There are several grounds that a person making an opposition may rely on. First, Opposition may be made against registration of a trademark under s. 12 on ground that the trademark is similar or nearly resembles the trademark already registered and is therefore likely to deceive or confuse consumers; secondly, opposition may be brought under the provisions of s. 44 on grounds of prior registration in the country of origin. A person may also rely on such grounds as, prior application; prior use; mark not being distinctive; mark being deceptive; mark being generic. A person may also rely on any other ground of unregistrability, i.e. the mark not protectable in a court of law.
Registration of trademarks in Uganda is enabled by the Principal Legislation on trademarks in Uganda the Trademarks Act No.7 of 2010 that repealed the Trademarks Act Cap 217 and Chapter 37 of the Penal Code Act Cap 120; and its regulations, the Trademark Regulations Statutory Instrument No. 58 of 2012.