The short answer
Graffiti is not automatically legal simply because it is in Comuna 13. Colombia’s National Police and Coexistence Code prohibits writing or fixing drawings or graffiti on public or private walls and other surfaces without the required permission or in violation of applicable rules.
Permission changes the situation
Many prominent murals are commissioned, organized or painted with owner/community authorization. The 2025 “Somos Comuna” mural, for example, was a formal project led with city entities, artists and residents.
Public space can involve additional rules
Painting infrastructure or public property can require authorization beyond a private owner saying yes. Medellín also manages public-space interventions through institutional processes. A visitor should never assume an apparently blank wall is fair game.
Why tourist “graffiti activities” are controlled
Responsible tour workshops use a designated surface or an authorized space. That is why joining an artist-led activity is different from bringing a marker and signing a random wall.
The practical rule for visitors
Do not paint unless your guide or host explicitly provides a permitted surface. Do not write over existing art. Do not treat signatures from tourists as participation in local graffiti culture.
Field notes and deeper context
Legal does not mean culturally respectful Even on an authorized wall, painting over a memorial piece or another artist’s active work without agreement can create cultural conflict. Law answers only part of the question. Graffiti scenes also operate through local norms about walls, crews, seniority and respect. Visitors participating in a workshop do not need to master those rules because the host should choose the surface for them. Why the law article belongs on a tourism site Comuna 13’s popularity encourages visitors to imagine that leaving a mark is part of the experience. Clear permission guidance prevents the destination from accumulating tourist tags on homes and existing work. It also makes workshops more valuable: an authorized activity gives people the tactile experience without externalizing the cost onto residents.
Colombia’s national rule is clearer than many visitors assume
Colombia’s National Police and Coexistence Code, Law 1801 of 2016, addresses writing or fixing legends, drawings or graffiti on public or private surfaces without the required permission or in violation of applicable rules. The practical distinction is permission. Graffiti is not magically legal because a neighborhood is famous for it, and it is not automatically illegal because it is graffiti.
That is why the walls you see on a tour can have very different legal histories. A work may be commissioned by a city agency, approved by a property owner, organized by a cultural collective, produced during a festival, painted through a workshop with a designated surface, or placed without authorization.
Visitors normally cannot tell which category applies merely by looking.
Private property and public property are different permission problems
On a private wall, the owner’s authorization is a basic starting point, but other rules can still matter if the intervention affects heritage, signage, public safety or shared property. On public infrastructure, permission generally involves the entity responsible for the surface and whatever cultural or technical process the city has established.
Medellín’s recent urban-art programs show how formal this can become. The city has selected artists and curators, assigned surfaces, evaluated proposals and allocated areas for training and festivals. A legal wall can therefore involve much more than somebody saying “go ahead and paint.”
Legal does not mean artistically conservative
Permission changes the legal status of the act; it does not dictate the style. A sanctioned wall can feature aggressive lettering, experimental characters or politically challenging work. An unsanctioned tag can be visually conventional.
This matters because tourism marketing sometimes uses “street art” to imply sanctioned beauty and “graffiti” to imply vandalism. The categories do not map neatly onto legality.
Tourist graffiti workshops use designated surfaces for a reason
Some Comuna 13 tours allow visitors to spray a mark or practice basic techniques. A responsible workshop does not hand a tourist a can and invite them to choose a neighborhood facade. It uses a wall, board or area the operator is authorized to use.
If you participate, ask where you are allowed to paint and whether the surface is meant to be temporary. Do not add your name to an existing mural, residential facade, escalator structure or random retaining wall just because other paint is present.
What happens if a wall already has graffiti on it?
Existing paint is not permission. A layered wall may have an informal local convention about repainting, or it may simply have accumulated unauthorized marks. A visitor cannot assume either.
The safest rule is simple: do not paint unless the person running the activity clearly controls or has permission for the surface.
Graffiti law and copyright are separate questions
Permission to put paint on a wall is one issue. Copyright in the resulting artistic work is another. Colombian and Andean copyright rules protect artistic works and recognize moral and economic rights. A property owner can own the physical wall without automatically becoming the author of the image painted on it.
That distinction becomes important when murals are modified, commercially reproduced or removed. A famous Colombian case involving the mural Líder at Centro Comercial San Diego reached the Andean Court of Justice in a dispute involving the artist and the property where the mural was located, illustrating how physical ownership and authorship can collide.
Photography has its own public-space exception
Colombian Copyright Law 23 of 1982, Article 39, allows works permanently located on public roads, streets or squares to be reproduced by painting, drawing, photography or cinematography and those reproductions to be distributed and communicated to the public. Andean Decision 351 also contains a public-place exception for images of artistic and architectural works permanently located in places open to the public.
That makes ordinary visitor photography much less legally mysterious than internet discussions sometimes suggest. Attribution is still a good practice, and a photograph involving identifiable people raises privacy and personality considerations separate from the mural itself.
The practical visitor rule
Take photographs. Credit artists when you can identify them. Participate in painting only on a surface specifically provided for it. Do not interpret a wall covered in paint as an open invitation. And remember that “Comuna 13 is a graffiti neighborhood” is a cultural description, not a legal exemption.
What permission can look like in practice
Permission does not always appear as a plaque. A shop owner may invite an artist to paint a shutter. A cultural organization may maintain a rotating practice wall. A city agency may run a formal call for artists with technical review. A festival may assign temporary surfaces for a weekend. The legal basis can be very different even when the finished works sit on the same block.
For that reason, visitors should avoid playing detective from appearance alone. Clean execution does not prove permission, and rough execution does not prove illegality. Ask the operator or artist if you genuinely need to know.
The most important practical point remains simple: tourism does not create a special right to paint. Participating in a supervised workshop on an authorized surface is one thing; adding your initials to an existing wall is another.
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Frequently Asked Questions
Can tourists legally spray paint in Comuna 13?
Only where they have appropriate permission, such as a designated workshop surface. The neighborhood is not an unrestricted legal wall.
Are commissioned murals legal?
They can be when the necessary property and public-space permissions are in place.
Can I write my name on a wall if other tourists have?
Do not assume so. Existing marks do not establish permission.
Sources and verification
- SUIN Juriscol — Law 1801 of 2016
- Alcaldía de Medellín — Somos Comuna mural
- Dirección Nacional de Derecho de Autor — moral and economic rights FAQ
- WIPO Lex — Colombia Law 23 of 1982, including Article 39 on works in public places
- WIPO Lex — Andean Community Decision 351 on copyright and related rights
- WIPO Lex — Andean Court mural dispute involving artist Gabriel Calle Arango and Centro Comercial San Diego
- Alcaldía de Medellín — Urban-art surfaces, training and technical selection
Related reading
- How to Photograph Comuna 13 Graffiti Respectfully
- Comuna 13 vs. Bogotá: Two Very Different Colombian Street-Art Experiences
- Comuna 13 Graffiti Explained: How to Read the Murals Instead of Just Photographing Them
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