: max 1 sq ft of sign area per linear foot of frontage. Over 100 ft of frontage: max 100 sq ft plus 0.5 sq ft per linear foot of frontage over 100 (12-A DCMR Table N101.9.6). | — |
| PDR-1, PDR-2, PDR-3, PDR-4, PDR-1/CAP, PDR-4/FT | 5 | First-floor store/business signs within 20 ft above sidewalk; roof sign limits apply. | Varies by type (Revolving: 40 sq ft/face; Roof: ≤ 100 sq ft/frontage). | — |
| M | 7 | If self-standing (legacy transfer only): ≤ 30 ft height; ≥ 8 ft clearance. | Varies by type (Revolving: 40 sq ft/face; Roof: ≤ 100 sq ft/frontage). | — |
| C-M | 7 | If self-standing (legacy transfer only): ≤ 30 ft height; ≥ 8 ft clearance. | Varies by type (Revolving: 40 sq ft/face; Roof: ≤ 100 sq ft/frontage). | — |
| General Regulations For All Zones | 3 | — | — | — |

## Zone-by-zone sign requirements (sample of 3 of 13 zones)

### PDR-1, PDR-2, PDR-3, PDR-4

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Wall Sign (First-floor store/business in multi-story building) | Must be within 20 ft above the sidewalk for first-floor store/business signs. | — | — | — | — | On the first story frontage occupied by the business. | — | 12-A DCMR § N101.3, § N101.3.4, § N101.10.2 |
| Wall Sign (Upper stories of multi-story building) | — | Varies by wall area above 20 ft per formula; roof signs 100 sq ft per frontage. | — | — | — | Upper stories on street frontage. | — | 12-A DCMR § N101.10.3 (Table N101.10.3) |
| Projecting Sign | Min clearance 8 ft above sidewalk; 15 ft above any driveway in public space. | — | — | 18 in minimum from curb lane when over public space. | — | Commercial and PDR Districts; on street frontage of a building. | — | 12-A DCMR § N101.7.1, § N101.7.1.1, § N101.7.1.2, § N101.7.1.3 |
| Roof Sign | Height of sign shall not exceed half of the width of its base; base 6–18 in above parapet; not above zoning height limit. | Roof signs shall not exceed 100 sq ft facing any one street frontage (also subject to overall area limits). | — | — | — | On roof, securely braced and fastened. | — | 12-A DCMR § N101.7.2, § N101.7.2.1, § N101.7.2.2; § N101.10.1 (100 sq ft roof sign cap) |
| Revolving Sign | Min 8 ft clearance; total height ≤ 20 ft above grade. | 40 sq ft per face; max dimension 3 ft. | — | — | — | Entirely on private land; not projecting beyond building line; not on roofs. | — | 12-A DCMR § N101.7.11 through § N101.7.11.8 |
| Small Unilluminated Ground Sign (Exempt) | — | 4 sq ft per sign; max dimension 3 ft. | 3 ft maximum dimension per sign. | More than 20 ft behind building or building restriction line. | Up to 3 per record lot. | Outside of and unattached to buildings in Commercial or PDR zones. | — | 12-A DCMR § N101.3.5.5 |
| Real Estate Sign (By permit; larger) | — | Up to 60 sq ft in unsubdivided outlying sections; up to 40 sq ft in Residential districts (not applicable here). | — | — | One per lot (with limits on agents). | On lot or attached to exterior of building fronting on a street, avenue, or road. | — | 12-A DCMR § N101.16.2, § N101.16.3, § N101.16.4 |
| Billboard (Authorized list or new by permit) | Overall height ≤ 25 ft; min clearance 8 ft. | 300 sq ft net advertising area per face (for new permitted billboards). | — | At least 1 ft from each property line per 1 ft of billboard height. | — | Subject to zoning compliance and prohibited in many areas including near residential, parks, historic districts, and certain transit rights-of-way. | — | 12-A DCMR § N101.7.6 through § N101.7.6.7.15 |

### PDR-1/CAP, PDR-4/FT

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Wall Sign (First-floor store/business in multi-story building) | Must be within 20 ft above the sidewalk for first-floor store/business signs. | — | — | — | — | On the first story frontage occupied by the business. | — | 12-A DCMR § N101.3, § N101.3.4, § N101.10.2 |
| Wall Sign (Upper stories of multi-story building) | — | Varies by wall area above 20 ft per formula; roof signs 100 sq ft per frontage. | — | — | — | Upper stories on street frontage. | — | 12-A DCMR § N101.10.3 (Table N101.10.3) |
| Projecting Sign | Min clearance 8 ft above sidewalk; 15 ft above any driveway in public space. | — | — | 18 in minimum from curb lane when over public space. | — | Commercial and PDR Districts; on street frontage of a building. | — | 12-A DCMR § N101.7.1, § N101.7.1.1, § N101.7.1.2, § N101.7.1.3 |
| Roof Sign | Height of sign shall not exceed half of the width of its base; base 6–18 in above parapet; not above zoning height limit. | Roof signs shall not exceed 100 sq ft facing any one street frontage (also subject to overall area limits). | — | — | — | On roof, securely braced and fastened. | — | 12-A DCMR § N101.7.2, § N101.7.2.1, § N101.7.2.2; § N101.10.1 (100 sq ft roof sign cap) |
| Revolving Sign | Min 8 ft clearance; total height ≤ 20 ft above grade. | 40 sq ft per face; max dimension 3 ft. | — | — | — | Entirely on private land; not projecting beyond building line; not on roofs. | — | 12-A DCMR § N101.7.11 through § N101.7.11.8 |
| Small Unilluminated Ground Sign (Exempt) | — | 4 sq ft per sign; max dimension 3 ft. | 3 ft maximum dimension per sign. | More than 20 ft behind building or building restriction line. | Up to 3 per record lot. | Outside of and unattached to buildings in Commercial or PDR zones. | — | 12-A DCMR § N101.3.5.5 |
| Real Estate Sign (By permit; larger) | — | Up to 60 sq ft in unsubdivided outlying sections; up to 40 sq ft in Residential districts (not applicable here). | — | — | One per lot (with limits on agents). | On lot or attached to exterior of building fronting on a street, avenue, or road. | — | 12-A DCMR § N101.16.2, § N101.16.3, § N101.16.4 |
| Billboard (Authorized list or new by permit) | Overall height ≤ 25 ft; min clearance 8 ft. | 300 sq ft net advertising area per face (for new permitted billboards). | — | At least 1 ft from each property line per 1 ft of billboard height. | — | Subject to zoning compliance and prohibited in many areas including near residential, parks, historic districts, and certain transit rights-of-way. | — | 12-A DCMR § N101.7.6 through § N101.7.6.7.15 |

### C-4

| Sign Type | Max Height | Max Area | Max Width | Setback | Signs Allowed | Location | Permit Required | Ordinance Citation |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Wall Sign (One-story building or first-floor businesses) | For first-floor stores/businesses in multi-story buildings, keep within 20 ft above sidewalk. | — | — | — | — | On street frontage in Commercial districts. | — | 12-A DCMR § N101.3, § N101.3.4, § N101.10.1–§ N101.10.4 |
| Projecting Sign | Min 8 ft clearance above sidewalk; 15 ft above driveways in public space. | — | — | ≥ 18 in from curb lane when over public space. | — | On street frontage in Commercial districts. | — | 12-A DCMR § N101.7.1–§ N101.7.1.3 |
| Roof Sign | Base 6–18 in above parapet; sign height ≤ 1/2 width of base; not above zoning height limit. | ≤ 100 sq ft per frontage for roof signs. | — | — | — | On roofs, securely braced. | — | 12-A DCMR § N101.7.2–§ N101.7.2.2; § N101.10.1 |
| Awning/Canopy/Marquee/Portico Sign | Letters ≤ 12 in high. | — | — | — | — | On valance or skeleton letters on top/hung from canopy/marquee/portico/awning. | — | 12-A DCMR § N101.7.4 |
| Window Sign (Exempt) | — | Up to 20% of each window | — | — | — | On show/other windows abutting or overlooking street/public way in Commercial districts. | — | 12-A DCMR § N101.3.5.4 |
| Special Sign (Eligible area) | If self-standing (limited historic exceptions): ≤ 30 ft height; ≥ 8 ft clearance from ground. | — | — | — | — | Within Central Business District (C-4) as an eligible transfer area for Special Signs; on exterior walls/surfaces (not self-standing except limited transferred legacy approvals). | — | 12-A DCMR § N101.17.1–§ N101.17.12; transfer eligibility includes C-4: § N101.17.7(2) |
| Permit Requirements (General) | — | — | — | — | — | District-wide for signs subject to Appendix N. | — | 12-A DCMR § N101.3, § N101.3.1–§ N101.3.4; § N101.3.5; § N101.5; § N101.5a; § N101.4 |
| Structural/Materials Standards (General) | — | — | — | — | — | All signs and supports. | — | 12-A DCMR § N101.11 through § N101.11.9 |

## Prohibited signs in Washington

- No sign may obstruct any window, door, fire escape, balcony, platform, stairway, ladder, stack, vent pipe, or building egress (N101.14).
- Dangerous or structurally unsafe signs are prohibited and must be removed or made safe upon order of the code official (N101.13).
- Signs in public space are prohibited unless specifically approved by the code official (N101.7.8).
- Advertising signs or banners may not be carried or transported on or over public space (except as expressly exempted for certain vehicles, labor dispute signs, and non-commercial messages) (N101.7.9).
- Signs that do not advertise a bona fide business conducted on the premises with a valid Certificate of Occupancy are prohibited (off‑premises commercial advertising) (N101.6).
- Display of signs on vacant property visible from the street is prohibited, except for compliant real estate signs and authorized billboards/poster panels (N101.6.4).
- Directional signs are prohibited except as specifically allowed for billboards, limited vacated‑property cases, temporary real‑estate open houses, or permitted parking‑facility directionals (N101.6.5).
- No lettering or advertising matter is permitted on any street clock except a small manufacturer name on the dial (N101.6.3).
- No advertising or display may be placed above the zoning height limit on spires, towers, domes, penthouses, ventilation shafts, chimneys, smokestacks, water tanks, cooling towers, or other structures extending above the height limit (N101.7.2.2).
- New signs on building side walls are prohibited unless on side walls of corner buildings abutting a public street, on side walls with a public business entrance on an alley, or on walls facing parking lots used with the building (N101.7.7, N101.7.7.1, N101.7.7.2).

## Signs exempt from permit in Washington

- Signs bearing non‑commercial statements of fact, belief, or personal or political opinion posted on private property are not subject to Appendix N (except when on historic property or when subject to Commission of Fine Arts review, which require permits under N101.3a or N101.3b) (N101.1, N101.3a, N101.3b).

## Sign permit fees & timelines in Washington

| Item | Details | Citation |
| --- | --- | --- |
| All sign permits | $65 | — |
| Other | 20 calendar days (starts when From submission of Special Sign Permit application) | — |

_The full published fee and review-timeline schedule for Washington is available in PermitPal (free account)._

## 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 13 zoning districts in Washington — every sign type, every field — are available with a free PermitPal account: https://app.permitpal.io/?address=Washington+DC&override=true&utm_source=landing&utm_medium=city-page&utm_campaign=city-washington

---

PermitPal — AI sign code research. Full HTML page: https://permitpal.io/sign-regulations/district-of-columbia/washington