Deconama Studio, a Bogota architecture and interior design firm, is facing potential sanctions after demolishing an original staircase inside an apartment designed by Rogelio Salmona without prior authorization. ^[1] The building was declared a Bien de Interés Cultural (BIC) in 2010 under Law 1185 of 2008, requiring permits for alterations. ^[2] Unauthorized alterations to a BIC can result in fines of 200-500 minimum legal monthly wages ($350.2M-$875.5M) for property owners and 400-1,000 minimum wages ($700.4M-$1.75B) for architects. ^[3] Altos de Santana was declared a Bien de Interes Cultural (BIC) at the district level through Resolution 2043 of 2010 and is protected under Level 2 typological conservation. ^[4] IDPC Director Diego Parra stated that the owners and professionals involved did not submit any request or obtain authorization before carrying out the work on the staircase. ^[5] The apartment is located in Altos de Santana, a residential complex in northern Bogota designed by Rogelio Salmona and completed between 1986 and 1990. ^[6] The IDPC is investigating the case, collecting evidence, and determining responsibilities for the unauthorized modification. ^[7]